A list of open source projects with links to contribute or donate.
This list is a work in progress. I'm sure I'm missing many great projects. Feel free to send a pull request (just make sure it has a contribution/donation/both link)!
You don't have to be a developer to contribute to your favorite open source projects. Check out this great guide to learn more about other ways you can contribute.
- Audio Editors
- Audio Players
- Documents
- Developer Tools
- Foundations
- FTP Clients
- Graphics
- Multimedia
- Networking
- OS/Distributions
- Other
- Password Managers
- Social
- Text Editors
- Video Software
- Web Browsers
- Audacity - cross-platform audio software for multi-track recording and editing
Contribute Donate
- Clementine - modern music player and library organizer
Contribute - MPD - free and open music player server
Contribute - OooPlayer - Lightweight music player for Windows
Contribute Donate - Rhythmbox - integrated music management application
Contribute Donate
- Etherpad - web-based collaborative real-time editor
Contribute Donate - Evince - document viewer for multiple document formats
Contribute Donate - LibreOffice - office suite
Contribute Donate - Sumatra PDF - free and open-source document viewer
Contribute
- Ansible - radically simple IT automation platform
Contribute - ConEmu - free and open-source tabbed terminal emulator for Windows
Contribute Donate - Flutter - mobile app SDK to help developers and designers build modern mobile apps for iOS and Android
Contribute - Fossil - simple, high-reliability, distributed software configuration management system
Contribute - Git - distributed version control system
Contribute Donate - GitLab - web-based Git repository manager with wiki and issue tracking features
Contribute Donate - Mosh - remote terminal application that allows roaming, supports intermittent connectivity, and provides intelligent local echo and line
editing of user keystrokes
Contribute - Node-RED - programming tool for wiring together hardware devices, APIs and online services in new and interesting ways
Contribute - PuTTy - free and open-source terminal emulator
Contribute Donate - Rancher - a complete container management platform
Contribute - VirtualBox - free and open-source hypervisor
Contribute
- Dovecot - IMAP and POP3 email server for Linux/UNIX-like systems
Contribute Donate - Mail-in-a-box - one-click, easy-to-deploy SMTP+everything else server
Contribute - Mailu - simple yet full-featured mail server as a set of Docker images
Contribute - Mutt - text-based mail client for Unix operating systems
Contribute - NeoMutt - command line mail reader
Contribute Donate
- Apache Software Foundation - non-profit corporation to support Apache software project
Donate - Blender Foundation - nonprofit organization responsible for the development of Blender, an open source 3D content-creation program
Donate - The Document Foundation - non-profit organization that promotes open-source document handling software
Donate - Django Software Foundation - non-profit organization to promote, support, and advance the Django Web framework
Donate - Eclipse Foundation not-for-profit corporation that acts as the steward of Eclipse
Donate - Electronic Frontier Foundation - international non-profit digital rights group
Donate - Free Software Foundation - non-profit organization to support the free software movement
Donate - GNOME Foundation - non-profit organization that coordinates the efforts in the GNOME project
Donate - Internet Archive - non-profit digital library offering free universal access to books, movies & music, as well as 306 billion archived web pages
Donate - JS Foundation - supports some of the most important projects in the JavaScript ecosystem
Donate - KDE e.V. - non-profit organization that represents the KDE community in the legal and financial entities
Donate - Mozilla Foundation - non-profit organization that exists to support and collectively lead the open source Mozilla project
Donate - Open Source Initiative - non-profit organization dedicated to promoting open-source software
Donate - Open Whisper Systems - organization that focuses on the development of the Signal Protocol
Donate - OpenBSD Foundation - non-for-profit corporation, supporting OpenBSD and related projects
Donate - OpenStreetMap Foundation - not-for-profit company which supports the OpenStreetMap project
Donate - Perl Foundation - non-profit organization dedicated to the advancement of Perl through discussion, collaboration, design, and code
Donate - Python Software Foundation - non-profit organization devoted to the Python programming language
Donate - Ruby Central - non-profit organization dedicated to support and advocacy for the Ruby programming language
Donate - Software Freedom Conservancy - not-for-profit charity that helps promote, improve, develop, and defend Free, Libre, and Open Source Software (FLOSS) projects
Donate - Tor Project - not-for-profit organization that is responsible for maintaining software for the Tor anonymity network
Donate - VideoLAN - non-profit organization that develops and promotes open-source multimedia solutions
Donate - Wikimedia Foundation - a nonprofit charitable organization dedicated to encouraging the growth, development and distribution of free, multilingual, educational content, and to providing the full content of these wiki-based projects to the public free of charge
Donate - X.Org Foundation - non-profit corporation chartered to research, develop, support, organize, administrate, standardize, promote, and defend a free and open accelerated graphics stack
Donate
- Cyberduck - client for FTP and SFTP, WebDAV, and cloud storage
Contribute Donate - FileZilla - cross-platform FTP application
Contribute Donate - WinSCP - SFTP, FTP, WebDAV and SCP client for Microsoft Windows
Contribute Donate
- Blender - 3D Creation Software
Contribute Donate - Caesium Image Compressor - advanced compression tool for photos and images (JPG, PNG, GIF)
Contribute Donate - GIMP - raster graphics editor used for image retouching and editing, free-form drawing, converting between different image formats, and more specialized tasks
Contribute Donate - ImageMagick - software suite for displaying, converting, and editing raster image and vector image files
Contribute Donate - Inkscape - vector graphics editor
Contribute Donate - Krita - raster graphics editor designed primarily for digital painting and animation purpose
Contribute Donate - LibreCAD - Computer-aided design application for 2D design
Contribute Donate - Pinta - program for drawing and image editing
Contribute
- Kodi - media player software application
Contribute Donate - Media Player Classic - light-weight media player for Windows
Contribute - MPlayer - media player software
Contribute Donate - SMPlayer - cross-platform graphical front-end for MPlayer
Contribute Donate - VLC - cross-platform multimedia player and framework
Contribute Donate
- Apache - cross-platform web server software
Contribute Donate - FreeNAS - Network Attached Storage software
Contribute Donate - LEDE Project - fork of OpenWRT
Contribute Donate - Let's Encrypt - free, automated, and open Certificate Authority
Contribute Donate - Nextcloud - self-hosted file sync and share and communication app platform
Contribute Donate - Nginx - HTTP and mail proxy server
Contribute Donate - Nmap - Security Scanner, Port Scanner, & Network Exploration Tool
Contribute - OpenNIC - user owned and controlled Network Information Center; alternative DNS network
Contribute Donate - OpenSSH - a suite of security-related network-level utilities based on the Secure Shell protocol
Contribute Donate - OpenWRT - project for embedded operating system based on Linux, primarily used on embedded devices to route network traffic
Contribute Donate - ownCloud - self-hosted file sync and share app platform
Contribute - Remmina - feature rich Remote Desktop Application
Contribute Donate - sshuttle - Transparent proxy server that works as a poor man's VPN
Contribute - Syncthing - peer-to-peer file synchronization
Contribute Donate - Tribler - Privacy enhanced BitTorrent client with P2P content discovery
Contribute - WireGuard - fast, modern and secure VPN tunnel
Contribute Donate - Wireshark - packet analyzer
Contribute
- Android-X86 - an unofficial initiative to port Google's Android mobile operating system to run on devices powered by AMD and Intel x86 processors
Contribute Donate - Arch Linux - a lightweight and flexible Linux distribution
Contribute Donate - CentOS - a Linux distribution that attempts to provide a free, enterprise-class, community-supported computing platform functionally compatible with its upstream source
Contribute Donate - Debian - a Unix-like computer operating system that is composed entirely of free software
Contribute Donate - Fedora - a Linux distriibution developed by the community-supported Fedora Project and sponsored by Red Hat
Contribute Donate - FreeBSD - free and open-source Unix-like operating system descended from Research Unix via the Berkeley Software Distribution
Contribute Donate - Kubuntu - an official flavour of the Ubuntu operating system which uses the KDE Plasma Desktop
Contribute Donate - LineageOS - successor to the popular CyanogenMod ROM
Contribute Donate - Linux - an operating system kernel released by Linus Torvalds
Contribute Donate - Linux Mint - a community-driven Linux distribution based on Debian and Ubuntu
Contribute Donate - NixOS - Purely Functional Linux Distribution
Contribute Donate - OpenBSD - Unix-like computer operating system descended from Berkeley Software Distribution
Contribute Donate - openSUSE - a Linux-based project and distribution sponsored by SUSE Linux GmbH and other companies
Contribute Donate - postmarketOS - a Linux-Based, LTS OS For Android Phones
Contribute Donate - Slackware - The oldest maintained Linux distribution geared towards power and stability
Contribute Donate - Ubuntu Linux - a Linux distribution based on the Debian architecture
Contribute Donate - Xubuntu - an official flavour of the Ubuntu operating system which uses the XFCE desktop environment
Contribute Donate
- AWStats - free powerful and featureful tool that generates advanced web, streaming, ftp or mail server statistics, graphically
Contribute Donate - Common Voice - open and publicly available dataset of voices
Contribute Donate - FreedomBox - a community project to develop, design and promote personal servers running free software for distributed social networking, email and audio/video communications
Contribute Donate - GnuPG - encrypt and sign data and communication
Contribute Donate - Huginn - a system for building agents that perform automated tasks for you online
Contribute Donate - MediaWiki - wiki software
Contribute Donate - MyCroft - Voice Assistant
Contribute Donate - OpenSSL - project that provides a robust, commercial-grade, and full-featured toolkit for TLS & SSL
Contribute - OpenStreetMap - collaborative project to create a free editable map of the world
Contribute Donate - Radicale - CalDAV and CardDAV Server
Contribute - Stockfish Chess - UCI chess engine
Contribute - VeraCrypt - disk encryption software for Windows, Mac OSX and Linux
Contribute Donate - Yacy - P2P Search Engine
Contribute Donate - ZoneMinder - state-of-the-art video surveillance software system
Contribute Donate
- Bitwarden - password manager
Contribute - KeePass - password manager
Contribute Donate - KeeWeb - cross-platform password manager compatible with KeePass
Contribute Donate - Password Safe - password manager
Contribute Donate
- Mastodon - social network server
Contribute Donate - Matrix - open network for secure, decentralized communication
Contribute Donate - Pidgin - a universal instant messaging (IM) program
Contribute Donate - HexChat - IRC client based on XChat
Contribute Donate - Rocket.Chat - the ultimate webchat platform
Contribute Donate - Talk - alternative to Disqus
Contribute - WeeChat - fast, light and extensible chat client
Contribute Donate
- Atom - a hackable text editor for the 21st century, built on Electron,
Contribute - Code::Blocks - cross-platform IDE that supports multiple compilers including GCC, Clang and Visual C++
Contribute Donate - Emacs (GNU) - extensible, customizable, self-documenting real-time display editor
Contribute Donate - Kate Editor - a text editor developed by the KDE free software community
Contribute Donate - Lime Text - API-compatible alternative to the text editor Sublime Text
Contribute - Nano - a text editor for Unix-like computing systems or operating environments using a command line interface
Contribute Donate - Vim - a greatly improved version of the good old UNIX editor Vi
Contribute Donate - Visual Studio Code - a code editor redefined and optimized for building and debugging modern web and cloud applications
Contribute
- Avidemux - video editing program designed for video editing and video processing
Contribute - HandBrake - a GPL-licensed, multiplatform, multithreaded video transcoder
Contribute - KdenLive - a video editing software based on the MLT Framework, KDE and Qt
Contribute Donate - Open Broadcaster Software - streaming and recording program maintained by the OBS Project
Contribute Donate - OpenShot Video Editor - a video editor for FreeBSD, Linux, macOS, and Windows
Contribute Donate - VirtualDub - free video tool for basic editing and encoding, including batch processing, mainly geared to AVI files
Contribute
- Chromium - an open-source web browser project started by Google
Contribute - Midori - A lightweight browser using the WebKit rendering engine
Contribute Donate - Mozilla Firefox - web browser developed by the Mozilla Foundation
Contribute Donate - NetSurf - web browser which uses its own layout engine
Contribute - PaleMoon - web browser with an emphasis on customizability
Contribute Donate - QupZilla - a lightweight multiplatform web browser written in Qt Framework and using its web rendering engine QtWebEngine
Contribute Donate - qutebrowser - a keyboard-focused browser with a minimal GUI
Contribute - SeaMonkey - Internet suite
Contribute Donate - Tor Browser - a version of Mozilla Firefox that has been modified by the Tor Project for enhanced security and privacy
Contribute Donate - Uzbl - a lightweight webkit browser following the UNIX philosophy
Contribute