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Software

Analytics

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Related: Personal Dashboards

Archiving and Digital Preservation (DP)

Access to Memory (AtoM) – Web-based, open source application for standards-based archival description and access in a multilingual, multi-repository environment. (Demo, Source Code) AGPL-3.0-only PHP
ArchiveBox – Self-hosted wayback machine that creates HTML & screenshot archives of sites from your bookmarks, browsing history, RSS feeds, or other sources. (Source Code) MIT Python
Archivematica – Mature digital preservation system designed to maintain standards-based, long-term access to collections of digital objects. (Demo, Source Code) AGPL-3.0-only Python
ArchivesSpace – Archives information management application for managing and providing Web access to archives, manuscripts and digital objects. (Demo, Source Code) ECL-2.0 Ruby
CKAN – CKAN is a tool for making open data websites. (Source Code) AGPL-3.0 Python
Collective Access – Providence – Highly configurable Web-based framework for management, description, and discovery of digital and physical collections supporting a variety of metadata standards, data types, and media formats. (Source Code) GPL-3.0-only PHP
Horahora – Video hosting website and video archival manager for Niconico, Bilibili, and Youtube. MIT Go
LiveStreamDVR ⚠ – An automatic Twitch recorder capable of capturing live streams, chat messages and stream metadata. MIT Python/Nodejs

Automation

Related: Internet of Things (IoT)

Accelerated Text – Automatically generate multiple natural language descriptions of your data varying in wording and structure. (Source Code) Apache-2.0 Java
Actionsflow ⚠ – The free Zapier/IFTTT alternative for developers to automate your workflows based on Github actions. (Source Code) MIT Docker/Nodejs
ActiveWorkflow – An intelligent process and workflow automation platform based on software agents. MIT Ruby
Alltube – Web interface for youtube-dl, a program to download videos and audio from more than 100 websites. (Source Code) GPL-3.0 PHP
AmIUnique – Learn how identifiable you are on the Internet (browser fingerprinting tool). (Source Code) MIT Java
Baserow – Open source online database tool and Airtable alternative. Create your own database without technical experience. (Source Code) MIT Python/Nodejs
Beehive – Flexible event and agent system, which allows you to create your own agents that perform automated tasks triggered by events and filters. AGPL-3.0 Go
betanin – Music organization man-in-the-middle of your torrent client and music player. Based on beets.io, similar to Sonarr and Radarr. GPL-3.0 Python
ChiefOnboarding – Employee onboarding platform that allows you to provision user accounts and create sequences with todo items, resources, text/email/Slack messages, and more! Available as a web portal and Slack bot. (Source Code) AGPL-3.0 Python
Datasette – An open source multi-tool for exploring and publishing data, easy import and export and database management. (Demo, Source Code) Apache-2.0 Python
Eonza – Eonza is used to create scripts and automate tasks on servers or VPS hosting. Manage your servers from any browser on any device. (Demo, Source Code) MIT Go
Episodes ⚠ – Self Hosted TV show Episode tracker and recommender built using django, bootstrap4. MIT Python
Exadel CompreFace – Face recognition system that provides REST API for face recognition, face detection, and other face services, and is easily deployed with docker. There are SDKs for Python and JavaScript languages. Can be used without prior machine learning skills. (Source Code) Apache-2.0 Docker/Java/Nodejs
feed2toot – Feed2toot parses a RSS feed, extracts the last entries and sends them to Mastodon. (Source Code) GPL-3.0 Python
feedmixer – FeedMixer is a WSGI (Python3) micro web service which takes a list of feed URLs and returns a new feed consisting of the most recent n entries from each given feed(Returns Atom, RSS, or JSON). (Demo) WTFPL Python
Headphones – Automated music downloader for NZB and Torrent, written in Python. It supports SABnzbd, NZBget, Transmission, µTorrent, Deluge and Blackhole. GPL-3.0 Python
Healthchecks – Django app which listens for pings and sends alerts when pings are late. (Source Code) BSD-3-Clause Python
homebank-converter – Web app to convert an export bank file to compatible Homebank csv. (Demo) AGPL-3.0 HTML5
HRConvert2 – Drag-and-drop file conversion server with session based authentication, automatic temporary file maintenance, and logging capability. GPL-3.0 PHP
Huginn – Allows you to build agents that monitor and act on your behalf. MIT Ruby
Kibitzr – Lightweight personal web assistant with powerful integrations. (Source Code) MIT Python
Krayin – Free and Opensource Laravel CRM Application. (Source Code) MIT PHP
LazyLibrarian ⚠ – LazyLibrarian is a program to follow authors and grab metadata for all your digital reading needs. It uses a combination of Goodreads Librarything and optionally GoogleBooks as sources for author info and book info. GPL-3.0 Python
Leon – Open-source personal assistant who can live on your server. (Source Code) MIT Nodejs
Lidarr – Lidarr is a music collection manager for Usenet and BitTorrent users. (Source Code) GPL-3.0 C#
Medusa – Automatic Video Library Manager for TV Shows. It watches for new episodes of your favorite shows, and when they are posted it does its magic. (Source Code) GPL-3.0 Python
MetaTube ⚠ – A Web GUI to automatically download music from YouTube add metadata from Spotify, Deezer or Musicbrainz. GPL-3.0 Python
MeTube – Web GUI for youtube-dl, with playlist support. Allows downloading videos from dozens of websites. AGPL-3.0 Python/Nodejs/Docker
nefarious – Web application that automates downloading Movies and TV Shows. GPL-3.0 Python
NocoDB – No-code platform that turns any database into a smart spreadsheet. It can be considered as an Airtable or Smartsheet alternative. (Source Code) GPL-3.0 Nodejs
OliveTin – OliveTin is a web interface for running Linux shell commands. AGPL-3.0 Go
Patrowl – Open Source, Smart and Scalable Security Operations Orchestration Platform. AGPL-3.0 Python
Podgrab – Lightweight podcast manager and automatic podcast episode downloader. It will monitor podcasts for your and download them automatically whenever a new episode goes live. GPL-3.0 Docker/Go
pyLoad – Lightweight, customizable and remotely manageable downloader for 1-click-hosting sites like rapidshare.com or uploaded.to. (Source Code) GPL-3.0 Python
Radarr – Radarr is an independent fork of Sonarr reworked for automatically downloading movies via Usenet and BitTorrent, à la Couchpotato. (Source Code) GPL-3.0 C#
SickRage – SickRage is an automatic Video Library Manager for TV Shows. Automatic torrent/nzb searching, downloading, and processing at the qualities you want. (Source Code) GPL-3.0 Python
SiteInspector – Web-based tool for catching spelling errors, grammatical errors, broken links, and other errors on websites. (Demo, Source Code) AGPL-3.0 Ruby
Sonarr – Automatic TV Shows downloader and manager for Usenet and BitTorrent. It can grab, sort and rename new episodes and automatically upgrade the quality of files already downloaded when a better quality format becomes available. (Source Code) GPL-3.0 C#
StackStorm – StackStorm (aka IFTTT for Ops) is event-driven automation for auto-remediation, security responses, troubleshooting, deployments, and more. Includes rules engine, workflow, 160 integration packs with 6000+ actions and ChatOps. (Source Code) Apache-2.0 Python
WebUI-aria2 – Interface to interact with the aria2 downloader. Very simple to use, just download and open index.html in any web browser. (Demo) MIT HTML5
ydl_api_ng – Simple youtube-dl REST API to launch downloads on a distant server. GPL-3.0 Python
YoutubeDL-Material – Material Design inspired YouTube downloader, based on youtube-dl. Supports playlists, quality select, search, dark mode and much more, all with a clean and modern design. MIT Nodejs
µTask – Automation engine that models and executes business processes declared in yaml. BSD-3-Clause Go

Blogging Platforms

See also: WeblogMatrix

Antville – Free, open source project aimed at the development of a high performance, feature rich weblog hosting software. (Source Code) Apache-2.0 Javascript
Blog – Facebook-styled blog. Free, extremely lightweight, single-user and easy to install. GPL-3.0 PHP
Canvas – A Laravel publishing platform. (Source Code) MIT PHP
Castopod – A podcast management hosting platform that includes the latest podcast 2.0 standards, an automated Fediverse feed, analytics, an embeddable player, and more. (Source Code) AGPL-3.0 PHP
Chyrp Lite – Extra-awesome, extra-lightweight blog engine. (Source Code) BSD-3-Clause PHP
Dotclear – Take control over your blog. (Source Code) GPL-2.0 PHP
Ghost – Just a blogging platform. (Source Code) MIT Nodejs
Haven – Private blogging system with markdown editing and built in RSS reader. (Demo, Source Code) MIT Ruby
htmly – Databaseless Blogging Platform (Flat-File Blog). (Demo, Source Code) GPL-2.0 PHP
Known – A collaborative social publishing platform. (Source Code) Apache-2.0 PHP
Plume – Federated blogging engine, based on ActivityPub. (Source Code) AGPL-3.0 Rust
PluXml – XML-based blog/CMS platform. (Source Code) GPL-1.0 PHP
Serendipity – Serendipity (s9y) is a highly extensible and customizable PHP blog engine using Smarty templating. (Source Code) BSD-3-Clause PHP

Booking and Scheduling

Related: Polls and Events

Alf.io – The open source ticket reservation system. (Demo, Source Code) GPL-3.0 Java
Cal.com – The open-source online appointment scheduling system. (Demo, Source Code) MIT Nodejs
Easy!Appointments – A highly customizable web application that allows your customers to book appointments with you via the web. (Demo, Source Code) GPL-3.0 PHP

Bookmarks and Link Sharing

Briefkasten – Modern app for saving and managing your own bookmarks. Includes a browser extension. (Demo) MIT Nodejs
dyu bookmarks – Single-threaded/process bookmark app powered by leveldb and uWebSockets. Supports importing from Delicious and Chrome. (Demo) Apache-2.0 Java
Espial – An open-source, web-based bookmarking server. AGPL-3.0 Haskell
Firefox Account Server – This allows you to host your own Firefox accounts server. (Source Code) MPL-2.0 Nodejs, Java
Firefox Sync Server – Sync Firefox bookmarks, passwords, history, tabs, preferences. MPL-2.0 Python
Geekmarks – Personal bookmarking service focused on speed and organization using hierarchical tags. (Source Code) BSD-2-Clause Go
golinks – Web application that allows you to create smart bookmarks, commands and aliases by pointing your web browser’s default search engine at a running instance. Similar to bunny1 or yubnub. (Demo) MIT Go
Hackershare – Social bookmarks website for hackers. (Demo) MIT Ruby
LinkAce – A bookmark archive with automatic backups to the Internet Archive, link monitoring, and a full REST API. Installation is done via Docker, or as a simple PHP application. (Demo, Source Code) GPL-3.0 PHP
linkding – Minimal bookmark management with a fast and clean UI. Simple installation through Docker and can run on your Raspberry Pi. (Demo) MIT Docker/Python/Nodejs
LinkWarden – A self-hosted bookmark + archive manager to store your useful links. (Demo) MIT Docker/Nodejs
Lobsters – Run your own link aggregation site. (Source Code) BSD-3-Clause Ruby
No Fuss Bookmarks – Very simple software and service to store bookmarks especially designed for hackers (that don’t need fancy interfaces, but nice API). (Source Code) GPL-3.0 Python
Pinry – The tiling image board system for people who want to save, tag, and share images, videos, and webpages. (Demo, Source Code) BSD-2-Clause Python
Reminiscence – Self-Hosted Bookmark And Archive Manager. AGPL-3.0 Python
Shaarli – Personal, minimalist, super-fast, no-database bookmarking and link sharing platform. (Demo) Zlib PHP
Shiori – Simple bookmark manager built with Go. MIT Go
ubookmark – LDAP enabled bookmarking service. (Demo, Source Code) GPL-2.0 Python
unmark – Open source to do app for links. (Source Code) MIT PHP
xBrowserSync – Open source tool for syncing browser data between browsers and devices. (Source Code) MIT Nodejs

Calendar & Contacts

Related: Groupware

Calendar & Contacts – CalDAV or CardDAV Servers

Baïkal – Lightweight CalDAV and CardDAV server based on sabre/dav. (Source Code) GPL-3.0 PHP
calypso – Python-based CalDAV and CardDAV server, forked from Radicale. (Source Code) GPL-3.0 Python
DAViCal – Server for calendar sharing (CalDAV) that uses a PostgreSQL database as a data store. (Source Code) GPL-2.0 PHP
Davis – A simple, dockerizable and fully translatable admin interface for sabre/dav based on Symfony 5 and Bootstrap 4, largely inspired by Baïkal. MIT PHP
DecSync CC – Serverless contacts, calendar synchronization using your own file syncing method i.e Syncthing, Nextcloud etc. (Source Code) GPL-3.0 Kotlin
Etebase (EteSync) – End-to-end encrypted and journaled personal information server supporting calendar and contact data, offering its own clients. (Source Code) AGPL-3.0 Python/Django
Radicale – Simple calendar and contact server with extremely low administrative overhead. (Source Code) GPL-3.0 Python
SabreDAV – Open source CardDAV, CalDAV, and WebDAV framework and server. (Source Code) MIT PHP
Xandikos – Open source CardDAV and CalDAV server with minimal administrative overhead, backed by a Git repository. GPL-3.0 Python

Calendar & Contacts – CalDAV or CardDAV Web-based Clients

AgenDAV – Multilanguage CalDAV web client with a rich AJAX interface and shared calendars support. (Source Code) GPL-3.0 PHP
Bloben – CalDAV web client. (Demo, Source Code) AGPL-3.0 Docker
EteSync Web – EteSync’s official Web-based client (i.e., their Web app). (Demo, Source Code) AGPL-3.0 Javascript
InfCloud – Open source CalDAV/CardDAV web client implementation. (Demo, Source Code) AGPL-3.0 Javascript

Communication

Communication – Custom Communication Systems

BluetoothCommunicatorExample – Bluetooth LE chat app to communicate between android devices with P2P architecture. (Clients) Apache-2.0 Java
Centrifugo – Language-agnostic real-time messaging (Websocket or SockJS) server. (Demo, Source Code) MIT Go
Chaskiq – Full featured livechat, helpcenter and CRM as an alternative to Intercom & Drift, Crisp and others. (Source Code) AGPL-3.0 Ruby
Chatwoot – Self-hosted customer communication platform, an alternative to Intercom & Zendesk. (Source Code) MIT Ruby
Conduit – A simple, fast, and reliable chat server powered by Matrix. (Source Code) Apache-2.0 Rust
Darkwire.io – End-to-end encrypted instant web chat. MIT Nodejs
Element – Fully-featured Matrix client for Web, iOS & Android. (Source Code) Apache-2.0 Javascript
Enigma Reloaded – DIY Message and file encryption for any platform. GPL-3.0 Javascript
Freenet – Anonymously share files, browse and publish freesites (web sites accessible only through Freenet) and chat on forums. (Source Code) GPL-2.0 Java
GNUnet – Free software framework for decentralized, peer-to-peer networking. (Source Code) GPL-3.0 C
Gotify – Self-hosted notification server with Android and CLI clients, similar to PushBullet. (Source Code, Clients) MIT Go
Hawkpost – HawkPost is a web app that lets you create unique links that you can share with a person that desires to send you important information but doesn’t know how to encrypt it. The message is encrypted in their browser and sent to your email address. (Source Code) MIT Python
Jam – Jam is an open source alternative to Clubhouse: private audio chat rooms to talk to friends and family. (Demo, Source Code) AGPL-3.0 Docker/Nodejs
Jami – Free and universal communication platform which preserves the user’s privacy and freedoms (formerly GNU Ring). (Source Code) GPL-3.0 C++
KChat – PHP Based Live Chat Application. Apache-2.0 PHP
LeapChat – Ephemeral, encrypted, in-browser chat rooms. AGPL-3.0 Javascript
LibreNews – Decentralized and secure breaking news notification system. (Source Code) GPL-3.0 Python
Live Helper Chat – Live Support chat for your website. (Source Code) Apache-2.0 PHP
Mattermost – Open-source, on-prem Slack-alternative. It can be integrated with Gitlab. (Source Code) AGPL-3.0/Apache-2.0 Go
MiAOU – Multi-room persistent chat server. (Source Code) MIT Nodejs
Mibew – Mibew Messenger is an open-source live support application written in PHP and MySQL. It enables one-on-one chat assistance in real-time directly from your website. (Demo, Source Code) Apache-2.0 PHP
Mumble – Low-latency, high quality voice/text chat software. (Source Code, Clients) BSD-3-Clause C++
Notifo – Multichannel notification server with support for Email, Mobile Push, Web Push, SMS, messaging and a javascript plugin. MIT C#
ntfy – Push notifications to phone or desktop using HTTP PUT/POST, with Android app, CLI and web app, similar to Pushover and Gotify. (Demo, Source Code, Clients) Apache-2.0/GPL-2.0 Go
OTS – One-Time-Secret sharing platform with a symmetric 256bit AES encryption in the browser. (Source Code) Apache-2.0 Go
Papercups – An open source live customer chat web app written in Elixir. (Demo, Source Code) MIT Elixir
PushBits – Self-hosted notification server for relaying push notifications via Matrix, similar to PushBullet and Gotify. ISC Go
Rallly – Rallly is an open-source alternative to Doodle that lets you create polls to vote on dates and times. (Source Code) AGPL-3.0 Nodejs
RetroShare – Secured and decentralized communication system. Offers decentralized chat, forums, messaging, file transfer. (Source Code) GPL-2.0 C++
Revolt – Revolt is a user-first chat platform built with modern web technologies. (Source Code) AGPL-3.0 Rust
Rocket.Chat – Teamchat solution similar to Gitter.im or Slack. (Source Code) MIT Nodejs
Screensy – Simple peer-to-peer screen sharing solution for sharing your screen with WebRTC. (Demo) GPL-3.0 Nodejs
Shhh – Keep secrets out of emails or chat logs, share them using secure links with passphrase and expiration dates. MIT Python
SimpleX Chat – The most private and secure chat and applications platform – now with double ratchet E2E encryption. AGPL-3.0 Haskell
Soketi – Soketi is a free, open-source Pusher drop-in alternative. (Source Code) MIT Nodejs
Spectrum 2 – Spectrum 2 is an open source instant messaging transport. It allows users to chat together even when they are using different IM networks. (Source Code) GPL-3.0 C++
StoneAge Messenger – A self-hosted Android messenger, S3-compatible storage is the only backend needed. (Source Code, Clients) GPL-3.0 Java
Synapse – Server for Matrix, an open standard for decentralized persistent communication. (Source Code) Apache-2.0 Python
Syndie – Syndie is a libre system for operating distributed forums. CC0-1.0 Java
TextBelt ⚠ – Outgoing SMS API that uses carrier-specific gateways to deliver your text messages for free, and without ads. MIT Javascript
Tinode – Instant messaging platform. Backend in Go. Clients: Swift iOS, Java Android, JS webapp, scriptable command line; chatbots. (Demo, Source Code, Clients) GPL-3.0 Go
Tox – Distributed, secure messenger with audio and video chat capabilities. (Source Code) GPL-3.0 C
Tuber – Peer-to-peer video chat that works. (Source Code) MIT Javascript
Typebot – Typebot is a conversational app builder as an alternative to Typeform or Landbot. (Source Code) AGPL-3.0 Docker
WBO – A web Whiteboard to collaborate in real-time on schemas, drawings, and notes. (Demo) AGPL-3.0 Nodejs/Docker
ZeroNet ⚠ – Open, free, and uncensorable websites, using Bitcoin cryptography and BitTorrent network. (Source Code) GPL-2.0 Python
Zulip – Zulip is a powerful, open source group chat application. (Source Code) Apache-2.0 Python

Communication – Email

Communication – Email – Complete Solutions

Simple deployment of a mail server, e.g. for inexperienced or impatient admins.

AnonAddy – Open source email forwarding service for creating aliases. (Source Code) MIT PHP
DebOps – Your Debian-based data center in a box. A set of general-purpose Ansible roles that can be used to manage Debian or Ubuntu hosts. (Source Code) GPL-3.0-only YAML/Ansible/Python
docker-mailserver – Production-ready fullstack but simple mail server (SMTP, IMAP, LDAP, Antispam, Antivirus, etc.) running inside a container. Only configuration files, no SQL database. (Source Code) MIT Docker
emailwiz – Luke Smith’s bash script to completely automate the setup of a Postfix/Dovecot/SpamAssassin/OpenDKIM server on debian. GPL-3.0 Bash
Excision Mail – Fullstack, security focused mailserver based on OpenSMTPD for OpenBSD using ansible. ISC Shell/Ansible
homebox – Suite of Ansible scripts to deploy a fully functional mail server on Debian. Unobtrusive and automatic as much as possible, focusing on stability and security. GPL-3.0 Shell
Inboxen – Inboxen is a service that provides you with an infinite number of unique inboxes. (Source Code) GPL-3.0 Python
iRedMail – Full-featured mail server solution based on Postfix and Dovecot. (Source Code) GPL-3.0 Shell
Maddy Mail Server – All-in-one mail server that implements SMTP (both MTA and MX) and IMAP. Replaces Postfix, Dovecot, OpenDKIM, OpenSPF, OpenDMARC with single daemon. GPL-3.0 Go
Mail-in-a-Box – Turns any Ubuntu server into a fully functional mail server with one command. (Source Code) CC0-1.0 Shell
Mailcow – Mail server suite based on Dovecot, Postfix and other open source software, that provides a modern Web UI for administration. (Source Code) GPL-2.0 Docker/PHP
Mailu – Mailu is a simple yet full-featured mail server as a set of Docker images. (Source Code) MIT Docker/Python
Modoboa – Modoboa is a mail hosting and management platform including a modern and simplified Web User Interface. (Source Code) ISC Python
Ptorx – Email privacy. Anonymously send and receive with alias forwarding. GPL-3.0 Nodejs
Simple NixOS Mailserver – Complete mailserver solution leveraging the Nix Ecosystem. GPL-3.0 Nix
SimpleLogin – Open source email alias solution to protect your email address. Comes with browser extensions and mobile apps. (Source Code) MIT Docker/Python
wildduck – Scalable no-SPOF IMAP/POP3 mail server. (Source Code) EUPL-1.2 Nodejs

Communication – Email – Mail Delivery Agents

MDAs – IMAP/POP3 software

Cyrus IMAP – Email (IMAP/POP3), contacts and calendar server. (Source Code) BSD-3-Clause-Attribution C
Dovecot – IMAP and POP3 server written primarily with security in mind. (Source Code) MIT/LGPL-2.1 C
MailForm – Lightweight self-hosted open source alternative to Formspree and SendGrid. Apache-2.0 Nodejs
Piler – Feature-rich open source email archiving solution. (Source Code) GPL-3.0 C

Communication – Email – Mail Transfer Agents

MTAs / SMTP servers

chasquid – SMTP (email) server with a focus on simplicity, security, and ease of operation. (Source Code) Apache-2.0 Go
Courier MTA – Fast, scalable, enterprise mail/groupware server providing ESMTP, IMAP, POP3, webmail, mailing list, basic web-based calendaring and scheduling services. (Source Code) GPL-3.0 C
Exim – Message transfer agent (MTA) developed at the University of Cambridge. (Source Code) GPL-3.0 C
Haraka – High-performance, pluginable SMTP server written in Javascript. (Source Code) MIT Javascript
MailCatcher – Ruby gem that deploys a simply SMTP MTA gateway that accepts all mail and displays in web interface. Useful for debugging or development. (Source Code) MIT Ruby
Maildrop – Disposable email SMTP server, also useful for development. MIT Scala
MailHog – Small Golang executable which runs an SMTP MTA gateway that accepts all mail and displays in web interface. Useful for debugging or development. MIT Go
OpenSMTPD – Secure SMTP server implementation from the OpenBSD project. (Source Code) ISC C
Postfix – Fast, easy to administer, and secure Sendmail replacement. IPL-1.0 C
Qmail – Secure Sendmail replacement. (Source Code) CC0-1.0 C
Sendmail – Message transfer agent (MTA). Sendmail C
Slimta – Mail Transfer Library built on Python. (Source Code) MIT Python

Communication – Email – Mailing Lists and Newsletters

Mailing lists servers and mass mailing software – one message to many recipients.

Dada Mail – Web-based list management system that can be used for announcement lists and/or discussion lists. (Source Code) GPL-2.0 Perl
Gray Duck Mail – Self hosted email discussion list management that uses external email providers. (Source Code) GPL-3.0 Docker
HyperKitty – Open source Django application to provide a web interface to access GNU Mailman v3 archives. (Demo, Source Code) GPL-3.0 Python
Keila – Self-hosted reliable and easy-to-use newsletter tool. Alternative to proprietary services like Mailchimp or Sendinblue. (Demo, Source Code) AGPL-3.0 Elixir
Listmonk – High performance, self-hosted newsletter and mailing list manager with a modern dashboard. (Source Code) AGPL-3.0 Go
Mailman – The Gnu mailing list server. GPL-3.0 Python
Mailtrain – Self hosted newsletter application. GPL-3.0 Nodejs
Mautic – Mautic is marketing automation software (email, social and more). (Source Code) GPL-3.0 PHP
phpList – Newsletter and email marketing with advanced management of subscribers, bounces, and plugins. (Source Code) AGPL-3.0 PHP
Postal – Fully featured open source mail delivery platform for incoming and outgoing e-mail. (Source Code) MIT Ruby
Postorius – Web user interface to access GNU Mailman. (Source Code) GPL-3.0 Python
Schleuder – GPG-enabled mailing list manager with resending-capabilities. (Source Code) GPL-3.0 Ruby
Sympa – Mailing list manager. GPL-2.0 Perl

Communication – Email – Webmail Clients

Webmail clients for email

Afterlogic WebMail Lite – Fast and easy-to-use webmail front-end for your existing IMAP mail server, Plesk or cPanel. (Demo, Source Code) AGPL-3.0 PHP
Cypht – Feed reader for your email accounts. (Source Code) LGPL-2.1 PHP
IMP – HORDE application that provides webmail access to IMAP and POP3 accounts. (Demo, Source Code) GPL-2.0 PHP
Isotope Mail – Microservice based webmail client built with ReactJS and Spring. (Source Code) Apache-2.0 Docker/Java
MailCare – Open source disposable email address service. (Source Code) MIT PHP
Mailpile – Webmail client with search, filtering, encryption features and more. (Source Code) AGPL-3.0 Python
Roundcube – Browser-based IMAP client with an application-like user interface. (Source Code) GPL-3.0 PHP
SnappyMail – Simple, modern, lightweight & fast web-based email client. (It is an actively developed fork of RainLoop). (Demo, Source Code) AGPL-3.0 PHP
SquirrelMail – Another browser-based IMAP client. (Source Code) GPL-2.0 PHP

Communication – IRC

IRC communication software

Convos – Always online web IRC client. (Demo, Source Code) Artistic-2.0 Perl
Dispatch – Self-hosted web IRC client written in Go. MIT Go
Ergo – Modern IRCv3 server written in Go, combining the features of an ircd, a services framework, and a bouncer. (Source Code) MIT Go
Glowing Bear – A web frontend for WeeChat. (Demo) GPL-3.0 Javascript
InspIRCd – Modular IRC server written in C++ for Linux, BSD, Windows, and macOS. (Source Code) GPL-2.0 C++
Kiwi IRC – Responsive web IRC client with theming support. (Demo, Source Code) Apache-2.0 Nodejs
ngircd – Free, portable and lightweight Internet Relay Chat server for small or private networks. (Source Code) GPL-2.0 C
Quassel IRC – Distributed IRC client, meaning that one (or multiple) client(s) can attach to and detach from a central core. (Source Code) GPL-2.0 C++
Robust IRC – RobustIRC is IRC without netsplits. Distributed IRC server, based on RobustSession protocol. (Source Code) BSD-3-Clause Go
The Lounge – Self-hosted web IRC client. (Demo, Source Code) MIT Nodejs
Tiny Tiny IRC – An open source AJAX-powered chat platform with support for IRC (Source Code). GPL-3.0 PHP/Java
UnrealIRCd – Modular, advanced and highly configurable IRC server written in C for Linux, BSD, Windows, and macOS. (Source Code) GPL-2.0 C
Weechat – Fast, light and extensible chat client. GPL-3.0 C
ZNC – Advanced IRC bouncer. (Source Code) Apache-2.0 C++

Communication – SIP

SIP/IPBX telephony software

Asterisk – Easy to use but advanced IP PBX system, VoIP gateway and conference server. GPL-2.0 C
ASTPP – VoIP Billing Solution for Freeswitch. It supports prepaid and postpaid billing with call rating and credit control. It also provides many other features. (Source Code) AGPL-3.0 PHP
Eqivo – Eqivo implements an API layer on top of FreeSWITCH facilitating integration between web applications and voice/video-enabled endpoints such as traditional phone lines (PSTN), VoIP phones, webRTC clients etc. (Source Code) MIT PHP
Freepbx – Web-based open source GUI that controls and manages Asterisk. (Source Code) GPL-2.0 PHP
FreeSWITCH – Scalable open source cross-platform telephony platform. (Source Code) MPL-2.0 C
FusionPBX – Open source project that provides a customizable and flexible web interface to the very powerful and highly scalable multi-platform voice switch called FreeSWITCH. (Source Code) MPL-1.1 PHP
Kamailio – Modular SIP server (registrar/proxy/router/etc). (Source Code) GPL-2.0 C
Kazoo – KAZOO is an open-source, highly scalable software platform designed to provide carrier-grade VoIP switch functions and features. (Source Code) MPL-1.1 Erlang
Routr – A lightweight sip proxy, location server, and registrar for a reliable and scalable SIP infrastructure. (Source Code) MIT Javascript
SIP3 – VoIP troubleshooting and monitoring platform. (Demo, Source Code) Apache-2.0 Kotlin
SIPCAPTURE Homer – Troubleshooting and monitoring VoIP calls. (Source Code) AGPL-3.0 Angular/C
SipXcom – Open source unified communications system. (Source Code) AGPL-3.0 Java
Wazo – Full-featured IPBX solution built atop Asterisk with integrated Web administration interface and REST-ful API. (Source Code) GPL-3.0 Python
Yeti-Switch – Transit class4 softswitch(SBC) with integrated billing and routing engine and REST API. (Demo, Source Code) GPL-2.0 C++/Ruby

Communication – Social Networks and Forums

Social Networking and Forum software

Abilian SBE – Open Source Collaboration and Social Networking framework and platform. LGPL-2.1 Python
Anahita – Open Source Social Networking Framework and Platform. (Source Code) GPL-3.0 PHP
AsmBB – A fast, SQLite-powered forum engine written in ASM. (Source Code) EUPL-1.2 Assembly
bbPress – Forum software with a twist from the creators of WordPress. Easily setup discussion forums inside your WordPress.org powered site. (Source Code) GPL-2.0 PHP
Bibliogram ⚠ – An alternative front-end for Instagram. (Source Code) AGPL-3.0 Nodejs
Bootcamp – Enterprise social network. (Source Code) MIT Python
Buddycloud – Tools, libraries, services and a community to build user-to-user, group and social messaging into your app. Saves time. Scales up. Supports you. (Source Code) Apache-2.0 Java
BuddyPress – Powerful plugin that takes your WordPress.org powered site beyond the blog with social-network features like user profiles, activity streams, user groups, and more. (Source Code) GPL-2.0 PHP
Cactus Comments – Cactus Comments is a federated comment system for the open web built on Matrix. (Demo, Source Code) GPL-3.0 Python
cartulary – RSS reader, readability tool, article archiver, microblogger, social graph manager and reading list manager. CDDL-1.0 PHP
Commento – Commento is a discussion platform that you can embed on your blog, news articles, and any place where you want your readers to add comments. MIT Go
Coral – A better commenting experience from Vox Media. (Source Code) Apache-2.0 Nodejs
diaspora* – Distributed social networking server. (Source Code) AGPL-3.0 Ruby
Discourse – Advanced forum / community solution based on Ruby and JS. (Demo, Source Code) GPL-2.0 Ruby
dyu comments – Real-time, markdown-enabled comment engine powered by leveldb. (Demo) Apache-2.0 Java
Elgg – Powerful open source social networking engine. (Source Code) GPL-2.0 PHP
Enigma 1/2 BBS – Enigma 1/2 is a modern, multi-platform BBS engine with unlimited «callers» and legacy DOS door game support. (Demo, Source Code) BSD-2-Clause Nodejs/Javascript
EpochTalk – Next Generation Forum Software. MIT Nodejs
Flarum – Delightfully simple forums. Flarum is the next-generation forum software that makes online discussion fun again. (Source Code) MIT PHP
FlaskBB – FlaskBB is forum software written in Python using the microframework Flask. You can easily create new topics, posts and send other users private messages. It also includes basic administration and moderation tools. (Source Code) BSD-3-Clause Python
FluxBB – Fast, light, user-friendly forum software for your website. (Source Code) GPL-2.0 PHP
Friendica – Social Communication Server. (Source Code) AGPL-3.0 PHP
Glosa – Open source commentary system easy to integrate with static pages. You can import from Disqus. GPL-3.0 Java
GNU social – Social communication software for both public and private communications. (Source Code) AGPL-3.0 PHP
Hubzilla – Decentralized identity, privacy, publishing, sharing, cloud storage, and communications/social platform. (Source Code) MIT PHP
HumHub – Flexible kit for private social networks. (Source Code) AGPL-3.0 PHP
Isso – Lightweight commenting server written in Python and Javascript. It aims to be a drop-in replacement for Disqus. (Source Code) MIT Python
Lemmy – A link aggregator / reddit clone for the fediverse. Reddit alternative built in Rust. (Source Code) AGPL-3.0 Rust
Libreddit ⚠ – Private front-end for Reddit written in Rust. (Source Code) AGPL-3.0 Rust
Loomio – Loomio is a collaborative decision-making tool that makes it easy for anyone to participate in decisions which affect them. (Source Code) AGPL-3.0 Ruby
Mastodon – Federated microblogging server, an alternative to GNU social. (Source Code) AGPL-3.0 Ruby
Misago – Misago is fully featured modern forum application that is fast, scalable and responsive. (Source Code) GPL-2.0 Python
Misskey – Decentralized app-like microblogging server/SNS for the Fediverse, using the ActivityPub protocol like GNU social and Mastodon. (Source Code) AGPL-3.0 Nodejs
Movim – Modern, federated social network based on XMPP, with a fully featured group-chat, subscriptions and microblogging. (Source Code) AGPL-3.0 PHP
MyBB – Free, extensible forum software package. (Source Code) LGPL-3.0 PHP
Nitter ⚠ – A alternative front end to twitter. (Source Code) AGPL-3.0 Nimble
NodeBB – Forum software built for the modern web. (Source Code) GPL-3.0 Nodejs
Orange Forum – Orange Forum is an easy to deploy forum that has minimal dependencies and uses very little javascript. (Source Code) BSD-3-Clause Go
OSSN – Open Source Social Network (OSSN) is a social networking software written in PHP. It allows you to make a social networking website and helps your members build social relationships, with people who share similar professional or personal interests. (Source Code) GPL-2.0 PHP
phpBB – Flat-forum bulletin board software solution that can be used to stay in touch with a group of people or can power your entire website. (Source Code) GPL-2.0 PHP
PixelFed – Pixelfed is an open-source, federated platform alternate to Instagram. (Source Code) AGPL-3.0 PHP
Pleroma – Federated microblogging server, Mastodon, GNU social, & ActivityPub compatible. (Source Code) AGPL-3.0 Elixir
Pump.io – Stream server that does most of what people really want from a social network. (Source Code) Apache-2.0 Nodejs
remark42 – A lightweight and simple comment engine, which doesn’t spy on users. It can be embedded into blogs, articles or any other place where readers add comments. (Demo, Source Code) MIT Go
schnack – Schnack is simple self-hosted node app for Disqus-like drop-in commenting on static websites. LIL-1.0 Nodejs
Scoold – Stack Overflow in a JAR. An enterprise-ready Q&A platform with full-text search, SAML, LDAP integration and social login support. (Demo, Source Code) Apache-2.0 Java
Simple Machines Forum – Free, professional grade software package that allows you to set up your own online community within minutes. (Source Code) BSD-3-Clause PHP
Socialhome – Federated and decentralized profile builder and social network engine. (Demo, Source Code) AGPL-3.0 Python
Talkyard – Create a community, where your users can suggest ideas and get questions answered. And have friendly open-ended discussions and chat (Slack/StackOverflow/Discourse/Reddit/Disqus hybrid). (Demo, Source Code) AGPL-3.0 Scala
Teddit ⚠ – Alternative Reddit front-end focused on privacy. (Source Code) AGPL-3.0 Nodejs
Thredded – Forums, feature-rich and simple. MIT Ruby
Tokumei – Anonymous microblogging platform. (Source Code) ISC rc
twister – Fully decentralized P2P microblogging platform leveraging the free software implementations of Bitcoin and BitTorrent protocols. (Source Code) MIT C++
Vanilla Forums – Simple and flexible forum software. (Source Code) GPL-2.0 PHP
yarn.social – Self-Hosted, Twitter™-like Decentralised micro-logging platform. No ads, no tracking, your content, your data. (Source Code) MIT Go
Zusam – Free and open-source way to self-host private forums for groups of friends or family. (Demo, Source Code) AGPL-3.0 PHP

Communication – Video Conferencing

Video / Web Conferencing tools and software

Related: Conference Management

BigBlueButton – Supports real-time sharing of audio, video, slides (with whiteboard controls), chat, and the screen. Instructors can engage remote students with polling, emojis, and breakout rooms. (Demo, Source Code) LGPL-3.0 Java
Jitsi Meet – Jitsi Meet is an OpenSource (MIT) WebRTC Javascript application that uses Jitsi Videobridge to provide high quality, scalable video conferences. (Source Code) MIT Javascript
Jitsi Video Bridge – WebRTC compatible Selective Forwarding Unit (SFU) that allows for multiuser video communication. (Source Code) Apache-2.0 Java
Galene – Galène (or Galene) is a videoconference server (an “SFU”) that is easy to deploy and that requires moderate server resources. (Source Code) MIT Go
LiveKit – Modern, scalable WebRTC conferencing platform with client SDKs. (Demo, Source Code) Apache-2.0 Go
Wirow – A full featured self-hosted video web-conferencing platform. AGPL-3.0 C

Communication – XMPP

Extensible Messaging and Presence Protocol software

Communication – XMPP – Servers

ejabberd – XMPP instant messaging server. (Source Code) GPL-2.0 Erlang
jackal – XMPP server with focus on stability, simple configuration and low resource consumption. Apache-2.0 Go
Kontalk – Kontalk is an Open Source Messenger, similar to WhatsApp (app for android only currently), including end-to-end encryption, server is based on Tigase XMPP Server. (Source Code) GPL-3.0 Java
Metronome IM – Fork of Prosody IM. (Source Code) MIT Lua
MongooseIM – Mobile messaging platform with a focus on performance and scalability. (Source Code) GPL-2.0 Erlang
Openfire – Real time collaboration (RTC) server. (Source Code) Apache-2.0 Java
Prosody IM – Feature-rich and easy to configure XMPP server. (Source Code) MIT Lua
Snikket – All-in-one Dockerized easy XMPP solution, including web admin and clients. (Source Code, Clients) Apache-2.0 Lua/Python
Tigase – XMPP server implementation in Java. GPL-3.0 Java

Communication – XMPP – Web Clients

Candy – Multi user XMPP client written in Javascript. (Source Code) MIT Javascript
Converse.js – Free and open-source XMPP chat client in your browser. (Source Code) MPL-2.0 Javascript
JSXC – Real-time XMPP web chat application with video calls, file transfer and encrypted communication. There are also versions for Nextcloud/Owncloud and SOGo. (Source Code) MIT Javascript
Libervia – Web frontend from Salut à Toi. (Source Code) AGPL-3.0 Python
Salut à Toi – Multipurpose, multi frontend, libre and decentralized communication tool. (Source Code) AGPL-3.0 Python

Community-Supported Agriculture (CSA)

Management and administration tools for community supported agriculture and food cooperatives

Related: E-commerce

ACP Admin – CSA administration. Manage members, subscriptions, deliveries, drop-off locations, member participation, invoices and emails. (Source Code) MIT Ruby
Cagette – Open source web app to help people build a better and sustainable food system. Some people call it a ‘foodhub’ – a mix between a groupware and a marketplace, helping consumers to order food from local farmers and producers. (Source Code) GPL-2.0 Haxe
FoodCoopShop – User-friendly open source software for food-coops. (Source Code) MIT PHP
Foodsoft – Web-based software to manage a non-profit food coop (product catalog, ordering, accounting, job scheduling). (Source Code) AGPL-3.0 Ruby
juntagrico – Management platform for community gardens and vegetable cooperatives. (Source Code) LGPL-3.0 Python
Local Food Nodes – Your open source platform for peoples driven local food markets and CSA. (Source Code) MIT PHP
Open Food Network – Online marketplace for local food. It enables a network of independent online food stores that connect farmers and food hubs with individuals and local businesses. (Source Code) AGPL-3.0 Ruby
OpenOlitor – Administration platform for Community Supported Agriculture groups. (Source Code) AGPL-3.0 Scala
teikei – A web application that maps out community-supported agriculture based on crowdsourced data. (Demo) AGPL-3.0 Nodejs

Conference Management

Conference Organizing Distribution (COD) – Create conference and event websites built on top of Drupal. (Source Code) GPL-1.0 PHP
frab – Web-based conference planning and management system. It helps to collect submissions, to manage talks and speakers and to create a schedule. (Source Code) MIT Ruby
indico – A feature-rich event management system, made @ CERN, the place where the Web was born. (Demo, Source Code) MIT Python
Open Conference Systems (OCS) – Free Web publishing tool that will create a complete Web presence for your scholarly conference. (Source Code) GPL-1.0 PHP
OpenCFP – Conference talk submission system. MIT PHP
osem – Event management tailored to free Software conferences. (Demo, Source Code) MIT Ruby
pretalx – Web-based event management, including running a Call for Papers, reviewing submissions, and scheduling talks. Exports and imports for various related tools. (Source Code) Apache-2.0 Python

Content Management Systems (CMS)

CMS are a practical way to setup a website with many features. CMS often come with third party plugins, themes and functionality that is easy to add and customize to your needs.

Alfresco Community Edition – The open source Enterprise Content Management software that handles any type of content, allowing users to easily share and collaborate on content. (Source Code) LGPL-3.0 Java
Apostrophe – CMS with a focus on extensible in-context editing tools. (Demo, Source Code) MIT Nodejs
b2evolution CMS – The most integrated CMS ever: b2evolution includes everything you need to build websites for publishing, sharing and interacting with your community. (Source Code) GPL-2.0 PHP
Backdrop CMS – Comprehensive CMS for small to medium sized businesses and non-profits. (Source Code) GPL-2.0 PHP
BigTree CMS – Straightforward, well documented, and capable written with PHP and MySQL. (Source Code) LGPL-2.1 PHP
Bludit ⚠ – Simple application to build a site or blog in seconds. Bludit uses flat-files (text files in JSON format) to store posts and pages. (Demo, Source Code) MIT PHP
Bolt CMS – Open source Content Management Tool, which strives to be as simple and straightforward as possible. (Source Code) MIT PHP
CMS Made Simple – Open source content management system, faster and easier management of website contents, scalable for small businesses to large corporations. (Source Code) GPL-1.0 PHP
Cockpit – Simple Content Platform to manage any structured content. (Source Code) MIT PHP
Concrete 5 CMS – Open source content management system. (Source Code) MIT PHP
Contao – Contao is a powerful open source CMS that allows you to create professional websites and scalable web applications. (Source Code) LGPL-3.0 PHP
CouchCMS – Simple Open-Source CMS for designers. (Source Code) CPAL-1.0 PHP
Directus – An Instant App & API for your SQL Database. Directus wraps your new or existing SQL database with a realtime GraphQL+REST API for developers, and an intuitive admin app for non-technical users. (Source Code) GPL-3.0 Nodejs
Drupal – Advanced open source content management platform. (Source Code) GPL-2.0 PHP
eLabFTW – Online lab notebook for research labs. Store experiments, use a database to find reagents or protocols, use trusted timestamping to legally timestamp an experiment, export as pdf or zip archive, share with collaborators…. (Demo, Source Code) AGPL-3.0 PHP
Expressa – Content Management System for powering database driven websites using JSON schemas. Provides permission management and automatic REST APIs. MIT Nodejs
Flextype – Flextype is an open-source Hybrid Content Management System with the freedom of a headless CMS and with the full functionality of a traditional CMS. (Source Code) MIT PHP
GetSimple CMS – The Simplest Content Management System. Ever. (Source Code) GPL-3.0 PHP
Joomla! – Advanced Content Management System (CMS). (Source Code) GPL-2.0 PHP
KeystoneJS – CMS and Web Application Platform. (Source Code) MIT Nodejs
MODX – MODX is an advanced content management and publishing platform. The current version is called ‘Revolution’. (Source Code) GPL-2.0 PHP
Neos – Neos or TYPO3 Neos (for version 1) is a modern, open source CMS. (Source Code) GPL-3.0 PHP
Noosfero – Noosfero is a web platform for social and solidarity economy networks with blog, e-Portfolios, CMS, RSS, thematic discussion, events agenda and collective intelligence for solidarity economy in the same system. AGPL-3.0 Ruby
Omeka – Create complex narratives and share rich collections, adhering to Dublin Core standards with Omeka on your server, designed for scholars, museums, libraries, archives, and enthusiasts. (Demo, Source Code) GPL-3.0 PHP
Pagekit – New modern CMS to create and share. (Source Code) MIT PHP
Pico – Stupidly simple, blazing fast, flat file CMS. (Source Code) MIT PHP
Pimcore – Multi-Channel Experience and Engagement Management Platform. (Source Code) GPL-3.0-or-later PHP
Plone – Powerful open-source CMS system. (Source Code) ZPL-2.0 Python
ProcessWire – ProcessWire is an open source content management system (CMS) and web application framework aimed at the needs of designers, developers and their clients. (Source Code) MPL-2.0 PHP
PropertyWebBuilder – Ultimate Ruby on Rails engine for creating real estate websites. (Demo, Source Code) MIT Ruby
Publify – Simple but full featured web publishing software. (Source Code) MIT Ruby
Rapido – Create your website with Rapido. Edit, publish and share collaborative content. AGPL-3.0 Go
REDAXO – Simple, flexible and useful content management system (documentation only available in German). (Source Code) MIT PHP
Roadiz – Modern CMS based on a node system which can handle many types of services. (Source Code) MIT PHP
SilverStripe – Easy to use CMS with powerful MVC framework underlying. (Demo, Source Code) BSD-3-Clause PHP
SPIP – Publication system for the Internet aimed at collaborative work, multilingual environments, and simplicity of use for web authors. (Source Code) GPL-3.0 PHP
Squidex – Headless CMS, based on MongoDB, CQRS and Event Sourcing. (Demo, Source Code) MIT .NET
Strapi – The most advanced open-source Content Management Framework (headless-CMS) to build powerful API with no effort. (Source Code) MIT Nodejs
Textpattern – Flexible, elegant and easy-to-use CMS. (Demo, Source Code) GPL-2.0 PHP
Typemill – Author-friendly flat-file-cms with a visual markdown editor based on vue.js. (Source Code) MIT PHP
TYPO3 – Powerful and advanced CMS with a large community. (Source Code) GPL-2.0 PHP
Umbraco – The friendly CMS. Free and open source with an amazing community. (Source Code) MIT .NET
Wagtail – Django content management system focused on flexibility and user experience. (Source Code) BSD-3-Clause Python
WinterCMS – Speedy and secure content management system built on the Laravel PHP framework. (Source Code) MIT PHP
WonderCMS – WonderCMS is the smallest flat file CMS since 2008. (Demo, Source Code) MIT PHP
WordPress – World’s most-used blogging and CMS engine. (Source Code) GPL-2.0 PHP
WriteFreely – Writing software for starting a minimalist, federated blog — or an entire community. (Source Code) AGPL-3.0 Go

DNS

See also: awesome-sysadmin/DNS

blocky – Fast and lightweight DNS proxy (like Pi-hole) as ad-blocker for local network with many features. Apache-2.0 Go
CoreDNS – Plugin driven DNS Server with support for proxying to Google’s DNS-over-HTTPS. (Source Code) Apache-2.0 Go
Maza ad blocking – Local ad blocker. Like Pi-hole but local and using your operating system. (Source Code) Apache-2.0 Bash
nsupdate.info – Dynamic DNS service. (Demo, Source Code) BSD-3-Clause Python
SPF Toolbox – Application to look up DNS records such as SPF, MX, Whois, and more. (Source Code) MIT PHP

Document Management

DOCAT – Host your docs. Simple. Versioned. Fancy. MIT Python/Docker
Docspell – Auto-tagging document organizer and archive. (Source Code) GPL-3.0 Scala/Java
EveryDocs – A simple Document Management System for private use with basic functionality to organize your documents digitally. GPL-3.0 Ruby
I, Librarian – I, Librarian can organize PDF papers and office documents. It provides a lot of extra features for students and research groups both in industry and academia. (Demo, Source Code) GPL-3.0 PHP
Mayan EDMS – Free Open Source Electronic Document Management System. An electronic vault for your documents with preview generation, OCR, and automatic categorization among other features. (Source Code) Apache-2.0 Python
Paperless-ngx – A fork of paperless, adding a new interface and many other changes under the hood. Scan, index, and archive all of your paper documents. (Demo) GPL-3.0 Python
Papermerge – Open Source Document Management System focused on scanned documents (electronic archives). Features file browsing in similar way to dropbox/google drive. OCR, full text search, text overlay/selection. (Source Code) Apache-2.0 Python
paper{s}pace – Small web application to manage all your offline documents. Provides a searchable storage for your documents and reminds you of upcoming tasks. (Source Code) MIT Java
Teedy – Lightweight document management system packed with all the features you can expect from big expensive solutions (Ex SismicsDocs). (Source Code) GPL-2.0 Java

Document Management – E-books

BicBucStriim – Provides web-based access to your Calibre Library’s e-book collection. (Source Code) MIT PHP
Calibre Web – Web app providing a clean interface for browsing, reading and downloading eBooks using an existing Calibre database. GPL-3.0 Python
Calibre – E-book library manager that can view, convert, and catalog e-books in most of the major e-book formats and provides a built-in Web server for remote clients. (Demo, Source Code) GPL-3.0 Python
COPS – Lightweight e-book server alternative to Calibre content server or Calibre2OPDS. (Demo, Source Code) GPL-2.0 PHP
Kavita – Cross-platform e-book/manga/comic/pdf server and web reader with user management, ratings and reviews, and metatdata support. (Demo, Source Code) GPL-3.0 .NET Core/Docker
Komga – Media server for comics/mangas/BDs with API and OPDS support, a modern web interface for exploring your libraries, as well as a web reader. (Source Code) MIT Java/Docker
Mango – Manga server and web reader with a built-in MangaDex downloader. MIT Crystal
pyShelf – Lightweight Ebook Server. GPL-3.0 Python
Stump – A fast, free and open source comics, manga and digital book server with OPDS support. (Source Code) MIT Rust
Tanoshi – Selfhosted web manga reader with extensions. MIT Rust
The Epube – Self-hosted web EPUB reader using EPUB.js, Bootstrap, and Calibre. (Source Code) GPL-3.0 PHP

Document Management – Institutional Repository and Digital Library Software

DSpace – Turnkey repository application providing durable access to digital resources. (Source Code) BSD-3-Clause Java
EPrints – Digital document management system with a flexible metadata and workflow model primarily aimed at academic institutions. (Demo, Source Code) GPL-3.0 Perl
Fedora Commons Repository – Robust and modular repository system for the management and dissemination of digital content especially suited for digital libraries and archives, both for access and preservation. (Source Code) Apache-2.0 Java
InvenioRDM – Highly scalable turn-key research data management platform with a beautiful user experience. (Demo, Source Code, Clients) MIT Python
Islandora – Drupal module for browsing and managing Fedora-based digital repositories. (Source Code) GPL-3.0 PHP
Samvera Hyrax – Front-end for the Samvera framework, which itself is a Ruby on Rails application for browsing and managing Fedora-based digital repositories. (Source Code) Apache-2.0 Ruby

Document Management – Integrated Library Systems (ILS)

Evergreen – Highly-scalable software for libraries that helps library patrons find library materials, and helps libraries manage, catalog, and circulate those materials. (Source Code) GPL-2.0 PL/pgSQL
Koha – Enterprise-class ILS with modules for acquisitions, circulation, cataloging, label printing, offline circulation for when Internet access is not available, and much more. (Demo, Source Code) GPL-3.0 Perl
RERO ILS – Large-scale ILS that can be run as a service with consortial features, intended primarily for library networks. Includes most standard modules (circulation, acquisitions, cataloging,…) and a web-based public and professional interface. (Demo, Source Code) AGPL-3.0 Python/Other

E-commerce

Aimeos – Ultra fast, Open Source e-commerce framework for building custom online shops, market places and complex B2B applications scaling to billions of items with Laravel. (Demo, Source Code) LGPL-3.0/MIT PHP
Attendize – Ticket selling and event management platform. AAL PHP
Bagisto – Leading Laravel open source e-commerce framework with multi-inventory sources, taxation, localization, dropshipping and more exciting features. (Demo, Source Code) MIT PHP
CoreShop – CoreShop is a e-commerce plugin for Pimcore. (Source Code) GPL-3.0 PHP
Drupal Commerce – Drupal Commerce is a popular e-commerce module for Drupal CMS, with support for dozens of payment, shipping, and shopping related modules. (Source Code) GPL-2.0 PHP
Magento – Leading provider of open omnichannel innovation. (Demo, Source Code) OSL-3.0 PHP
Microweber – Drag and Drop CMS and online shop. (Demo, Source Code) Apache-2.0 PHP
Open Source POS – Open Source Point of Sale is a web based point of sale system. (Source Code) MIT PHP
OpenCart – Free open source shopping cart solution. (Source Code) GPL-3.0 PHP
OXID eShop – OXID eShop is a flexible open source e-commerce software with a wide range of functionalities. (Source Code) GPL-3.0 PHP
PrestaShop – PrestaShop offers a free, open-source and fully scalable e-commerce solution. (Demo, Source Code) OSL-3.0 PHP
Pretix – Django based ticket sales platform for events. (Source Code) Apache-2.0 Python
Reaction Commerce – Customizable, real-time reactive, Javascript commerce platform. (Source Code) GPL-3.0 Nodejs
s-cart – S-Cart is a free e-commerce website project for individuals and businesses, built on top of Laravel Framework. (Demo, Source Code) MIT PHP
Saleor – Django based open-sourced e-commerce storefront. (Demo, Source Code) BSD-3-Clause Python
Shopware Community Edition – PHP based open source e-commerce software made in Germany. (Demo, Source Code) MIT PHP
Shuup – Django powered fully customizable open source e-commerce framework for small and large sites. (Source Code) AGPL-3.0 Python
Solidus – A free, open-source ecommerce platform that gives you complete control over your store. (Demo, Source Code) BSD-3-Clause Ruby
Spree Commerce – Spree is a complete, modular & API-driven open source e-commerce solution for Ruby on Rails. (Demo, Source Code) BSD-3-Clause Ruby
Sylius – Symfony2 powered open source full-stack platform for eCommerce. (Demo, Source Code) MIT PHP
Thelia – Thelia is an open source and flexible e-commerce solution. (Demo, Source Code) LGPL-3.0 PHP
Vendure – A headless commerce framework. (Demo, Source Code) MIT Nodejs
WooCommerce – WordPress based e-commerce solution. (Source Code) GPL-3.0 PHP

Federated Identity & Authentication

Please visit awesome-sysadmin/Identity Management

Feed Readers

A news aggregator, also termed a feed aggregator, feed reader, news reader, RSS reader or simply an aggregator, is client software or a web application that aggregates syndicated web content such as online newspapers, blogs/vlogs, podcasts, and other updates in one location for easy viewing. This also section includes RSS/Atom automation tools.

Bubo Reader – Open source, «irrationally minimal» RSS feed reader. (Demo) MIT Nodejs
CommaFeed – Google Reader inspired self-hosted RSS reader. (Source Code) Apache-2.0 Java
Feedpushr – Powerful RSS aggregator, able to transform and send articles to many outputs. Single binary, extensible with plugins. GPL-3.0 Go
FreshRSS – Self-hostable RSS feed aggregator. (Demo, Source Code, Clients) AGPL-3.0 PHP
Full-Text RSS – Extract article content from news sites and blogs and convert RSS feeds that contain only extracts of stories to full-text feeds. Developed by FiveFilters.org. (Source Code) GPL-3.0 PHP
Goeland – Reads RSS/Atom feeds and filter/digest them to create beautiful emails. MIT Go
JARR – JARR (Just Another RSS Reader) is a web-based news aggregator and reader (fork of Newspipe). (Demo, Source Code) AGPL-3.0 Python
Kriss Feed – Simple and smart (or stupid) feed reader. (Demo, Source Code) CC0-1.0 PHP
Leed – Leed (for Light Feed) is a Free and minimalist RSS aggregator. AGPL-3.0 PHP
Leselys – Your very elegant RSS reader. AGPL-3.0 Python
Lite-Reader – Read your feeds on your own machine with a simple and lite application. (Demo) BSD-3-Clause PHP
Miniflux – Miniflux is a minimalist and open source news reader, written in Go and PostgreSQL. (Source Code) Apache-2.0 Go
Moonmoon – Simple feed aggregator (planet like): it only aggregates feeds and spits them out in one single page. (Source Code) BSD-3-Clause PHP
NewsBlur – NewsBlur is a personal news reader that brings people together to talk about the world. A new sound of an old instrument. (Source Code) MIT Python
newsdash – A news dashboard inspired by iGoogle and Netvibes. AGPL-3.0 Nodejs
Newspipe – Newspipe is a web news reader. (Demo) AGPL-3.0 Python
PolitePol – Online tool for creation of RSS feeds for any web page. (Demo) MIT Python
reader – A Python feed reader web app and library (so you can use it to build your own), with only standard library and pure-Python dependencies. BSD-3-Clause Python
RSS-Bridge – Generate RSS/ATOM feeds for websites which don’t have one. Unlicense PHP
RSS Fulltext Proxy – Mirrors RSS feeds to return the full content of the items, extracted from the website. MIT Nodejs
RSS Monster – RSS Monster is an easy to use web-based RSS aggregator and reader compatible with the Fever API, created as an alternative for Google Reader. MIT PHP
RSS2EMail – Fetches RSS/Atom-feeds and pushes new Content to any email-receiver, supports OPML. GPL-2.0 Python
Screaming Liquid Tiger – Simple script to automatically generate valid RSS and Atom feeds from a list of media files in the same folder. MIT PHP
Selfoss – New multipurpose rss reader, live stream, mashup, aggregation web application. (Source Code) GPL-3.0 PHP
Sismics Reader – Free and open source feeds reader, including all major Google Reader features. (Demo, Source Code) GPL-2.0 Java
Stringer – Work-in-progress self-hosted, anti-social RSS reader. MIT Ruby
Temboz – Two-column feed reader emphasizing filtering capabilities to manage information overload. MIT Python
Tiny Tiny RSS – Open source web-based news feed (RSS/Atom) reader and aggregator. (Demo, Source Code) GPL-3.0 PHP
ttrss-mobile – Mobile webapp for Tiny Tiny RSS. AGPL-3.0 Javascript

File Transfer & Synchronization

Related: Groupware

Git Annex – File synchronization between computers, servers, external drives. (Source Code) GPL-3.0 Haskell
Kinto – Kinto is a minimalist JSON storage service with synchronisation and sharing abilities. (Source Code) Apache-2.0 Python
myDrive – Fully featured online storage solution, upload/download files, photo/video viewer, and more, all through the web client. (Demo) GPL-3.0 Nodejs
Nextcloud – Access and share your files, calendars, contacts, mail and more from any device, on your terms. (Demo, Source Code) AGPL-3.0 PHP
OpenSSH SFTP server – Secure File Transfer Program. (Source Code) BSD-2-Clause C
ownCloud – All-in-one solution for saving, synchronizing, viewing, editing and sharing files, calendars, address books and more. (Source Code, Clients) AGPL-3.0 PHP
Peergos – Secure and private space online where you can store, share and view your photos, videos, music and documents. Also includes a calendar, news feed, task lists, chat and email client. (Source Code) AGPL-3.0 Java
Pydio – Turn any web server into a powerful file management system and an alternative to mainstream cloud storage providers. (Demo, Source Code) AGPL-3.0 Go
Samba – Samba is the standard Windows interoperability suite of programs for Linux and Unix. It provides secure, stable and fast file and print services for all clients using the SMB/CIFS protocol. (Source Code) GPL-3.0 C
Seafile – File hosting and sharing solution primary for teams and organizations. (Source Code) GPL-2.0/GPL-3.0/AGPL-3.0/Apache-2.0 C
SparkleShare – Self hosted, instant, secure file sync. (Source Code) GPL-3.0 C#
Syncany – Secure file sync software for arbitrary storage backends, an open-source cloud storage and filesharing application. Securely synchronize your files to any kind of storage. GPL-3.0 Java
Syncthing – Syncthing is an open source peer-to-peer file synchronisation tool. (Source Code) MPL-2.0 Go
Unison – Unison is a file-synchronization tool for OSX, Unix, and Windows. GPL-3.0 OCaml
Z-Push – Implementation of Microsoft’s ActiveSync protocol. (Source Code) AGPL-3.0 PHP

File Transfer – Distributed Filesystems

Please visit awesome-sysadmin/Distributed Filesystems

File Transfer – Object Storage & File Servers

GarageHQ – An open-source geo-distributed storage service you can self-host to fulfill many needs – S3 compatible. (Source Code) AGPL-3.0 Rust
Minio – Minio is an open source object storage server compatible with Amazon S3 APIs. (Source Code) AGPL-3.0 Go
SeaweedFS – SeaweedFS is an open source distributed file system supporting WebDAV, S3 API, FUSE mount, HDFS, etc, optimized for lots of small files, and easy to add capacity. Apache-2.0 Go
SFTPGo – Flexible, fully featured and highly configurable SFTP server with optional FTP/S and WebDAV support. AGPL-3.0 Go
Zenko CloudServer – Zenko CloudServer, an open-source implementation of a server handling the Amazon S3 protocol. (Source Code) Apache-2.0 Nodejs

File Transfer – Peer-to-peer Filesharing

bittorrent-tracker – Simple, robust, BitTorrent tracker (client and server) implementation. (Source Code) MIT Nodejs
cloud-torrent – Torrent Web Client with HTTP retrievable or streamable downloaded files. AGPL-3.0 Go
Dat Project – Powerful decentralized file sharing applications built from a large ecosystem of modules. (Source Code) MIT Nodejs
exatorrent – BitTorrent client written in Go that can be run locally or hosted on a remote server, and supports streaming via HTTP. GPL-3.0 Go
FilePizza – Peer-to-peer file transfers in your browser. (Source Code) BSD-3-Clause Nodejs
instant.io – Streaming file transfer over WebTorrent. (Demo) MIT Nodejs
Magnetissimo – Search engine that indexes all popular torrent sites. MIT Elixir
Opentracker – Open and free bittorrent tracker. It aims for minimal resource usage and is intended to run at your wlan router. (Source Code) Beerware C
peerflix-server – Downloads torrent files and provides a direct link download or a direct link stream. MIT Nodejs
qBittorrent – Free cross-platform bittorrent client with a feature rich Web UI for remote access. (Source Code) GPL-2.0 C++
Send – Simple, private, end to end encrypted temporary file sharing, originally built by Mozilla. (Clients) MPL-2.0 Nodejs
Transmission – Fast, easy, Free Bittorrent client. (Source Code) GPL-3.0 C

File Transfer – Single-click & Drag-n-drop Upload

ass – The superior self-hosted ShareX server. For use with clients such as ShareX (Windows), Flameshot (Linux), & MagicCap (Linux, macOS). ISC Nodejs
Chibisafe – Blazing fast file uploader and awesome bunker written in node. (Source Code) MIT Nodejs
Coquelicot – Coquelicot is a “one-click” file sharing web application with a focus on protecting users’ privacy. (Source Code) AGPL-3.0 Ruby
elixire – Simple yet advanced screenshot uploading and link shortening service. (Source Code, Clients) AGPL-3.0 Python
Files Sharing – Open Source and self-hosted files sharing application based on unique and temporary links. GPL-3.0 PHP
FileShelter – FileShelter is a self-hosted software that allows you to easily share files over the Internet. GPL-3.0 C++
FireShare – A full-stack, pub-sub, real-time secure file sharing system. (Demo) MIT Nodejs
Gokapi – Lightweight server to share files, which expire after a set amount of downloads or days. Similar to the discontinued Firefox Send, with the difference that only the admin is allowed to upload files. GPL-3.0 Go
goploader – Easy file sharing with server-side encryption, curl/httpie/wget compliant. MIT Go
GoSƐ – GoSƐ is a modern file-uploader focusing on scalability and simplicity. It only depends on a S3 storage backend and hence scales horizontally without the need for additional databases or caches. (Demo) Apache-2.0 Go
image-uploader – A shareX compatible image uploader built for speed with a web interface and REST API. AGPL-3.0 Rust
imgpush – Self-hosted file upload service that can easily be integrated into other webapps. MIT Python
Jirafeau – Jirafeau is a web site permitting to upload a file in a simple way and give an unique link to it. (Demo) AGPL-3.0 PHP
Kleeja – File Upload/sharing application, used by thousands of webmasters since 2007. (Source Code) GPL-2.0 PHP
linx-server – Simple file sharing and pastebin with API, auto-expiry, deletion keys, and web seed support. (Demo) GPL-3.0 Go
lufi – Let’s Upload that FIle, client-side encrypted. (Demo, Source Code) AGPL-3.0 Perl
lutim – Let’s Upload That Image. AGPL-3.0 Perl
OnionShare – Securely and anonymously share a file of any size. GPL-2.0 Python
PicoShare – A minimalist, easy-to-host service for sharing images and other files. (Demo, Source Code) AGPL-3.0 Go
PictShare – PictShare is a multi lingual, open source image hosting service with a simple resizing and upload API. (Source Code) Apache-2.0 PHP
Plik – Plik is a scalable and friendly temporary file upload system. (Demo) MIT Go
Pomf – Simple file uploading and sharing, source for the now shut down site Pomf.se. MIT PHP
ProjectSend – Upload files and assign them to specific clients you create. Give access to those files to your clients. (Source Code) GPL-2.0 PHP
PsiTransfer – Simple open source self-hosted file sharing solution with robust up-/download-resume and password protection. BSD-2-Clause Nodejs
QuickShare – Quick and simple file sharing between different devices. (Demo) LGPL-3.0 Go
Share – Simple yet advanced uploader – upload files, images and text with moderation tools for admins. Can be used for friends and family or just for you. Integration with ShareX and more. MIT Nodejs
Sharry – Share files easily over the internet between authenticated and anonymous users (both ways) with resumable up- and downloads. GPL-3.0 Scala/Java
Snapdrop – Local file sharing in your browser. Inspired by Apple’s Airdrop. (Source Code) GPL-3.0-only Docker
transfer.sh – Easy file sharing from the command line. (Source Code) MIT Go
Uguu – Stores files and deletes after X amount of time. (Source Code) MIT PHP
Void – Lightweight, fast and elegant file hosting service for ShareX with Web UI and REST API. (Source Code) MIT Nodejs
Web-File-Uploader – A simple tool to let people upload and share images and files. MIT Nodejs
XBackBone – A simple, fast and lightweight file manager with instant sharing tools integration, like ShareX (a free and open-source screenshot utility for Windows). AGPL-3.0 PHP
YouTransfer – YouTransfer is a simple but elegant self-hosted file transfer and sharing solution. (Source Code) Apache-2.0 Nodejs
Zipline – A lightweight, fast and reliable file sharing server that is commonly used with ShareX, offering a react-based Web UI and fast API. MIT Nodejs

File Transfer – Web-based File Managers

Apaxy – Theme built to enhance the experience of browsing web directories, using the mod_autoindex Apache module and some CSS to override the default style of a directory listing. (Source Code) GPL-3.0 HTML
DirectoryLister – Simple PHP based directory lister that lists a directory and all its sub-directories and allows you to navigate there within. (Source Code) MIT PHP
filebrowser – Web File Browser with a Material Design web interface. (Source Code) Apache-2.0 Go
FileGator – FileGator is a powerful multi-user file manager with a single page front-end. (Demo, Source Code) MIT PHP
Filestash – A web file manager that lets you manage your data anywhere it is located: FTP, SFTP, WebDAV, Git, S3, Minio, Dropbox, or Google Drive . (Demo, Source Code) AGPL-3.0 Go
goBrowser – Simple http file browser. GPL-3.0 Go
Gossa – Gossa is a light and simple webserver for your files. MIT Go
h5ai – Modern file indexer for HTTP web servers with focus on your files. Directories are displayed in a appealing way and browsing them is enhanced by different views, a breadcrumb and a tree overview. (Demo, Source Code) MIT PHP
IFM – Single script file manager. MIT PHP
miniserve – CLI tool to serve files and dirs over HTTP. MIT Rust
ResourceSpace – ResourceSpace open source digital asset management software is the simple, fast, and free way to organise your digital assets. (Demo, Source Code) BSD-4-Clause PHP
s3server – Simple HTTP interface to index and browse files in a public S3 or Google Cloud Storage bucket. MIT Go
Surfer – Simple static file server with webui to manage files. MIT Nodejs
TagSpaces – TagSpaces is an offline, cross-platform file manager and organiser that also can function as a note taking app. The WebDAV version of the application can be installed on top of a WebDAV servers such as Nextcloud or ownCloud. (Demo, Source Code) AGPL-3.0 Javascript
updog – Updog is a replacement for Python’s SimpleHTTPServer. It allows uploading and downloading via HTTP/S, can set ad hoc SSL certificates and use http basic auth. MIT Python

Games

A Dark Room – Minimalist text adventure game for your browser. (Demo) MPL-2.0 HTML5
elevatorsaga – The elevator programming game. (Source Code) MIT Javascript
EmuLinkerSF – EmuLinkerSF is an open source Kaillera server. Kaillera is a client/server system that any emulator can implement to enable netplay over the Internet. (Source Code) GPL-2.0 Java
Hextris – Fast paced HTML5 puzzle game inspired by Tetris. (Demo) GPL-3.0 HTML5
Legend of the Green Dragon – Legend of the Green Dragon is a text-based RPG originally developed by Eric Stevens and JT Traub as a remake of and homage to the classic BBS Door game, Legend of the Red Dragon, by Seth Able Robinson. (Demo) AGPL-3.0 PHP
Lila – The forever free, adless and open source chess server powering lichess.org, with official iOS and Android client apps. (Source Code) AGPL-3.0 Scala
Mindustry – Factorio-like tower defense game. Build production chains to gather more resources, and build complex facilities. (Source Code) GPL-3.0 Java
Minetest – An open source voxel game engine. Play one of our many games, mod a game to your liking, make your own game, or play on a multiplayer server. (Source Code) LGPL-2.1/CC-BY-SA-3.0/Other C++
MTA:SA ⚠ – Multi Theft Auto (MTA) is a software project that adds network play functionality to Rockstar North’s Grand Theft Auto game series, in which this functionality is not originally found. (Source Code) GPL-3.0 C++
Net64+ ⚠ – Net64 aka SM64O allows playing Super Mario 64 in an online multiplayer mode. Net64+ is the official continuation of the program and features an integrated server list. (Source Code, Clients) MIT Nodejs
node-virtual-gamepads – Turn your smartphone into a game controller, keyboard, or touchpad for a remote Linux OS machine. MIT Nodejs/CoffeScript
piqueserver – Server for openspades, the first-person shooter in a destructible voxel world. (Clients) GPL-3.0 Python/C++
Posio – Geography multiplayer game. MIT Python
QuakeJS – QuakeJS is a port of ioquake3 to Javascript that can be played in a browser. MIT Nodejs
Quizmaster – A web-app for conducting a quiz, including a page for players to enter their answers. Apache-2.0 Scala
SourceBans++ – Admin, ban, and communication management system for games running on the Source engine. (Source Code) CC-BY-SA-4.0 PHP
Teeworlds – Open source 2D retro multiplayer shooter. (Source Code) BSD-3-Clause/Other C++
The Battle for Wesnoth – The Battle for Wesnoth is an Open Source, turn-based tactical strategy game with a high fantasy theme, featuring both singleplayer and online/hotseat multiplayer combat. GPL-2.0 C++
Word Mastermind – Wordle clone. A Mastermind-like game, but instead of colors you need to guess words. (Demo) MIT Nodejs
Wordle – An Open Source Wordle game. Guess the Wordle in six tries. Each guess must be a valid five-letter word. (Source Code) MIT Nodejs
Zero-K – Open Source on Springrts engine. Zero-K is a traditional real time strategy game with a focus on player creativity through terrain manipulation, physics, and a large roster of unique units – all while being balanced to support competitive play. (Source Code) GPL-2.0 Lua

Games – Administrative Utilities & Control Panels

ARRCON – Terminal-based RCON client compatible with any game servers using the Source RCON Protocol. GPL-3.0 C++
LinuxGSM – CLI tool for deployment and management of dedicated game servers on Linux: more than 120 games are supported. (Source Code) MIT Shell
Pterodactyl – Management panel for game servers, with an intuitive UI for end users. (Source Code) MIT PHP
RconCli – CLI for executing queries on a remote Valve Source dedicated server using the RCON Protocol. MIT Go

Gateways and Terminal Sharing

asciinema – Web app for hosting asciicasts. (Demo) Apache-2.0 Elixir/Docker
Firezone – Self-hosted secure remote access gateway that supports the WireGuard protocol. It offers a Web GUI, 1-line install script, multi-factor auth (MFA), and SSO. (Source Code) Apache-2.0 Elixir
GateOne – Gate One is an HTML5 web-based terminal emulator and SSH client. (Source Code) AGPL-3.0 Python
Guacamole – Guacamole is a clientless remote desktop gateway. It supports standard protocols like VNC and RDP. (Source Code) Apache-2.0 Java/C
Neko – A self hosted virtual browser (rabb.it clone) that runs in Docker. (Source Code) Apache-2.0 Docker/Go
oneye – Cloud software to access your data from everywhere with any browser. (Demo, Source Code) AGPL-3.0 PHP
OS.js – Desktop implementation for your browser with a fully-fledged window manager, Application APIs, GUI toolkits and filesystem abstraction. (Demo, Source Code) BSD-2-Clause Nodejs
ShellHub – ShellHub is a modern SSH server for remotely accessing linux devices via command line (using any SSH client) or web-based user interface, designed as an alternative to sshd. Think ShellHub as centralized SSH for the edge and cloud computing. (Source Code) Apache-2.0 Go/Other
Sshwifty – Sshwifty is a SSH and Telnet connector made for the Web. AGPL-3.0 Go/Docker
Teleport – Certificate authority and access plane for SSH, Kubernetes, web applications, and databases. (Source Code) Apache-2.0 Go
tmate – Instant terminal sharing. (Source Code) ISC C

Genealogy

Genea.app – Genea is a privacy by design and open source tool anyone can use to author or edit their family tree. Data is stored in the GEDCOM format and all processing is done in the browser. (Source Code) MIT Javascript
GeneWeb – GeneWeb is an open source genealogy software written in OCaml. It comes with a Web interface and can be used off-line or as a Web service. (Demo, Source Code) GPL-2.0 OCaml
webtrees – Webtrees is the web’s leading on-line collaborative genealogy application. (Demo, Source Code) GPL-3.0 PHP

Groupware

BlueMind – Groupware with email, calendar, addressbooks, exchange active sync, exchange MAPI protocol support. (Source Code) AGPL-3.0 Java
Citadel – Groupware including email, calendar/scheduling, address books, forums, mailing lists, IM, wiki and blog engines, RSS aggregation and more. (Source Code) GPL-3.0 C
Corteza – CRM including a unified workspace, enterprise messaging and a low code environment for rapidly and securely delivering records-based management solutions. (Demo, Source Code) Apache-2.0 Go
Cozy Cloud – Personal cloud where you can manage and sync your contact, files and calendars, and manage your budget with an app store full of community contributions. (Source Code) GPL-3.0 Nodejs
egroupware – Software suite including calendars, address books, notepad, project management tools, client relationship management tools (CRM), knowledge management tools, a wiki and a CMS. (Source Code) GPL-2.0 PHP
EspoCRM – CRM with a frontend designed as a single page application, and a REST API. (Demo, Source Code) GPL-3.0 PHP
Group Office – Group-Office is an enterprise CRM and groupware tool. Share projects, calendars, files and e-mail online with co-workers and clients. (Source Code) AGPL-3.0 PHP
Horde – The Horde Project is about creating high quality Open Source applications and libraries, based on PHP and the Horde Framework. (Demo, Source Code) GPL-2.0 PHP
HRCloud2 – Full-featured home hosted Cloud Drive, Personal Assistant, App Launcher, File Converter, Streamer, Share Tool and more. GPL-3.0 PHP
Kolab – Kolab community is a unified communication and collaboration system. (Source Code) GPL-2.0/LGPL-2.1/GPL-3.0 C++/Python/PHP
Kopano – Groupware suite including e-mail, calendars, tasks, todos and notes. Featuring a modern WebApp, DeskApp and mobile access over Z-Push/ActiveSync. (Demo, Source Code) AGPL-3.0 C/Python/PHP
Openmeetings – Openmeetings provides video conferencing, instant messaging, white board, collaborative document editing and other groupware tools using API functions of the Red5 Streaming Server for Remoting and Streaming. (Source Code) Apache-2.0 Java
SOGo – SOGo offers multiple ways to access the calendaring and messaging data. CalDAV, CardDAV, GroupDAV, as well as ActiveSync, including native Outlook compatibility and Web interface. (Demo, Source Code) LGPL-2.1 Objective-C
SuiteCRM – The award-winning, enterprise-class open source CRM. (Source Code) AGPL-3.0 PHP
Tine 2.0 – Contacts, Calendar, Tasks, WebDAV, ActiveSync, VOIP, Mail-Client, CRM, Sales, Projects, Timetracker. (Demo, Source Code) AGPL-3.0/Other PHP
Tracim – Collaborative Platform for team collaboration: file,threads,notes,agenda,etc. AGPL-3.0/LGPL-3.0/MIT Python
Zimbra Collaboration – Email, calendar, collaboration server with Web interface and lots of integrations. (Source Code) GPL-2.0/CPAL-1.0 Java

Human Resources Management (HRM)

admidio – Admidio is a free open source user management system for websites of organizations and groups. The system has a flexible role model so that it’s possible to reflect the structure and permissions of your organization. (Demo, Source Code) GPL-2.0 PHP
IceHrm – IceHrm employee management system allows companies to centralize confidential employee information. (Demo, Source Code) Apache-2.0 PHP
OrangeHRM – OrangeHRM is a comprehensive HRM system that captures all the essential functionalities required for any enterprise. (Source Code) GPL-2.0 PHP
TimeOff.Management – Simple yet powerful absence management software for small and medium size business. (Demo, Source Code) MIT Nodejs

Internet of Things (IoT)

DeviceHive – Open Source IoT Platform with a wide range of integration options. (Demo, Source Code) Apache-2.0 Java
Domoticz – Home Automation System that lets you monitor and configure various devices like: Lights, Switches, various sensors/meters like Temperature, Rain, Wind, UV, Electra, Gas, Water and much more. (Source Code, Clients) GPL-3.0 C/C++
FHEM – FHEM is used to automate common tasks in the household like switching lamps and heating. It can also be used to log events like temperature or power consumption. You can control it via web or smartphone frontends, telnet or TCP/IP directly. (Source Code) GPL-3.0 Perl
Gladys – Gladys is a privacy-first, open-source home assistant. (Source Code) Apache-2.0 Nodejs
Home Assistant – Open-source home automation platform. (Demo, Source Code) Apache-2.0 Python
Node RED – Browser-based flow editor that helps you wiring hardware devices, APIs and online services to create IoT solutions. (Source Code) Apache-2.0 Nodejs
openHAB – Vendor and technology agnostic open source software for home automation. (Source Code) EPL-2.0 Java
OpenRemote – Open-Source IoT Platform – IoT Asset management, Flow Rules and WHEN-THEN rules, Data visualization, Edge Gateway. (Demo, Source Code) AGPL-3.0 Java
SIP Irrigation Control – Open source software for sprinkler/irrigation control. (Source Code) GPL-3.0 Python
Thingsboard – Open-source IoT Platform – Device management, data collection, processing and visualization. (Demo, Source Code) Apache-2.0 Java
Thingspeak – Open source “Internet of Things” application and API to store and retrieve data from things using HTTP. (Demo, Source Code) GPL-3.0 Ruby
WebThings Gateway – WebThings is an open source implementation of the Web of Things, including the WebThings Gateway and the WebThings Framework. (Source Code) MPL-2.0 Nodejs

Knowledge Management Tools

Related: Note-taking & Editors, Wikis

Mindmaps – Open source, offline capable, mind mapping application. (Demo) AGPL-3.0 HTML5
My Mind – Web application for creating and managing mind maps. (Demo) MIT Javascript
Weaviate – A cloud-native, realtime vector search engine integrating scalable machine learning models (GraphQL and RESTful APIs). (Demo, Source Code, Clients) BSD-3-Clause Go

Learning and Courses

Canvas LMS – Canvas is the trusted, open-source learning management system (LMS) that is revolutionizing the way we educate. (Demo, Source Code) AGPL-3.0 Ruby
Chamilo LMS – Chamilo LMS allows you to create a virtual campus for the provision of online or semi-online training. (Source Code) GPL-3.0 PHP
Dalton Plan – Dalton Plan is a modern adoption of a free teaching method developed by Helen Parkhurst in the 20th century. (Source Code) AGPL-3.0 PHP
edX – The Open edX platform is open-source code that powers edX.org. (Source Code) AGPL-3.0 Python
Gibbon – The flexible, open source school management platform designed to make life better for teachers, students, parents and leaders. (Source Code) GPL-3.0 PHP
ILIAS – ILIAS is the Learning Management System that can cope with anything you throw at it. (Demo, Source Code) GPL-3.0 PHP
Mahara – Open Source fully featured web application to build students electronic portfolio. (Source Code) GPL-3.0 PHP
Moodle – Moodle is a learning and courses platform with one of the largest open source communities worldwide. (Demo, Source Code) GPL-3.0 PHP
Open eClass – Open eClass is an advanced e-learning solution that can enhance the teaching and learning process. (Demo, Source Code) GPL-2.0 PHP
OpenOLAT – OpenOLAT is a web-based learning management system for teaching, education, assessment and communication. (Demo, Source Code) Apache-2.0 Java
RELATE – RELATE is a web-based courseware package, includes features such as: flexible rules, statistics, multi-course support, class calendar. (Source Code) MIT Python
RosarioSIS – RosarioSIS, free Student Information System for school management. (Demo, Source Code) GPL-2.0 PHP
Sakai – The Sakai project provides a flexible and feature-rich environment for teaching, learning, research and other collaboration. (Demo, Source Code) ECL-2.0 Java
Vocascan – A highly configurable vocabulary trainer. (Source Code, Clients) Apache-2.0 Nodejs

Maps and Global Positioning System (GPS)

See also: awesome-gis

Bicimon – Bike Speedometer as Progressive Web App. (Demo) MIT HTML5
Geo2tz – Get the timezone from geo coordinates (lat, lon). MIT Go/Docker
GraphHopper – Fast routing library and server using OpenStreetMap. (Source Code) Apache-2.0 Java
H3 Viewer – View/search Uber H3 (Hexagonal Hierarchical Spatial Index) cells on a map. (Demo) Apache-2.0 HTML5
Hauk – Easy to setup location sharing platform that lets you temporarily share your location with anyone in real-time. (Demo) Apache-2.0 PHP
MapBBCodeShare – Tool for sharing custom OSM maps. Support for annotated markers, polygons, lines, multi-format import/export, multiple layers, shortlinks. (Demo) WTFPL/Other PHP
Nominatim – Server application for reverse geocoding (address -> coordinates) on OpenStreetMap data. (Source Code) GPL-2.0 C
Open Source Routing Machine (OSRM) – High performance routing engine designed to run on OpenStreetMap data and offering an HTTP API, C++ library interface, and Nodejs wrapper. (Demo, Source Code) BSD-2-Clause C++
OpenGTS – Entry-level fleet tracking system. Supports variety of tracking devices and protocols. Comes with rich web-interface and reporting features. (Demo, Source Code) Apache-2.0 Java
OpenStreetMap – Collaborative project to create a free editable map of the world. (Source Code, Clients) GPL-2.0 Ruby
OpenTripPlanner – Multimodal trip planning software based on OpenStreetMap data and consuming published GTFS-formatted data to suggest routes using local public transit systems. (Source Code) LGPL-3.0 Java/Javascript
OwnTracks Recorder ⚠ – Store and access data published by OwnTracks location tracking apps. GPL-2.0 C/Lua
TileServer GL – Vector and raster maps with GL styles. Server side rendering by Mapbox GL Native. Map tile server for Mapbox GL JS, Android, iOS, Leaflet, OpenLayers, GIS via WMTS, etc. (Source Code) BSD-2-Clause Nodejs
TileServer PHP – Serve map tiles from any PHP hosting. (Source Code) BSD-2-Clause PHP
Traccar – Java application to track GPS positions. Supports loads of tracking devices and protocols, has an Android and iOS App. Has a web interface to view your trips. (Demo, Source Code) Apache-2.0 Java
uMap – Create maps with OpenStreetMap layers in a minute and embed them in your site. (Source Code) WTFPL Python
μlogger – Collect geolocation from users in real-time and display their GPS tracks on a website. (Demo) GPL-3.0 PHP

Media Streaming

Please visit Media streaming – Audio Streaming, Media streaming – Multimedia Streaming, Media streaming – Video Streaming

Media Streaming – Audio Streaming

Airsonic Advanced – Open-source web-based media streamer and jukebox based on Airsonic, with several key performance and feature enhancements. GPL-3.0 Java
Ampache – Web based audio/video streaming application. (Demo, Source Code) AGPL-3.0 PHP
Audioserve – Simple personal server to serve audio files from directories (audiobooks, music, podcasts…). Focused on simplicity and supports sync of play position between clients. MIT Rust
AzuraCast – A modern and accessible self-hosted web radio management suite. (Source Code) Apache-2.0 PHP
Beets – Music library manager and MusicBrainz tagger (command-line and Web interface). (Source Code) MIT Python
Black Candy – Music streaming server built with Rails and Stimulus. MIT Ruby
euterpe – Self-hosted music streaming server with RESTful API and Web interface. (Demo, Source Code) GPL-3.0 Go
FriendsRadio ⚠ – Share music with your friends from Youtube and Soundcloud. (Demo) MIT Nodejs
Funkwhale – Modern, web-based, convivial, multi-user and free music server. BSD-3-Clause Python/Django
GNU FM – Running music community websites, alternative to last.fm. (Source Code) AGPL-3.0 PHP
gonic – Lightweight music streaming server. Subsonic compatible. GPL-3.0 Go
Groove Basin – Music player server with a web-based user interface inspired by Amarok 1.4. MIT Nodejs
koel – Personal music streaming server that works. (Demo, Source Code) MIT PHP
KooZic – Music server with powerful playlist features and Subsonic compatibility. (Demo, Source Code) LGPL-3.0/MIT Python
LibreTime – Simple, open source platform that lets you broadcast streaming radio on the web (fork of Airtime). (Source Code) AGPL-3.0 PHP
LMS – Access your self-hosted music using a web interface. GPL-3.0 C++
moOde Audio – Audiophile-quality music playback for the wonderful Raspberry Pi family of single board computers. (Source Code) GPL-3.0 PHP
Mopidy MusicBox – Web Client for Mopidy Music Server. Apache-2.0 HTML5
Mopidy – Extensible music server. Offers a superset of the mpd API, as well as integration with 3rd party services like Spotify, SoundCloud etc. (Source Code) Apache-2.0 Python
mpd – Daemon to remotely play music, stream music, handle and organize playlists. Many clients available. (Source Code, Clients) GPL-2.0 C++
mStream – Music streaming server with GUI management tools. Runs on Mac, Windows, and Linux. (Source Code) GPL-2.0 Nodejs
musikcube – Streaming audio server with Linux/macOS/Windows/Android clients. (Source Code) BSD-3-Clause C++
Navidrome Music Server – Modern Music Server and Streamer, compatible with Subsonic/Airsonic. (Demo, Source Code, Clients) GPL-3.0 Go/Javascript
Polaris – Music browsing and streaming application optimized for large music collections, ease of use and high performance. MIT Rust
Raveberry – A multi-user music server with a focus on participation. (Demo) LGPL-3.0 Python
Snapcast – Synchronous multiroom audio server. GPL-3.0 C++
Stretto – Music player with Youtube/Soundcloud import and iTunes/Spotify discovery. (Demo, Clients) MIT Nodejs
Supysonic – Python implementation of the Subsonic server API. AGPL-3.0 Python
Volumio – A free and open source linux distribution, designed and fine-tuned exclusively for music playback. (Source Code) GPL-3.0 Nodejs
ympd – Standalone MPD Web GUI written in C, utilizing Websockets and Bootstrap/JS. (Source Code) GPL-2.0 C

Media Streaming – Multimedia Streaming

Dim – Dim is a self-hosted media manager fueled by dark forces. With minimal setup, Dim will organize and beautify your media collections, letting you access and play them anytime from anywhere. GPL-2.0 Rust
Gerbera – Gerbera is an UPnP Media Server. It allows you to stream your digital media throughout your home network and listen to/watch it on a variety of UPnP compatible devices. (Source Code) GPL-2.0 C++
homehost ⚠ – Self-hosted React + Redux app that streams your media collection (music, movies, books, podcasts, comics etc). MIT Nodejs
Icecast 2 – Streaming audio/video server which can be used to create an Internet radio station or a privately running jukebox and many things in between. (Source Code, Clients) GPL-2.0 C
Jellyfin – Media server for audio, video, books, comics, and photos with a sleek interface and robust transcoding capabilities. Almost all modern platforms have clients, including Roku, Android TV, iOS, and Kodi. (Demo, Source Code) GPL-2.0 C#
Karaoke Eternal – Host awesome karaoke parties where everyone can easily find and queue songs from their phone’s browser. The player is also fully browser-based with support for MP3+G, MP4 and WebGL visualizations. (Source Code) ISC Nodejs
Kodi – Multimedia/Entertainment center, formerly known as XBMC. Runs on Android, BSD, Linux, macOS, iOS and Windows. (Source Code) GPL-2.0 C++
LBRY – Is a secure, open, and community-run digital marketplace that aims to replace Youtube and Amazon. (Demo, Source Code, Clients) MIT PHP
MistServer – Streaming media server that works well in any streaming environment. (Source Code) AGPL-3.0 C++
NymphCast – NymphCast is a Chromecast alternative which turns your choice of Linux-capable hardware into an audio and video source for a television or powered speakers. (Source Code) BSD-3-Clause C++
Podify – Allows you to download videos and audio from any source supported by youtube-dl and subscribe to and watch these downloads using your favorite podcast app. (Source Code) GPL-3.0 Ruby
ReadyMedia – Simple media server software, with the aim of being fully compliant with DLNA/UPnP-AV clients. Formerly known as MiniDLNA. (Source Code) GPL-2.0 C
Rygel – Rygel is a UPnP AV MediaServer that allows you to easily share audio, video, and pictures. Media player software may use Rygel to become a MediaRenderer that may be controlled remotely by a UPnP or DLNA Controller. (Source Code) GPL-3.0 C
SheetAble – Self-hosted music sheet organizing software for all music enthusiasts. Upload and organize your sheets for any kind of instrument. (Source Code) AGPL-3.0 Go
Stash – A web-based library organizer and player for your adult media stash, with auto-tagging and metadata scraping support. (Source Code) AGPL-3.0 Go
üWave ⚠ – Self-hosted collaborative listening platform. Users take turns playing media—songs, talks, gameplay videos, or anything else—from a variety of media sources like YouTube and SoundCloud. (Demo, Source Code) MIT Nodejs

Media Streaming – Video Streaming

Bluecherry – Closed-circuit television (CCTV) software application which supports IP and Analog cameras. (Source Code) GPL-2.0 PHP
cmyflix ⚠ – Self-hosted, super lightweight Netflix alternative. AGPL-3.0 C
CyTube – CyTube is a web application providing media synchronization, chat, and more for an arbitrary number of channels. (Demo) MIT Nodejs
Invidious – ⚠ Invidious is an alternative front-end to YouTube. (Demo) AGPL-3.0 Crystal
Kerberos.io – Kerberos.io is a video surveillance solution, which works with any camera and on every Linux based machine (Raspberry Pi, Docker, Kubernetes cluster). (Demo, Source Code) MIT C++
MediaCMS – MediaCMS is a modern, fully featured open source video and media CMS, written in Python/Django/React, featuring a REST API. (Source Code) AGPL-3.0 Python/Docker
Oblecto ⚠ – Media server for Movies and TV Shows with a responsive Vue.js frontend. It has robust transcoding support as well as federation capabilities to share your library with your friends. AGPL-3.0 Nodejs
Oddworks – Oddworks is an open source video distribution platform built to destroy the barriers to streaming television with SDKs for Roku, Apple iOS/tvOS, Google Android, and Amazon FireTV. MIT Nodejs
Olaris – Olaris is an open-source, community driven, media manager and transcoding server. GPL-3.0 Go
Open Streaming Platform – Self-Hosted alternative to Twitch and Youtube Live for live and on-demand video streaming. (Source Code) MIT Python
OvenMediaEngine – OvenMediaEngine is a selfhostable Open-Source Streaming Server with Sub-Second Latency. (Demo, Source Code) GPL-3.0 C++
Owncast – Owncast is an open source, self-hosted, decentralized, single user live video streaming and chat server for running your own live streams similar in style to the large mainstream options. MIT Go
PeerTube – Decentralized video streaming platform using P2P (BitTorrent) directly in the web browser. (Source Code) AGPL-3.0 Nodejs
Radium – Synced stream and video playback with VOD capabilities utilizing HLS. Developed for movie nights but has many use cases. (Demo) MIT Nodejs/Docker
Rapidbay – Self-hosted torrent videostreaming service/torrent client that allows searching and playing videos from torrents in the browser or from a Chromecast/AppleTV/Smart TV. MIT Python/Docker
Restreamer – Restreamer allows you to do h.264 real-time video streaming on your website without a streaming provider. (Source Code) Apache-2.0 Nodejs/Docker
ShinobiCE – Open Source CCTV software written in Node with both IP and local camera support. AGPL-3.0/GPL-3.0 Nodejs
Streama – Self hosted streaming media server. MIT Java
SyncTube – Lightweight and very simple to setup CyTube alternative to watch videos with friends and chat. (Demo) MIT Nodejs/Haxe
Tube – Youtube-like (without censorship and features you don’t need!) Video Sharing App written in Go which also supports automatic transcoding to MP4 H.265 AAC, multiple collections and RSS feed. (Demo) MIT Go
VideoLAN Client (VLC) – Cross-platform multimedia player client and server supporting most multimedia files as well as DVDs, Audio CDs, VCDs, and various streaming protocols. (Source Code) GPL-2.0 C
Zoneminder – Closed-circuit television (CCTV) software application which supports IP, USB and Analog cameras. (Source Code) GPL-2.0 PHP

Miscellaneous

2FAuth – A web app to manage your Two-Factor Authentication (2FA) accounts and generate their security codes. (Demo) AGPL-3.0 PHP
411 – Alert Management Web Application. MIT PHP
AlertHub ⚠ – AlertHub is a simple tool to get alerted from GitHub releases. MIT Nodejs
Anchr – Anchr is a toolbox for tiny tasks on the internet, including bookmark collections, URL shortening and (encrypted) image uploads. (Source Code) GPL-3.0 Nodejs
asciiflow – Flow Diagram Drawing Tool. (Source Code) MIT Nodejs
CapRover – Build your own PaaS in a few minutes. (Demo, Source Code) Apache-2.0 Docker/Nodejs
changedetection.io – Self-hosted tool for staying up-to-date with web-site content changes. Apache-2.0 Python/Docker
CloudBeaver – Self-hosted management of databases, supports PostgreSQL, MySQL, SQLite and more. A web/hosted version of DBeaver. (Source Code) Apache-2.0 Nodejs
CUPS – The Common Unix Print System uses Internet Printing Protocol (IPP) to support printing to local and network printers. (Source Code) GPL-2.0 C
CyberChef – Perform all manner of operations within a web browser such as AES, DES and Blowfish encryption and decryption, creating hexdumps, calculating hashes, and much more. (Demo) Apache-2.0 Javascript
DailyTxT – Encrypted Diary Web-App to save your personal memories of each day. Includes a search-function and encrypted file-upload. MIT Python
Databunker – Network-based, self-hosted, GDPR compliant, secure database for personal data or PII. (Source Code) MIT Go
Digital-Currency – Create your own Self-Hosted Digital Currency. (Demo) GPL-3.0 Nodejs
DomainMOD – Application to manage your domains and other internet assets in a central location. DomainMOD includes a Data Warehouse framework that allows you to import your WHM/cPanel web server data so that you can view, export, and report on your data. (Demo, Source Code) GPL-3.0 PHP
Flox ⚠ – Self hosted movie, TV series and anime watch list with a 3-point rating system. Uses The Movie Database backend for information. (Demo) MIT PHP
formspree ⚠ – Just send your form to our URL and we’ll forward it to your email. No PHP, Javascript or sign up required. (Demo, Source Code) AGPL-3.0 Python
google-webfonts-helper ⚠ – Hassle-Free Way to Self-Host Google Fonts. Get eot, ttf, svg, woff and woff2 files + CSS snippets. (Demo) MIT Nodejs
graph-vl – Identity document verification using Machine Learning and GraphQL. MIT Python
Journal – Simple journaling with encrypted entries and sharing capabilities. MIT Ruby
King Phisher – King Phisher is a tool for testing and promoting user awareness by simulating real world phishing attacks. BSD-3-Clause Python
Koillection – Koillection is a service allowing users to manage any kind of collections. (Source Code) MIT PHP
Lancache ⚠ – LAN Party game caching made easy. (Source Code) MIT Docker/Shell
MailyGo – MailyGo is a small tool written in Go that allows to send HTML forms, for example from static websites without a dynamic backend, via email. MIT Go
MindsDB – MindsDB is an open source self hosted AI layer for existing databases that allows you to effortlessly develop, train and deploy state-of-the-art machine learning models using standard queries. GPL-3.0 Python
MissionKontrol – Configurable admin panel allowing non-technical users to CRUD data on MySQL/PostGRES databases. (Source Code) AGPL-3.0 Ruby
Monica – Personal relationship manager, and a new kind of CRM to organize interactions with your friends and family. (Source Code) AGPL-3.0 PHP
Musical Artifacts – Helping to catalog, preserve and free the artifacts you need to produce music. (Source Code) MIT Ruby
MyPaas – Run your own PaaS using Docker, Traefik, and great monitoring. BSD-2-Clause Python/Docker
Noisedash – Self-hostable web tool for generating ambient noises/sounds using audio tools and user-uploadable samples. AGPL-3.0 Nodejs
Notica – Lets you send browser notifications from your terminal to your desktop or phone. No installation or registration is required. (Source Code) MIT Nodejs
Octave Online – Infrastracture behind a web UI for GNU Octave, the libre alternative to MATLAB. (Source Code) AGPL-3.0 Docker/Nodejs
Ombi – A content request system for Plex/Emby, connects to SickRage, CouchPotato, Sonarr, with a growing feature set. (Demo, Source Code) GPL-2.0 C#
OpenZiti – Fully-featured, self-hostable, zero trust, full mesh overlay network. Includes a 2FA support out of the box, clients for all major desktop/mobile OS’es. (Source Code) Apache-2.0 Go
Orchest – A new kind of IDE for Data Science. (Demo, Source Code) AGPL-3.0 Docker
oTranscribe – Free web app to take the pain out of transcribing recorded interviews. (Demo) MIT Javascript
PassCheck – A web application featuring some handy password tools, including a password generator, strength checker and HaveIBeenPwned breach checker. (Source Code) MIT Javascript
Reactive Resume – A one-of-a-kind resume builder that keeps your privacy in mind. Completely secure, customizable, portable, open-source and free forever. (Demo, Source Code) MIT Docker/Nodejs
ReleaseBell – Send release notifications for starred Github repos. (Source Code) MIT Nodejs
revealjs – Framework for easily creating beautiful presentations using HTML. (Demo, Source Code) MIT Javascript
Revive Adserver – World’s most popular free, open source ad serving system. Formerly known as OpenX Adserver and phpAdsNew. (Source Code) GPL-2.0-or-later PHP
SANE Network Scanning – Allow remote clients to access image acquisition devices (scanners) available on the local host. (Source Code) GPL-2.0 C
Apache Solr – Solr is the popular, blazing-fast, open source enterprise search platform built on Apache Lucene. (Source Code) Apache-2.0 Java
string.is – An open-source, privacy-friendly online string toolkit for developers. (Source Code) AGPL-3.0 Nodejs
TeslaMate – A powerful data logger for Tesla vehicles. MIT Elixir
Trello Burndown ⚠ – Easy to use SCRUM burndown chart for Trello boards. MIT Go/Docker
ViMbAdmin – Provides a web based virtual mailbox administration system to allow mail administrators to easily manage domains, mailboxes and aliases. (Source Code) GPL-3.0 PHP
WeeWX – Open source software for your weather station. (Demo, Source Code) GPL-3.0 Python
ytdl-webserver – Docker-ready webserver for downloading youtube videos. MIT Nodejs

Money, Budgeting & Management

Akaunting – Akaunting is a free, online and open source accounting software designed for small businesses and freelancers. (Source Code) GPL-3.0 PHP
BTCPay Server – A self-hosted Bitcoin and other cryptocurrencies payment processor. (Demo, Source Code) MIT C#
Budget App – Budget App is an open source personal budgeting application. Apache-2.0 Java
budgetzero – Free, self-hosted, open-source, envelope-budgeting web and desktop app. (Demo) AGPL-3.0 Nodejs
Crater – Free & Open Source Invoice App for Freelancers & Small Businesses. (Demo) AAL PHP
Dot Ledger – Web-based personal finance management tool. (Demo, Source Code) Apache-2.0 Ruby
EasyQuickImport ⚠ – A tool that helps you import transactions, invoices and bills into QuickBooks Desktop from Excel or CSV. MIT PHP
Economizzer – An easy and secure system for you to manage your personal money and achieve your goals, and can be accessed by computer, tablet or smartphone. (Demo, Source Code) MIT PHP
ExMoney – Self-hosted personal finance app. ISC Elixir
Family Accounting Tool – Web-based finance management tool for partners with partially shared expenses. Apache-2.0 Scala
Fava – Fava is the web frontend of Beancount, a text based double-entry accounting system. (Demo, Source Code) MIT Python
Firefly III – Firefly III is a modern financial manager. It helps you to keep track of your money and make budget forecasts. It supports credit cards, has an advanced rule engine and can import data from many banks. (Demo, Source Code) AGPL-3.0 PHP
Galette – Galette is a membership management web application towards non profit organizations. (Source Code) GPL-3.0 PHP
Ghostfolio – Wealth management software to keep track of stocks, ETFs and cryptocurrencies. (Source Code) AGPL-3.0 Docker/Nodejs
GRR – Assets management and booking for small/medium companies. (Source Code) GPL-2.0 PHP
Hospital Run – Hospital Run is offline enabled hospital management software. (Demo, Source Code) GPL-3.0 Nodejs
Hub20 – A self-hosted payment processor for Ethereum and ERC20 Tokens. (Source Code) AGPL-3.0 Docker/Python
IHateMoney – Manage your shared expenses, easily. (Demo, Source Code) BSD-3-Clause Docker/Python
IHateToBudget – A simple web app to understand and control your expenses. GPL-3.0 Docker/Python
Inventaire – Collaborative resources mapper project, while yet only focused on exploring books mapping with wikidata and ISBNs. (Source Code) AGPL-3.0 Nodejs
Inventree – InvenTree is an open-source inventory management system which provides intuitive parts management and stock control. (Source Code) MIT Python
Invoice Ninja – Powerful tool to invoice clients online. (Demo, Source Code) AAL PHP
InvoicePlane – Manage quotes, invoices, payments and customers for your small business. MIT PHP
Kresus – Open source personal finance manager. (Demo, Source Code) MIT Nodejs
OnTrack – A simple app to track spend and set goals. MIT Ruby/React
PartKeepr – PartKeepr is an electronic part inventory management software. It helps you to keep track of your available parts and assist you with re-ordering parts. (Demo, Source Code) GPL-3.0 PHP
REI3 – Open source, expandable Business Management Software. Manage tasks, time, assets and much more. (Demo, Source Code) MIT Go
SilverStrike – Personal finance management made easy. (Demo, Source Code) MIT Python/Django
StockazNG – Asset Management System. MIT Python
Tabby – A tool to manage shared expenses across friends, such as restaurant costs or food delivery, without requiring everyone to create an account. Includes email reminders and tracks who has (re)paid what. AGPL-3.0-only PHP

Monitoring

Please visit awesome-sysadmin/Monitoring, awesome-sysadmin/Metric and Metric Collection

Note-taking & Editors

Related: Wikis

BulletNotes – Workflowy / Dynalist clone with Kanban (Trello) and Calendar functionality. Organize everything. (Source Code) MIT Nodejs
DailyNotes – App for taking notes and tracking tasks on a daily basis in Markdown. MIT Python
dillinger – The last Markdown editor, ever. (Source Code) MIT Nodejs
Dnote – A simple command line notebook with multi-device sync and web interface. (Source Code) AGPL-3.0 Go
DocPHT – With DocPHT you can take notes and quickly document anything and without the use of any database. (Demo, Source Code) MIT PHP
draw.io – Diagram software for making flowcharts, process diagrams, org charts, UML, ER and network diagrams. (Source Code) Apache-2.0 Javascript
HedgeDoc – Realtime collaborative markdown notes on all platforms, formerly known as CodiMD and HackMD CE. (Source Code) AGPL-3.0 Docker/Nodejs
Joplin – Joplin is a note taking application with Markdown editor and encryption support for mobile and desktop platforms. Runs client-side and syncs through self hosted Nextcloud or similar. Consider it like open source alternative to Evernote. (Source Code) MIT Nodejs
Leanote – Leanote, Not Just A Notepad! Open source cloud notepad. (Demo, Source Code) GPL-2.0 Go
Livebook – Realtime collaborative notebook app based on Markdown that supports running Elixir codesnippets, TeX and Mermaid Diagrams. Easily deployed using Docker or Elixir. (Source Code) Apache-2.0 Elixir
Markdown Edit – Online markdown editor/viewer. MIT HTML5
Meemo – Personal notes stream with Markdown support. (Source Code) MIT Nodejs
Memos – An open source, self-hosted knowledge base that works with a SQLite db file. (Demo) MIT Docker/Go
minimalist-web-notepad – Minimalist notepad.cc clone. (Demo) Apache-2.0 PHP
MiniNote – Simple Markdown note-taking app with persistence. MIT Nodejs
Notes’n’Todos – Write notes and todos online in markdown with tag filtering and date sorting. (Demo) MIT Python
Oddmuse – A simple wiki engine written in Perl. No database required. (Source Code) GPL-3.0 Perl
OpenNote – OpenNote was built to be an open web-based alternative to Microsoft OneNote (T) and EverNote. (Demo) MIT HTML5
Overleaf – Web-based collaborative LaTeX editor. (Source Code) AGPL-3.0 Ruby
Plainpad – A modern note taking application for the cloud, utilizing the best features of progressive web apps technology. (Demo, Source Code) GPL-3.0 PHP
savepad – Minimalist notepad based on notepad.cc. MIT PHP
Standard Notes – Simple and private notes app. Protect your privacy while getting more done. That’s Standard Notes. (Demo, Source Code) GPL-3.0 Ruby
Trilium Notes – Trilium Notes is a hierarchical note taking application with focus on building large personal knowledge bases. AGPL-3.0 Nodejs
turndown – HTML to Markdown converter written in Javascript. (Source Code) MIT Javascript
Turtl – Totally private personal database and note taking app. (Source Code) GPL-3.0 CommonLisp
Wreeto – Wreeto is an open source note-taking, knowledge management and wiki system built on top of Ruby on Rails framework. (Source Code) AGPL-3.0 Ruby
Writing – Lightweight distraction-free text editor, in the browser (Markdown and LaTeX supported). No lag when writing. (Source Code) MIT Javascript

Office Suites

Collabora Online Development Edition – Collabora Online Development Edition (CODE) is a powerful LibreOffice-based online office that supports all major document, spreadsheet and presentation file formats, which you can integrate in your own infrastructure. (Source Code) MPL-2.0 C++
CryptPad – CryptPad is the zero knowledge realtime collaborative editor (rich-text, files, source-code, …). (Source Code) AGPL-3.0 Nodejs
EtherCalc – Web spreadsheet. (Source Code) CPAL-1.0/Other Nodejs
Etherpad – Etherpad is a highly customizable Open Source online editor providing collaborative editing in really real-time. (Demo, Source Code) Apache-2.0 Nodejs
Grist – Grist is a next-generation spreadsheet with relational structure, formula-based access control, and a portable, self-contained format. Alternative to Airtable. (Demo, Source Code) Apache-2.0 Nodejs/Python
Infinoted – Server for Gobby, a multi-platform collaborative text editor. (Source Code) MIT C++
ONLYOFFICE – Office suite that enables you to manage documents, projects, team and customer relations in one place. (Source Code) AGPL-3.0 Nodejs
PHPOffice – PHPOffice contains libraries which permits to write and read files from most office suites. LGPL-3.0 PHP
Rustpad – Efficient and minimal collaborative code editor, self-hosted, no database required. (Source Code) MIT Rust
WebODF – Tools and libraries to view and edit Open Document Format (ODF) files. (Source Code) AGPL-3.0 HTML5

Password Managers

Bitwarden ⚠ – Password manager with webapp, browser extension, and mobile app. (Source Code) AGPL-3.0 C#
keeweb – This webapp is a browser and desktop password manager compatible with KeePass databases. (Source Code) MIT HTML5
Padloc – A modern, open source password manager for individuals and teams. (Source Code) GPL-3.0 Nodejs
Passbolt – Password manager dedicated for managing passwords in a collaborative way on any Web server, using a MySQL database backend. (Source Code) AGPL-3.0 PHP
PassIt – Simple password manage with sharing features by group and user, but no administration interface. (Demo, Source Code) AGPL-3.0 Python
Passky – Simple, modern and open source password manager with website, browser extension, android and desktop application. (Demo, Source Code) GPL-3.0 PHP
PassWall – Open source password manager. AGPL-3.0 Go
Psono – A promising password managers fully featured for teams. (Demo, Source Code) Apache-2.0 Python
Shaark – All in one platform for your links, stories, passwords and albums. Built with Laravel and Vue.js. MIT PHP
sysPass – Multiuser password management system. (Demo, Source Code) GPL-3.0 PHP
Teampass – Password manager dedicated for managing passwords in a collaborative way. One symmetric key is used to encrypt all shared/team passwords and stored server side in a file and the database. works on any server Apache, MySQL and PHP. (Source Code) GPL-3.0 PHP
vaults – Password manager featuring client side AES-256 encryption, PBKDF2 hashing, vaults, password generation & more. GPL-3.0 PHP
Vaultwarden – Lightweight Bitwarden server API implementation written in Rust. GPL-3.0 Rust

Pastebins

0bin – Client side encrypted pastebin. (Demo) WTFPL Python
bepasty – A pastebin for all kinds of files. (Source Code) BSD-2-Clause Python
bin – A paste bin that’s actually minimalist. WTFPL/0BSD Rust
cryptonote – Simple open source web application that lets users encrypt and share messages that can only be read once. (Source Code) MIT Ruby
dogbin – The sexiest pastebin and URL shortener ever. MIT Kotlin
dpaste – Simple pastebin with multiple text and code option, with short url result easy to remember. (Source Code) MIT Docker
Drift – Self-hosted Github Gist clone. (Demo) MIT Nodejs
EdPaste – Self-hosted pastebin written in Laravel (PHP Framework). MIT PHP
ExBin – A pastebin with public/private snippets and netcat server. MIT Elixir
fiche – Command line pastebin, all you need is netcat. (Demo) MIT C
filite – A simple, light and standalone pastebin, URL shortener and file-sharing service. MIT Rust
FlashPaper – A one-time encrypted zero-knowledge password/secret sharing application focused on simplicity and security. No database or complicated set-up required. (Demo) MIT PHP
Hastebin – Open source pastebin. (This is a fork with extended maintenance). (Demo, Source Code) MIT Nodejs
LogPaste – Minimal pastebin web app that’s easy to self-host and persists data to any S3-compatible backend. (Demo) MIT Go
MicroBin – Simple, performant, configurable, entirely self-contained pastebin and URL shortener. BSD-3-Clause Rust
mkaczanowski pastebin – Simple, fast, feature-rich, standalone pastebin service. MIT Rust
mojopaste – Perl based pastebin. (Demo, Source Code) Artistic-2.0 Perl
MokinToken – Clientside encrypted pastebin using tweetnacl. Unlicense PHP
paaster – Paaster is a secure by default end-to-end encrypted pastebin built with the objective of simplicity. (Source Code) GPL-3.0 Docker
Paste – Paste is forked from the original source pastebin.com used before it was bought. (Source Code) GPL-3.0 PHP
Pastefy – Beautiful, simple and easy to deploy Pastebin with optional Client-Encryption, Multitab-Pastes, an API, a highlighted Editor and more. (Source Code, Clients) MIT Java
Pastila – Minimalistic paste service. Single page, zero click experience. (Source Code) Apache-2.0 SQL
pasty – Pasty is a fast and lightweight code pasting server. (Demo) MIT Go
pb – Lightweight pastebin (and url shortener) built using flask. GPL-3.0 Python
PrivateBin – PrivateBin is a minimalist, opensource online pastebin/discussion board where the server has zero knowledge of hosted data. (Demo, Source Code) Zlib PHP
prologic pastebin – Simple pastebin service with convenient api and CLI. (Demo) MIT Go
PurritoBin – Ultra fast, minimalistic, encrypted command line paste-bin, where the server has no knowledge of the paste data. ISC C++
rustypaste – A minimal file upload/pastebin service. MIT Rust
SharpPaste – Cross-platform C# pastebin with client-side AES-256 encryption that just works. MIT C#/NancyFX
Snibox – Code snippets manager with attractive tag-oriented interface. (Demo, Source Code) MIT Ruby
Snippet Box – Snippet Box is a simple self-hosted app for organizing your code snippets. It allows you to easily create, edit, browse and manage your snippets in various languages. MIT Nodejs
snipt – Long-term memory for coders. Share and store code snippets. MIT Python
SocksBin – Simple and fast terminal based pastebin, with optional code highlighting. No specific client required, all you need is netcat. GPL-3.0 Python
Spacebin – Text-sharing for the final frontier — Reliable Pastebin server in Golang and Fiber. Apache-2.0 Go
Stikked – Advanced and beautiful pastebin. GPL-3.0 PHP
Sup3rS3cretMes5age – Very simple (to deploy and to use) secret message service using Hashicorp Vault as a secrets storage. MIT Go
wantguns/bin – Minimal pastebin for both textual and binary files shipped in a single statically linked binary. (Demo) GPL-3.0 Rust
Wastebin – Lightweight, minimal and fast pastebin with an SQLite backend. (Demo) MIT Rust

Personal Dashboards

Related: Monitoring

Baby Buddy – Helps caregivers track baby sleep, feedings, diaper changes, and tummy time. (Demo) BSD-2-Clause Python
Dashboard – Minimalist homepage for organizing your web applications and bookmarks using JSON-files. MIT Nodejs/Docker
dashdot – A simple, modern server dashboard for smaller private servers. (Demo) MIT Nodejs/Docker
DashMachine – Another web application bookmark dashboard, with fun features. GPL-3.0 Python
Dashy – Feature-rich homepage for your homelab, with easy YAML configuration. (Demo) MIT Nodejs/Docker
Fenrus – A self hosted personal home page that allows for multiple users, guest access and multiple dashboards for each user. It also has «Smart Apps» which display live data for those apps. GPL-3.0 Nodejs
Flame – Flame is self-hosted startpage for your server. Easily manage your apps and bookmarks with built-in editors. MIT Nodejs
Habitica – Habit tracker app which treats your goals like a Role Playing Game. Previously called HabitRPG. (Source Code) GPL-3.0/CC-BY-SA-3.0 Nodejs
Heimdall – Heimdall is an elegant solution to organise all your web applications. (Source Code) MIT PHP
Hiccup – A beautiful static homepage to get to your links and services quickly. It has built-in search, editing, PWA support and localstorage caching to easily organize your start page. (Source Code) MIT HTML5
Homepage – Simple, standalone, self-hosted PHP page that is your window to your server and the web. MIT PHP
Homer – A dead simple static homepage to expose your server services, with an easy yaml configuration and connectivity check. Apache-2.0 HTML5
Jmz HomeProxy – A simple and clean dashboard for self hosted services. GPL-3.0 PHP
Jump – Yet another self-hosted startpage for your server designed to be simple, stylish, fast and secure. MIT PHP
LinkPage – LinkPage is a FOSS self-hosted alternative to link listing websites such as LinkTree and Campsite.bio. (Source Code) BSD-2-Clause Go
LittleLink Custom – Open-source, customizable, self-hosted alternative to services like Linktree and Manylink with an intuitive, easy to use user/admin interface. LittleLink Custom allows you to link all your social media platforms easily accessible on one page. (Demo, Source Code) GPL-3.0 PHP
Newtelco Tab – Beautiful dashboard and new tab launcher with support for App Shortcuts as well as GDrive, Contacts, and notes. (Demo) MIT Nodejs
Organizr – Organizr aims to be your one stop shop for your Servers Frontend. GPL-3.0 PHP
Personal management system – Central point for managing personal data (billings, payments, job holidays, notes etc.). (Demo) MIT PHP
simple-dash – A simple, fully responsive Dashboard to forward to the services of your choice. (Demo) MIT Javascript
Smashing – Smashing, the spiritual successor to Dashing, is a Sinatra based framework that lets you build excellent dashboards. It looks especially great on TVs. (Source Code) MIT Ruby
Web-Portal – A python web app designed to allow a easy way to manage the links to all of your web services. AGPL-3.0 Docker/Python
wger – Web-based personal workout, fitness and weight logger/tracker. It can also be used as a simple gym management utility and offers a full REST API as well. (Demo, Source Code) AGPL-3.0 Python
Your Spotify ⚠ – Allows you to record your Spotify listening activity and have statistics about them served through a Web application. MIT Nodejs/Docker

Photo and Video Galleries

Chevereto Free – Powerful and fast image hosting script that allows you to create your very own full featured image hosting website in just minutes. (Source Code) AGPL-3.0 PHP
Coppermine – Multilingual photo gallery that integrates with various bulletin boards. Includes upload approval and password protected albums. (Demo, Source Code) GPL-3.0 PHP
Damselfly – Fast server-based photo management system for large collections of images. Includes face detection, face & object recognition, powerful search, and EXIF Keyword tagging. Runs on Linux, MacOS and Windows. GPL-3.0 C#/.NET
Fussel – Fussel is a static photo gallery generator. Easily generate a reactive gallery and host the optimized static folder of assets. MIT Python
Gallery CSS – Gallery.css is all CSS. Think: Simple, maintainable and understandable galleries without the use of Javascript. (Source Code) MIT CSS
HomeGallery – Self-hosted open-source web gallery to browse personal photos and videos featuring tagging, mobile-friendly, and AI powered image discovery. (Demo, Source Code) MIT Nodejs
ImageStore – Self-hosted Google Photos alternative, with a very similar UI. (Demo) Apache-2.0 Nodejs/Docker
Immich – Self-hosted photo and video backup solution directly from your mobile phone. MIT Docker
LibrePhotos – Self hosted wannabe Google Photos clone, with a slight focus on cool graphs. MIT Python
Lychee – Open source grid and album based photo-management-system. (Source Code) MIT PHP
Mediagoblin – Free software media publishing platform that anyone can run. You can think of it as a decentralized alternative to Flickr, YouTube, SoundCloud, etc. (Source Code) AGPL-3.0 Python
MediaHut – A truly single-file, no-database, drop-in PHP media gallery. (Demo) MIT PHP
Mejiro – An easy-to-use PHP web application for instant photo publishing. GPL-3.0 PHP
Photato – Self-hosted photo gallery, accessible through a responsive WebUI. Directly uses and indexes a specific folder in the filesystem. AGPL-3.0 Java
Photo Stream – Minimalist self-hosted photo stream. (Demo) MIT Ruby
PhotoLight – The easiest photo gallery there is. GPL-3.0 PHP
Photonix – A new web-based photo management application with object recognition, location awareness, color analysis and other ML algorithms. (Demo, Source Code) AGPL-3.0 Python
PhotoPrism – Personal photo management powered by Go and Google TensorFlow. Browse, organize, and share your personal photo collection, using the latest technologies to automatically tag and find pictures. (Source Code) MIT Go
Photoview – A simple and user-friendly Photo Gallery for personal servers. It is made for photographers and aims to provide an easy and fast way to navigate directories, with thousands of high resolution photos. (Demo, Source Code) GPL-3.0 Go
PiGallery 2 – A directory-first photo gallery website, with a rich UI, optimised for running on low resource servers. (Source Code) MIT Docker/Nodejs
Piwigo – Photo gallery software for the web, built by an active community of users and developers. (Source Code) GPL-2.0 PHP
Quru Image Server – High performance dynamically resizing image server offering directory based access control cropping, rotation, color management and other tools. (Demo, Source Code) AGPL-3.0 Python
sigal – Yet another simple static gallery generator. MIT Python
UberGallery – UberGallery is an easy to use, simple to manage, web photo gallery. UberGallery does not require a database and supports JPEG, GIF and PNG file types. Simply upload your images and UberGallery will automatically generate thumbnails and output HTML. (Source Code) MIT PHP
Zenphoto – Open-source gallery and CMS project. (Source Code) GPL-2.0 PHP

Polls and Events

Related: Booking and Scheduling

Bitpoll – A web application for scheduling meetings and general polling. (Demo) GPL-3.0 Python
Calagator – Event aggregator. (Source Code) MIT Ruby
ClearFlask – Community-feedback tool for managing incoming feedback and prioritizing a public roadmap. Alternative to Canny, UserVoice, Upvoty. (Demo, Source Code) AGPL-3.0 Docker
Croodle – Croodle is an end-to-end encrypted web application to schedule a date or to do a poll on any topic. MIT Javascript
dudle – Online scheduling application. (Demo, Source Code) AGPL-3.0 Ruby
Feedka ⚠ – Open-source web application that can serve as a platform to get authentic, kindful, and constructive feedback from your friends, family, and co-workers. (Demo) AGPL-3.0 Ruby
Fider – Open source alternative to UserVoice for customer feedback. (Demo, Source Code) MIT Go
Framadate – Online service for planning an appointment or make a decision quickly and easily: Make a poll, Define dates or subjects to choose, Send the poll link to your friends or colleagues, Discuss and make a decision. (Demo, Source Code) CECILL-B PHP
Gancio – A shared agenda for local communities. (Demo, Source Code) AGPL-3.0 Nodejs
hitobito – A web application to manage complex group hierarchies with members, events and a lot more. (Demo, Source Code) AGPL-3.0 Ruby
JD Esurvey – Open source enterprise survey web application. (Source Code) AGPL-3.0 Java
Kyélà – Participation polls for group events. (Demo, Source Code) AGPL-3.0 PHP
LimeSurvey – Feature-rich Open Source web based polling software. Supports extensive survey logic. (Demo, Source Code) GPL-2.0 PHP
Meetable – Event aggregator. (Demo, Source Code) MIT PHP
Mobilizon – A federated tool that helps you find, create and organise events and groups. (Demo, Source Code) GPL-3.0 Elixir
Open Event Server – Enables organizers to manage events from concerts to conferences and meet-ups. GPL-3.0 Python
PHPBack – The open source feedback system. (Demo, Source Code) GPL-3.0 PHP

Proxy

imgproxy – Fast and secure standalone server for resizing and converting remote images. It works great when you need to resize multiple images on the fly without preparing a ton of cached resized images or re-doing it every time the design changes. (Source Code) MIT Go/Docker
inlets – Expose your local endpoints to the Internet – with a Kubernetes integration, Docker image and CLI available. MIT Go/Docker
iodine – IPv4 over DNS tunnel solution, enabling you to start up a socks5 proxy listener. (Source Code) ISC C
microproxy – Lightweight non-caching HTTP/HTTPS proxy server. MIT Go
Nginx Proxy Manager – Nginx Proxy Manager is an easy way to accomplish reverse proxying hosts with SSL termination. (Source Code) MIT Nodejs/Docker
Outline Server – A proxy server that runs a Shadowsocks instance for each access key and a REST API to manage the access keys. (Source Code) Apache-2.0 Docker/Nodejs
PHP-Proxy – Web proxy script built specifically to be fast, easy to modify and to support video sites such as YouTube. (Demo, Source Code) MIT PHP
Pomerium – An identity-aware reverse proxy, successor to now obsolete oauth_proxy. It inserts an OAuth step before proxying your request to the backend, so that you can safely expose your self-hosted websites to public Internet. (Source Code) Apache-2.0 Go
Pound – Light-weight reverse proxy and load balancer for HTTP/HTTPS. GPL-2.0 C
Privoxy – Non-caching web proxy with advanced filtering capabilities for enhancing privacy, modifying web page data and HTTP headers, controlling access, and removing ads and other obnoxious Internet junk. GPL-2.0 C
Redbird – A modern reverse proxy for node that includes cluster, HTTP2, LetsEncrypt, and Docker support. BSD-2-Clause Javascript
sish – Open source serveo/ngrok alternative providing HTTP(S)/WS(S)/TCP tunnels to localhost using only SSH. MIT Go
socks5-proxy-server – SOCKS5 proxy server with built-in authentication and Telegram-bot for user management and user statistics on data spent (handy when you pay per GB of data). It is dockerised and simple to install. Apache-2.0 Nodejs
SOCKS5Engine – Lightweight & resource-efficient SOCKS5 proxy server, optimized for high-load. AGPL-3.0 Go
Squid – Caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. It reduces bandwidth and improves response times by caching and reusing frequently-requested web pages. (Source Code) GPL-2.0 C
SWAG (Secure Web Application Gateway) – Nginx webserver and reverse proxy with PHP support, built-in Certbot (Let’s Encrypt) client and fail2ban integration. GPL-3.0 Docker
Tinyproxy – Light-weight HTTP/HTTPS proxy daemon. (Source Code) GPL-2.0 C
Traefik – Træfɪk is a modern HTTP reverse proxy and load balancer made to deploy microservices with ease. It supports several backends (Docker, Swarm, Mesos/Marathon, …) to manage its configuration automatically and dynamically. (Source Code) MIT Go

Read-it-later Lists

Readflow – Lightweight news reader with modern interface and features: full-text search, automatic categorization, archiving, offline support, notifications… (Source Code) MIT Go
Wallabag – Wallabag, formerly Poche, is a web application allowing you to save articles to read them later with improved readability. (Source Code) MIT PHP

Recipe Management

Groceri.es – Web-based application to manage your recipes and plan your meals ahead. groceri.es keeps track of your menu plans and generates a groceries list for you. (Source Code) MIT Python
kcal – Track nutritional information about foods and recipes, set goals, and record a food journal to help along the way. Kcal is a personal system that focuses on direct control of inputs and a minimal, easy to use recipe presentation for preparing meals. (Demo) MPL-2.0 PHP
Mealie – Material design inspired recipe manager with category and tag management, shopping-lists, meal-planner, and site customizations. Mealie is focused on simple user interactions to keep the whole family using the app. (Source Code) MIT Python
RecipeSage – A recipe keeper, meal plan organizer, and shopping list manager that can import recipes directly from any URL. (Demo) AGPL-3.0 Nodejs
Tandoor Recipes – Django application to manage, tag and search recipes using either built-in models or external storage providers hosting PDFs, Images or other files. (Demo, Source Code) MIT Python

Resource Planning

farmOS – Web-based farm record keeping application. (Source Code) GPL-2.0 PHP
grocy – ERP beyond your fridge – grocy is a web-based self-hosted groceries & household management solution for your home. (Demo, Source Code) MIT PHP
Tania – Tania is a free and open source farming management system for everyone. You can manage your areas, reservoirs, farm tasks, inventories, and the crop growing progress. Apache-2.0 Go

Resource Planning – Enterprise Resource Planning

Dolibarr – Dolibarr ERP CRM is a modern software package to manage your company or foundation activity (contacts, suppliers, invoices, orders, stocks, agenda, accounting, …). (Demo, Source Code) GPL-3.0-or-later PHP
ERPNext – Free open source ERP system. (Source Code) GPL-3.0 Python
LedgerSMB – Integrated accounting and ERP system for small and midsize businesses, with double entry accounting, budgeting, invoicing, quotations, projects, orders and inventory management, shipping and more. (Demo, Source Code) GPL-2.0 Perl
Odoo – Free open source ERP system. (Demo, Source Code) LGPL-3.0 Python
OFBiz – FOSS enterprise resource planning system with a suite of business applications flexible enough to be used across any industry. (Source Code) Apache-2.0 Java
Tryton – Free open source business solution. (Demo, Source Code) GPL-3.0 Python

Search Engines

Gigablast – Open-source search engine. (Source Code) Apache-2.0 C++
Jina – Cloud-native neural search framework for any kind of data. Apache-2.0 Python
librengine – Private web search engine. GPL-3.0 C++
MeiliSearch – Ultra relevant, instant and typo-tolerant full-text search API. (Source Code) MIT Rust
OpenSearch – Open source distributed and RESTful search engine. (Source Code) Apache-2.0 Java
Searx – Privacy-respecting, hackable metasearch engine. (Demo, Source Code) AGPL-3.0 Python
sist2 – Lightning-fast file system indexer and search tool. (Demo) GPL-3.0 C
Typesense – Blazing fast, typo-tolerant open source search engine optimized for developer happiness and ease of use. (Source Code) GPL-3.0 C++
Whoogle ⚠ – A self-hosted, ad-free, privacy-respecting metasearch engine. MIT Python
Yacy – Peer based, decentralized search engine server. (Source Code) GPL-2.0 Java
ZincSearch – A lightweight alternative to elasticsearch that requires minimal resources, written in Go. (Demo, Source Code) Apache-2.0 Go

Self-hosting Solutions

Ansible-NAS – Build a full-featured home server with this playbook and an Ubuntu box. MIT YAML/Docker
Bitsii Bridge ⚠ – Easy to install self-hosting platform for Windows, MacOS, and Linux. Depends on a dynamic DNS provider and Let’s Encrypt. (Source Code) MPL-2.0 Java/Other
Cloudbox – Ansible-based solution for rapidly deploying a Docker containerized cloud media server. (Source Code) GPL-3.0 Shell/Ansible
DietPi – Minimal Debian OS optimized for single-board computers, which allows you to easily install and manage several services for selfhosting at home. (Source Code) GPL-2.0 Shell
DockSTARTer – DockSTARTer helps you get started with home server apps running in Docker. (Source Code) MIT Shell
FLAP – Low maintenance framework to manage self-hosted services. (Source Code) AGPL-3.0 Docker/Shell
FreedomBox – Community project to develop, design and promote personal servers running free software for private, personal, communications. (Source Code) AGPL-3.0 Python/Other
HomelabOS – Your very own offline-first privacy-centric open-source data-center. Deploy over 100 services with a few commands. (Source Code) MIT Docker
LibreServer – Home server configuration based on Debian. (Source Code) AGPL-3.0 Shell
Mars Server – Managed home server with Docker, Docker Compose, Make and Bash. MIT Docker
NextCloudPi – Nextcloud preinstalled and preconfigured, with a text and web management interface and all the tools needed to self host private data. With installation images for Raspberry Pi, Odroid, Rock64, Docker, and a curl installer for Armbian/Debian. GPL-2.0-or-later Bash/PHP
OpenMediaVault – OpenMediaVault is the next generation network attached storage (NAS) solution based on Debian Linux. It contains services like SSH, (S)FTP, SMB/CIFS, DAAP media server, RSync, BitTorrent client and many more. (Source Code) GPL-3.0 PHP
Sandstorm – Personal server for running self-hosted apps easily and securely. (Demo, Source Code) Apache-2.0 C++/Other
sovereign – Set of Ansible playbooks to build and maintain your own private cloud: email, calendar, contacts, file sync, IRC bouncer, VPN, and more. GPL-3.0 YAML/Other
Syncloud – Your own online file storage, social network or email server. (Source Code) GPL-3.0 Python/Other
UBOS – Linux distro that runs on indie boxes (personal servers and IoT devices). Single-command installation and management of apps – Jenkins, Mediawiki, Owncloud, WordPress, etc., and other features. GPL-3.0 Perl/Other
WikiSuite – The most comprehensive and integrated Free / Libre / Open Source enterprise software suite. (Source Code) GPL-3.0/LGPL-2.1/Apache-2.0/MPL-2.0/MPL-1.1/MIT/AGPL-3.0 ClearOS
xsrv – Install and manage self-hosted services/applications, on your own server(s). (Source Code) GPL-3.0 Shell/Ansible
YunoHost – Server operating system aiming to make self-hosting accessible to everyone. (Demo, Source Code) AGPL-3.0 Python/Other

Software Development

Software Development – API Management

DreamFactory – Turns any SQL/NoSQL/Structured data into Restful API. (Source Code) Apache-2.0 PHP
form.io – A REST API building platform that utilizes a drag & drop form builder, and is application framework agnostic. Contains open source and enterprise version. (Demo, Source Code) MIT Nodejs
Fusio – Open-source API management platform which helps to build and manage REST APIs. (Demo, Source Code) AGPL-3.0 PHP
Hapttic – Simple HTTP server that forwards all requests to a shell script to handle webhooks you receive. Apache-2.0 Go
Hasura – Fast, instant realtime GraphQL APIs on Postgres with fine grained access control, also trigger webhooks on database events. (Source Code) Apache-2.0 Haskell
Hoppscotch – A free, fast and beautiful API request builder. (Source Code) MIT Nodejs/Vue/Nuxt
Kong – The World’s Most Popular Open Source Microservice API Gateway and Platform. (Source Code) Apache-2.0 Lua
Lura – Open source High-Performance API Gateway. (Source Code) Apache-2.0 Go
Para – Flexible and modular backend framework/server for object persistence, API development and authentication. (Source Code) Apache-2.0 Java
Pizzly – Open-source API Integrations Manager that provides everything a developer needs to interact with OAuth based APIs. MIT Nodejs
Tyk – Fast and scalable open source API Gateway. Out of the box, Tyk offers an API Management Platform with an API Gateway, API Analytics, Developer Portal and API Management Dashboard. (Source Code) MPL-2.0 Go

Software Development – Bug Trackers

Please visit Ticketing

Software Development – Continuous Integration & Deployment

Please visit awesome-sysadmin/Continuous Integration & Continuous Deployment

Software Development – FaaS & Serverless

Serverless computing – Wikipedia

Appwrite – End to end backend server for web, native, and mobile developers 🚀. (Source Code) BSD-3-Clause PHP
fx – A tool to help you do Function as a Service with painless on your own servers. MIT Go
IronFunctions – The serverless microservices platform by iron.io. Apache-2.0 Go
LocalStack – LocalStack is a fully functional local AWS cloud stack. This includes Lambda for serverless computation. (Source Code) Apache-2.0 Python/Other
OpenFaaS – Serverless Functions Made Simple for Docker & Kubernetes. (Source Code) MIT Go
Trusted-CGI – Lightweight self-hosted lambda/applications/cgi/serverless-functions platform. MIT Go

Software Development – IDE & Tools

Appsmith – Cloud or self-hosted open-source platform to build admin panels, CRUD apps and workflows. Build everything you need, 10x faster. (Source Code) Apache-2.0 Java/Docker
Atheos – Web-based IDE framework with a small footprint and minimal requirements, continued from Codiad. (Source Code) MIT PHP
Babelfish – Self-hosted server for source code parsing. It can parse any file, in any supported language, extract an Abstract Syntax Tree from it, and convert it to a Universal Abstract Syntax Tree which can enable further analysis and transformation. GPL-3.0 Go
Budibase – Build and automate internal tools, admin panels, dashboards, CRUD apps, and more, in minutes. Budibase is the open source alternative to Outsystems, Retool, Mendix, Appian. (Source Code) GPL-3.0 Nodejs
Coder – Visual Studio Code in the browser, hosted on a remote server. (Source Code) MIT Nodejs/Docker
Eclipse Che – Open source workspace server and cloud IDE. (Source Code) EPL-1.0 Docker/Java
Gitpod – Online IDE for GitHub and GitLab. (Demo, Source Code) EPL-2.0 Go/Docker
Hakatime – WakaTime server implementation with analytics dashboard. Unlicense Haskell
HttPlaceholder – Quickly mock away any webservice using HttPlaceholder. HttPlaceholder lets you specify what the request should look like and what response needs to be returned. MIT C#
ICEcoder – ICEcoder is a web IDE / browser based code editor, which allows you to develop websites directly within the web browser. (Demo, Source Code) MIT PHP
JS Bin – Open source collaborative web development debugging tool. (Source Code) MIT Nodejs
Judge0 CE – Open source API to compile and run source code. (Source Code) GPL-3.0 Ruby
JupyterLab – Web-based environment for interactive and reproducible computing. (Demo, Source Code) BSD-3-Clause Python/Docker
Lowdefy – Build internal tools, BI dashboards, admin panels, CRUD apps and workflows in minutes using YAML / JSON on an self-hosted, open-source platform. Connect to your data sources, host via Serverless, Netlify or Docker. (Source Code) Apache-2.0 Nodejs
ML Workspace – All-in-one web-based IDE for machine learning and data science. Apache-2.0 Docker
Motor Admin – No-code admin panel and business intelligence software – search, create, update, and delete data entries, create custom actions, and build reports. (Demo, Source Code) AGPL-3.0 Ruby
Regexr – RegExr is a HTML/JS based tool for creating, testing, and learning about Regular Expressions. (Source Code) MIT Nodejs
RStudio Server – Web browser based IDE for R. (Source Code) AGPL-3.0 Java/C++
Slingcode – Web app IDE and computing platform in a single static HTML file. (Demo, Source Code) MIT HTML
sourcegraph – Sourcegraph is a fast, open-source, fully-featured code search and navigation engine written in Go. (Source Code) Apache-2.0 Go
ToolJet – ToolJet is the open-source low-code framework alternative to Retool & Mendix to build & deploy internal tools with minimal engineering effort. (Source Code) GPL-3.0 Nodejs
Wakapi – Tracking tool for coding statistics, compatible with WakaTime. (Source Code) GPL-3.0 Go

Software Development – Localization

Accent – Open-source, self-hosted, developer-oriented translation tool. (Source Code) BSD-3-Clause Elixir
Localizer – Free self-hosted open-source crowd-translating service for your product. (Demo, Source Code) MIT Nodejs/Docker
Pootle – Online translation and localization tool. (Source Code) GPL-3.0 Python
Tolgee – Developer & translator friendly web-based localization platform enabling users to translate directly in the app they develop. (Source Code) Apache-2.0 Docker/Java
Traduora – Translation management platform for teams. (Source Code) AGPL-3.0 Docker/Nodejs
Weblate – Web-based translation tool with tight version control integration. (Demo, Source Code) GPL-3.0 Python
Zanata – Web-based translation platform for translators, content creators and developers to manage localisation projects. (Source Code) GPL-2.0 Java

Software Development – Project Management

Bonobo Git Server – Set up your own self hosted git server on IIS for Windows. Manage users and have full control over your repositories with a nice user friendly graphical interface. (Source Code) MIT C#
Fossil – Distributed version control system featuring wiki and bug tracker. BSD-2-Clause-FreeBSD C
Git WebUI – Standalone web based user interface for git repositories. Apache-2.0 Python
Gitblit – Pure Java stack for managing, viewing, and serving Git repositories. (Source Code) Apache-2.0 Java
gitbucket – Easily installable GitHub clone powered by Scala. (Source Code) Apache-2.0 Scala/Java
Gitea – Community managed fork of Gogs, lightweight code hosting solution. (Demo, Source Code) MIT Go
GitLab – Self Hosted Git repository management, code reviews, issue tracking, activity feeds and wikis. (Demo, Source Code) MIT Ruby
Gitlist – Web-based git repository browser – GitList allows you to browse repositories using your favorite browser, viewing files under different revisions, commit history and diffs. (Source Code) BSD-3-Clause PHP
Gitolite – Gitolite allows you to setup git hosting on a central server, with fine-grained access control and many more powerful features. (Source Code) GPL-2.0 Perl
GitPrep – Portable Github clone. (Demo) Artistic-2.0 Perl
Gogs – Painless self-hosted Git Service written in Go. (Demo, Source Code) MIT Go
Kallithea – Source code management system that supports two leading version control systems, Mercurial and Git, with a web interface. (Source Code) GPL-3.0 Python
Klaus – Simple, easy-to-set-up Git web viewer that Just Works. ISC Python
Lavagna – Lavagna is an open-source issue/project management tool designed for small teams. Lightweight, pure Java, easy to install, easy to use. (Source Code) GPL-3.0 Java
Lazylead ⚠ – Eliminate the annoying work within ticketing systems (Jira, GitHub, Trello). Allows to automate daily actions like tickets fields verification, email notifications by JQL/GQL, meeting requests to your (or teammates) calendar. (Source Code) MIT Ruby
Leantime – Leantime is a lean project management system for small teams and startups helping to manage projects from ideation through delivery. (Source Code) GPL-2.0 PHP
Microgit – Git hosting service made in Crystal and Lucky. MIT Crystal
Octobox ⚠ – Take back control of your GitHub Notifications. (Source Code) AGPL-3.0 Ruby
OneDev – All-In-One DevOps Platform. With Git Management, Issue Tracking, and CI/CD. Simple yet Powerful. (Source Code) MIT Java
OpenProject – OpenProject is a web-based project management system. (Source Code) GPL-3.0 Ruby
Pagure – A lightweight, powerful, and flexible git-centric forge with features laying the foundation for federated and decentralized development. (Demo) GPL-2.0 Python
Party Poker – Agile / Scrum Planning Poker WebApp. Estimate User Stories in real time. (Demo) MIT C#
Phproject – High performance full-featured project management system. (Source Code) GPL-3.0 PHP
ProjeQtOr – A complete, mature, multi-user project management system with extensive functionality for all phases of a project. (Demo, Source Code) AGPL-3.0 PHP
Re:Backlogs – Project management and collaboration tool powered by Ruby on Rails & VueJS. (Demo) MIT Ruby
Redmine – Redmine is a flexible project management web application. (Demo, Source Code) GPL-2.0 Ruby
RhodeCode – RhodeCode is an open source platform for software development teams. It unifies and simplifies repository management for Git, Subversion, and Mercurial. (Source Code) AGPL-3.0 Python
SCM Manager – The easiest way to share and manage your Git, Mercurial and Subversion repositories over http. (Source Code) BSD-3-Clause Java
Taiga – Agile Project Management Tool based on the Kanban and Scrum methods. (Source Code) AGPL-3.0 Python
Titra – Time-tracking solution for freelancers and small teams. (Source Code) GPL-3.0 Javascript
Trac – Trac is an enhanced wiki and issue tracking system for software development projects. BSD-3-Clause Python
Tuleap – Tuleap is a libre suite to plan, track, code and collaborate on software projects. (Source Code) GPL-2.0 PHP
UVDesk – UVDesk community is a service oriented, event driven extensible opensource helpdesk system that can be used by your organization to provide efficient support to your clients effortlessly whichever way you imagine. (Demo, Source Code) MIT PHP
ZenTao – An agile(scrum) project management system/tool. (Demo, Source Code) ZPL-1.2 PHP

Software Development – UX Testing

DeepfakeHTTP – A web server that uses HTTP dumps as a source for responses. MIT Java
Selenoid – Lightweight Selenium hub implementation launching browsers within Docker containers. (Source Code) Apache-2.0 Go
Sorry Cypress – Alternative open-source dashboard for the Cypress browser automation framework, featuring unlimited parallelization, recording and debugging of tests. (Demo, Source Code) MIT Typescript
Uier – Codeless or low-code User Experience test editing and management using Selenium to perform testing or UI automation. Uier tends to be a free self hostable alternative to Applitools, Endtest, Ghost Inspector, Usetrace, Screenster and many others. Apache-2.0 Nodejs

Static Site Generators

Static site generators are not listed within this list. Please visit staticsitegenerators.net, staticgen.com

Status / Uptime pages

Please visit awesome-sysadmin/Status Pages

cState – Static status page for hyperfast Hugo. Clean design, minimal JS, super light HTML/CSS, high customization, optional admin panel, read-only API, IE8+. Best used with Netlify, Docker. (Demo) MIT Go
s.Status – Open-source server status page written in java. MPL-2.0 Java
Uptime Kuma – Self-hosted website monitoring tool like «Uptime Robot». (Demo) MIT Nodejs

Task Management & To-do Lists

Focalboard – An open source, self-hosted alternative to Trello, Notion, and Asana. It helps define, organize, track and manage work across individuals and teams. (Source Code, Clients) MIT/AGPL-3.0/Apache-2.0 Nodejs/Go
Kanbana – Create boards to track users and projects from flat markdown files. Forked from Crepido. MIT Nodejs
Kanboard – Simple and open source visual task board. (Source Code) MIT PHP
myTinyTodo – Simple way to manage your todo list in AJAX style. Uses PHP, jQuery, SQLite/MySQL. GTD compliant. (Demo, Source Code) GPL-2.0 PHP
Nullboard – Single-page minimalist kanban board; compact, highly readable and quick to use. BSD-2-Clause Javascript
Planka – Open source Trello alternative. (Demo, Source Code) MIT Nodejs
Restyaboard – Open source Trello-like kanban board. OSL-3.0 PHP
Task Keeper – List editor for power users, backed by a self-hosted server. Apache-2.0 Scala
TaskBoard – Kanban-inspired app for keeping track of things that need to get done. (Demo, Source Code) MIT PHP
Taskfreak – Simple but efficient web based task manager written in PHP. GPL-3.0 PHP
Taskord – Get things done socially with community of makers. MIT PHP
tasks.php – Simple task/todo list that uses a JSON text file for the tasks. MIT PHP
Tasks – Simple tasks and notes manager written in PHP, jQuery and Bootstrap using a custom flat file database. MPL-2.0 PHP
Taskwarrior – Taskwarrior is Free and Open Source Software that manages your TODO list from your command line. It is flexible, fast, efficient, and unobtrusive. It does its job then gets out of your way. (Source Code) MIT C++
todo – Simple todo list manager. (Demo) MIT Go
todoMini – Mobile friendly zero-feature TODO list web app. Unix philosophy. (Demo, Source Code) GPL-3.0 PHP/Java
Tracks – Web-based application to help you implement David Allen’s Getting Things Done™ methodology. (Source Code) GPL-2.0 Ruby
Vikunja – The to-do app to organize your life. (Demo, Source Code) GPL-3.0 Go
Wekan – Open-source Trello-like kanban. (Source Code) MIT Nodejs

Ticketing

Bugzilla – General-purpose bugtracker and testing tool originally developed and used by the Mozilla project. MPL-2.0 Perl
Bumpy Booby – Simple, responsive and highly customizable PHP bug tracking system. (Source Code) MIT PHP
django-todo – Pluggable, multi-user, multi-group, multi-list todo and ticketing system – a reusable app designed to be dropped into any existing Django project. (Source Code) BSD-3-Clause Python/Django
Erxes – Marketing, sales, and customer service platform designed to help businesses attract more engaged customers. (Demo, Source Code) GPL-3.0 Javascript
Flyspray – Uncomplicated, web-based bug tracking system. (Source Code) GPL-2.0 PHP
FreeScout – Open source clone of Help Scout: email-based customer support application, help desk and shared mailbox. AGPL-3.0 PHP
GlitchTip – Open source error-tracking app. GlitchTip collects errors reported by your app. (Source Code) MIT Python
Helpy – Helpy is a modern, open source helpdesk customer support application. Features include knowledgebase, community discussions and support tickets integrated with email. (Demo, Source Code) MIT Ruby
HuBoard ⚠ – Instant project management for your GitHub issues (Connects directly GitHub API). MIT Ruby
MantisBT – Self hosted bug tracker, fits best for software development. (Demo, Source Code) GPL-2.0 PHP
OpenSupports – Multi language ticket system with FAQ, role management, metrics and canned response features. (Demo, Source Code) GPL-3.0 PHP
osTicket – Manage, organize and archive all your support requests and responses in one place. (Source Code) GPL-2.0 PHP
OTOBO – Flexible web-based ticketing system used for Customer Service, Help Desk, IT Service Management. (Demo, Source Code) GPL-3.0 Perl
Pachno – Bring your team together to design, build and deliver your project with a tool that works with you and your team, and adapts when you need to. (Source Code) MPL-2.0 PHP
Request Tracker – An enterprise-grade issue tracking system. (Source Code) GPL-2.0 Perl
Roundup Issue Tracker – A simple-to-use and -install issue-tracking system with command-line, web, REST, XML-RPC, and e-mail interfaces. Designed with flexibility in mind – not just another bug tracker. (Source Code) MIT/ZPL-2.0 Python
Trudesk – Trudesk is an open-source help desk/ticketing solution. (Source Code) Apache-2.0 Nodejs
Zammad – Easy to use but powerful open-source support and ticketing system. (Source Code) AGPL-3.0 Ruby

Time Trackers

ActivityWatch – An app that automatically tracks how you spend time on your devices. (Source Code) MPL-2.0 Python
Kimai – Kimai is a free & open source timetracker. It tracks work time and prints out a summary of your activities on demand. (Demo, Source Code) MIT PHP
TimeTagger – An open source time-tracker based on an interactive timeline and powerful reporting. (Demo, Source Code) GPL-3.0 Python

URL Shorteners

Before hosting one, please see shortcomings of URL shorteners.

Blink – Easy-to-host, SSO-integrated, CDN-powered link shortener (+decoupled analytics) for teams. (Source Code) AGPL-3.0 Nodejs
goshorly – An easy self-hosted Link shortener in Golang with Redis <3. MIT Go
Kutt – A modern URL shortener with support for custom domains. (Source Code) MIT Nodejs
liteshort – User-friendly, actually lightweight, and configurable URL shortener. (Demo) MIT Python
Lstu – Lightweight URL shortener. WTFPL Perl
Polr – Modern, minimalist, modular, and lightweight URL shortener. (Source Code) GPL-2.0 PHP
reduc.io – URL shortener service written in Scala, using Akka-Http and Redis. MIT Scala
ReducePy – URL shortener service using Tornado and Redis runs on Docker and Kubernetes. MIT Python
schort – No login, no javascript, just short links. CC0-1.0 Python
Shlink – URL shortener with REST API and command line interface. Includes official progressive web application and docker images. (Source Code, Clients) MIT PHP
shorturl – Simple URL shortener with very tiny URLs. (Demo) MIT Go
Simple-URL-Shortener – KISS URL shortener, public or private (with account). Minimalist and lightweight. No dependencies. (Demo) MIT PHP
Simply Shorten – A simple URL shortener that just shortens links. MIT Java
url-shortener ⚠ – Shitty url shortener, emoji and AI powered. MIT Nodejs
YOURLS – YOURLS is a set of PHP scripts that will allow you to run Your Own URL Shortener. Features include password protection, URL customization, bookmarklets, statistics, API, plugins, jsonp. (Source Code) MIT PHP

BookStack – BookStack is a simple, self-hosted, easy-to-use platform for organizing and storing information. It allows for documentation to be stored in a book like fashion. (Demo, Source Code) MIT PHP
Cowyo – Cowyo is a feature-rich wiki for minimalists. (Demo) MIT Go
django-wiki – Wiki system with complex functionality for simple integration and a superb interface. Store your knowledge with style: Use django models. (Demo) GPL-3.0 Python
Documize – Modern Docs + Wiki software with built-in workflow, single binary executable, just bring MySQL/Percona. (Source Code) AGPL-3.0 Go
Dokuwiki – Easy to use, lightweight, standards-compliant wiki engine with a simple syntax allowing reading the data outside the wiki. All data is stored in plain files, therefore no database is required. (Source Code) GPL-2.0 PHP
Gitit – Wiki program that stores pages and uploaded files in a git repository, which can then be modified using the VCS command line tools or the wiki’s web interface. GPL-2.0 Haskell
Gollum – Simple, Git-powered wiki with a sweet API and local frontend. MIT Ruby
jingo – Git based wiki engine written for node.js, with a decent design, a search capability and good typography. MIT Nodejs
Mediawiki – MediaWiki is a free and open-source wiki software package written in PHP. It serves as the platform for Wikipedia and the other Wikimedia projects, used by hundreds of millions of people each month. (Demo, Source Code) GPL-2.0 PHP
MoinMoin – Advanced, easy to use and extensible WikiEngine with a large community of users. (Source Code) GPL-2.0 Python
Outline ⚠ – An open, extensible, wiki for your team. (Source Code) BSD-3-Clause Nodejs
Pepperminty Wiki – Complete markdown-powered wiki contained in a single PHP file. (Demo) MPL-2.0 PHP
PineDocs – Simple, fast, customizable and lightweight site for browsing files. GPL-3.0 PHP
PmWiki – Wiki-based system for collaborative creation and maintenance of websites. GPL-3.0 PHP
Raneto – Raneto is an open source Knowledgebase platform that uses static Markdown files to power your Knowledgebase. MIT Nodejs
TiddlyWiki – Reusable non-linear personal web notebook. (Source Code) BSD-3-Clause Nodejs
Tiki – Wiki CMS Groupware with the most built-in features. (Demo, Source Code) LGPL-2.1 PHP
TWiki – TWiki is a Perl-based structured wiki application, typically used to run a collaboration platform, knowledge or document management system, a knowledge base, or team portal. (Demo, Source Code) GPL-1.0 Perl
WackoWiki – WackoWiki is a light and easy to install multilingual Wiki-engine. (Source Code) BSD-3-Clause PHP
Wiki.js – Modern, lightweight and powerful wiki app using Git and Markdown. (Demo, Source Code) AGPL-3.0 Nodejs
wiki – Simple Markdown based wiki engine. (Demo) MIT Go
WiKiss – Wiki, simple to use and install. (Source Code) GPL-2.0 PHP
Wikmd – Modern and simple file based wiki that uses Markdown and Git. MIT Python
XWiki – Second generation wiki that allows the user to extend its functionalities with a powerful extension-based architecture. (Demo, Source Code) LGPL-2.1 Java
Zim – Graphical text editor used to maintain a collection of wiki pages. Each page can contain links to other pages, simple formatting and images. (Source Code) GPL-2.0 Python

List of Licenses

0BSD – BSD Zero-Clause Licence
AAL – Attribution Assurance License
AGPL-3.0 – GNU Affero General Public License 3.0
AGPL-3.0-only – GNU Affero General Public License 3.0 only
Apache-2.0 – Apache, Version 2.0
APSL-2.0 – Apple Public Source License, Version 2.0
Artistic-2.0 – Artistic License Version 2.0
Beerware – Beerware License
BSD-2-Clause – BSD 2-clause «Simplified»
BSD-2-Clause-FreeBSD – BSD 2-Clause FreeBSD License
BSD-3-Clause – BSD 3-Clause «New» or «Revised»
BSD-3-Clause-Attribution – BSD with attribution
BSD-4-Clause – BSD 4-clause «Original»
CC-BY-SA-3.0 – Creative Commons Attribution-ShareAlike 3.0 International License
CC-BY-SA-4.0 – Creative Commons Attribution-ShareAlike 4.0 International License
CC0-1.0 – Public Domain
CDDL-1.0 – Common Development and Distribution License
CECILL-B – CEA CNRS INRIA Logiciel Libre
CPAL-1.0 – Common Public Attribution License Version 1.0
ECL-2.0 – Educational Community License, Version 2.0
EPL-1.0 – Eclipse Public License, Version 1.0
EPL-2.0 – Eclipse Public License, Version 2.0
EUPL-1.2 – European Union Public License 1.2
GFDL-1.1-only – GNU Free Documentation License v1.1
GFDL-1.1-or-later – GNU Free Documentation License v1.1
GFDL-1.2-only – GNU Free Documentation License v1.2
GFDL-1.2-or-later – GNU Free Documentation License v1.2
GFDL-1.3-only – GNU Free Documentation License v1.3
GFDL-1.3-or-later – GNU Free Documentation License v1.3
GPL-1.0 – GNU General Public License
GPL-2.0 – GNU General Public License 2.0
GPL-2.0-or-later – GNU General Public License v2.0 or later
GPL-3.0-only – GNU General Public License v3.0 only
GPL-3.0-or-later – GNU General Public License v3.0 or later
GPL-3.0 – GNU General Public License 3.0
IPL-1.0 – IBM Public License
ISC – Internet Systems Consortium License
LIL-1.0 – The Lil License v1
LGPL-2.1 – Lesser General Public License 2.1
LGPL-3.0 – Lesser General Public License 3.0
MIT – MIT License
MPL-1.1 – Mozilla Public License Version 1.1
MPL-2.0 – Mozilla Public License
OSL-3.0 – Open Software License 3.0
Other – Various Free and Open-Source licenses
Sendmail – Sendmail License
Unlicense – The Unlicense
WTFPL – Do What the Fuck You Want to Public License
Zlib – Zlib/libpng License
ZPL-1.2 – Zope Public License 1.2
ZPL-2.0 – Zope Public License 2.0

Anti-features

⚠ – Depends on a proprietary service outside the user’s control

External Links

Awesome Big Data – Curated list of awesome big data frameworks, resources and other awesomeness.
Awesome Public Datasets – List of high quality, topic-centric public data sources.
Awesome Sysadmin – Curated list of amazingly awesome open source sysadmin resources.
Lists of software aimed at privacy and decentralization in some form: PRISM Break, privacytools.io, Alternative Internet, Libre Projects
Easy Indie App – Apps that can be self-hosted in a few clicks.
Dynamic Domain Name services: Afraid.org, Pagekite
Communities/forums: /r/selfhosted, IndieWeb
Mirrors: GitHub.com, Gitlab.com
Track Awesome Selfhosted – Get the latest updates of awesome-selfhosted.