Summer of Code
Science and Medicine
End User Applications
Programming Languages and Development Tools
Graphics / Video / Audio / Virtual Reality
Social / Communications
Data and Databases
52°North Initiative for Geospatial Open Source Software GmbH
52°North works on innovative ideas and technologies in geoinformatics.
Open Source for Open Source: software license, origin and packages discovery
Making Space Together
Code for the book "Artificial Intelligence: A Modern Approach"
Making Home Networking and Storage Simple
AOSSIE - Australian Open Source Software Innovation and Education
Umbrella Org for Open-Source Projects in Australia
Apache Software Foundation
Providing open source software to the public free of charge
Free/open-source rule-based machine translation
Open Technology for Professional Film Production
A modern open source rendering engine for animation and visual effects
The worlds most advanced open source autopilot
Fast and correct build system for Google scale
open hardware physical computing for makers, educators and professionals
From distributed systems, to robust servers and language design on the Erlang VM
The IDEs of Python. Tools for cross-platform Python application development.
Berkman Klein Center for Internet and Society at Harvard University
exploring cyberspace, sharing in its study & pioneering its development
Free and open source 3D creation for artists and teams
Boost C++ Libraries
Boost provides free peer-reviewed portable C++ source libraries.
Boston University / XIA
Crowdsourcing the future Internet
& LibreCAD, OpenSCAD, STEPcode, LinuxCNC, FreeCAD, & Slic3r! Computer Graphics.
Transforming the way land & resource rights are documented, managed and stored.
Computational thinking for all through visual mobile programming frameworks
cBioPortal for Cancer Genomics
Developing open source solutions for precision medicine for cancer patients
Tools for a subtitled world.
The Future of Storage
CERN-HEPSoftwareFoundation, umbrella organization for particle physics in GSoC
a Productive Parallel Programming Language
Preventing programming errors before they happen, via easy-to-use verification
Dev tool to help programmers write Java code that adheres to a coding standard.
Classical Language Toolkit
NLP for the ancient world
CLiPS, University of Antwerp
Supporting the Clojure and ClojureScript ecosystem
Cloud Native Computing Foundation (CNCF)
The CNCF is a nonprofit committed to the development of cloud native technology
Building platforms for reproducible AI research
Fast, Accurate, Flexible Open Source Speech Recognition
Linting and Fixing Code for All Languages
Computational Biology @ University of Nebraska-Lincoln
Development of software technologies for biomedical research and applications.
Federated, end-to-end encrypted instant messaging based on XMPP/OMEMO
Game libraries, frameworks, and development toolkits
a Large, Multilingual, Semantic Knowledge Graph
Civilized discussion for your community.
Django Software Foundation
The web framework for perfectionists with deadlines.
Drupal is a Free, Open, Modular CMS written in PHP. Let's make something amazing
Eclipse Vert.x is a tool-kit for building reactive applications on the JVM
Elm Software Foundation
A delightful functional language for reliable webapps.
Environmental Data And Governance Initiative
International network addressing threats to US environmental & energy policy
Fedora Linux is built on the foundations of Freedom, Friends, Features, & First
Cross-platform software to convert audio, video and subtitles.
The organization that handles all aspects of the FOSDEM conference
Improve People's Lives
Free and Open Source Silicon Foundation
Umbrella for various projects around open source hardware and tools
FreeBSD: The Foundation of the Internet
Freifunk is a non-commercial initiative for free and open wireless networks.
Edit music scores with GNU LilyPond.
Genes, Genomes and Variation
Genome databases and browsers
GENIVI Development Platform
Open Source Automotive Development Platform
A flexible, source-based Linux distribution.
fast, scalable, distributed revision control system
Global Alliance for Genomics and Health
We develop open standards and tools for genomics to benefit human health.
Non-profit organization that creates a computing platform for the general public
An open source Global Navigation Satellite Systems software-defined receiver
Free Your Numbers
The Free & Open Software Radio Ecosystem
Energy efficient routing for electric vehicles
Light open-source operating system that specifically targets personal computing.
Homebrew is a package manager for macOS written in Ruby.
Open Source successor of OpenSolaris
Advancing global collaborative brain research
Inkscape is a professional vector graphics editor for Windows, Mac OSX, & Linux.
Institute for Artificial Intelligence
Research in Artificial Intelligence and Perception for Autonomous Mobile Robots
Intel Media and Audio for Linux
Open Source Media libraries, Applications and User space driver.
Universal Access to All Knowledge
Community of Java projects around JBoss Middleware
JdeRobot - Universidad Rey Juan Carlos
A software framework for developing applications in robotics and computer vision
Advanced Real-Time Communication
A free and Open Source CMS Trusted By Millions for their Websites
JSK Robotics Laboratory
Humanoid Robotics Laboratory at the University of Tokyo
K-9 Mail – Advanced Email for Android
Programming Languages Research with emphasis on the Lua language
Healthcare for Humanity
Free Office Suite, Fun Project, Fantastic People
virtualization abstraction library
Liquid Galaxy Project
Get immersed in open-source!
LLVM Compiler Infrastructure
Creating a fully open-source SoC design
The package manager for the Lua programming language
One of the most popular databases on the web with many notable users
An ambitious open source project creating a new decentralised comms ecosystem.
High fidelity multibody dynamics engine with extended capabilities
MetaBrainz Foundation Inc.
MetaBrainz operates MusicBrainz and a number of related open data projects.
Open Source framework for exploit development and penetration testing
Confederation of microkernel projects (Genode, HelenOS, GNU Hurd, MINIX, Redox)
End Poverty One Line of Code at a Time
MIT App Inventor
Empowering anyone to make their world a better place
Mixxx DJ Software
DJ Your Way. For Free.
a scalable C++ machine learning library
Mobile Robot Programming Toolkit (MRPT)
Mobile Robot Programming Toolkit: empowering C++ development in robotics
Cross-platform C#/F#/.NET runtime and tools
The world's open source learning platform
Terasology: like an open source Minecraft - imagine the possibilities!
Internet for people, not profit.
Free and open-source music notation software
National Resource for Network Biology (NRNB)
Developing open source software to enable network-based biomedical discovery
FOSS community-driven project that provides firewalling tools for Linux
Nmap Security Scanner
Swiss Army knife of network discovery and security auditing
NumFOCUS promotes open source scientific software.
Open Bioinformatics Foundation
Promoting practice & philosophy of OSS & Open Science in biological research.
Advancing Open Source and Open Science for Chemistry
Open Data Kit
Open Data Kit is used to collect data for social good in difficult environments.
Open Detection is a open source project for object detection and recognition.
Open Genome Informatics
Open Genome Informatics represents the efforts of many bioinformatics projects.
Opening State Legislatures
Open Technologies Alliance - GFOSS
Promote Openness through use and development of Open Standards and Technologies
Opening the eyes of research astronomy software to the whole world.
Open Source Computer Vision and Machine Learning Library
Write Code. Save Lives.
OpenStreetMap - Creating and distributing free geographic data for the world.
The makers' choice for sysadmins, developers and desktop users.
Open Source solution to build and manage wifi networks
Oppia is a tool for collaboratively building interactive and intelligent tutors.
Open Source Geospatial Foundation
Open virtual datacenter management for all
A safe home for all your data
Shaping the future Internet TV
Develop accessible tools for reproducible ecosystem modeling and forecasting
System-level performance analysis toolkit
Pharo: The Immersive Programming Experience
phpBB Forum Software
phpBB is the most widely used free and open source forum software
A web interface for MySQL written in PHP
Physical Web Project
Physical Web GSoC project based on the Physical Web
The premier python-based open source CMS
An extensible cross-language static code analyzer.
Promoting Polyhedral Compilation
Portland State University
Individual and Academic Open Source
PostgreSQL is a powerful, open source object-relational database system.
Open hardware and software to help communities measure and analyze pollution
Python Software Foundation
Python is a programming language used by scientists & software developers alike.
Open source machine emulator and virtualizer
A reasonably secure operating system
R project for statistical computing
R is a free software environment for statistical computing and graphics
Radare2 reverse engineering framework and toolset
ReactOS is a free, open source, Windows compatible operating system.
Red Hen Lab
Research on Multimodal Communication
A simple robotics framework.
The ultimate open source chat and messaging platform
High-performance spam filtering system
RTEMS is a real-time operating system used around the world and in space.
Ruby on Rails
Ruby on Rails make web application development easy and fun.
Ruby Science Foundation
Tools for Scientific Computing in Ruby
Sage Mathematical Software System
open source math software
Opening windows to a wider world.
The programming language where object-oriented meets functional.
Numerical computational package and high-level programming language.
ScummVM is a GSoC umbrella for game preservation projects
Shogun Machine Learning Toolbox
Unified and efficient Machine Learning
Java/GWT platform for humanitarian project management
Software Product Data Exchange (SPDX)
Promoting open source compliance through standard communication of SW licenses.
The C++ Standards Library for Concurrency and Parallelism
Stony Brook University, Biomedical Informatics
Advance biomedical knowledge through innovative data science research
linux syscall tracer
We make tools that learners use to explore, discover, create, and reflect.
Sustainable Computing Research Group ( SCoRe )
SCoRe has conducted research covering various aspects of Security, Mobile & IOT.
SymPy is a Python library for symbolic mathematics.
Systers, an Anita Borg Institute community
Helping women find their potential in code.
TEAMMATES @ National University of Singapore
An online feedback management system for students and teachers
The Center for Connected Learning and Computer-Based Modeling
NetLogo: A language and IDE for programming and scientific simulations
The CGAL Project
C++ library of computational geometry and geometry processing
The Eclipse Foundation
An amazing open source community of tools, projects, and collaboration.
The FreeType Project
FreeType font rendering library
The GNU Project
GNU is an operating system that is free software
The Honeynet Project
The Honeynet Project - R&D for Honeypot/Honeynet Technology and InfoSec Research
The Java Pathfinder Team
JPF is a highly extensible Java virtual machine built for software analysis
The Julia Language
A fresh approach to Technical Computing
The Libreswan Project
Encrypting the internet using IKE and IPsec
The Linux Foundation
A non-profit consortium dedicated to fostering the growth of Linux
The MacPorts Project
Open Source package manager for Mac OS.
The NetBSD Foundation
Of course it runs NetBSD!
The ns-3 Network Simulator Project
ns-3 is a packet-level network simulator for research and education.
The Processing Foundation
Our goal is to empower people of all backgrounds to learn how to program.
The Wine Project
Wine runs Windows applications on Linux, BSD, Solaris and Mac OS X.
A free, easy to use and flexible 2D level editor.
Software & hardware to recording + streaming conferences, meetings & usergroups.
Internet privacy and anonymity
Helping biologists see the bigger picture in diverse cancer genomics data
Urban Energy Systems Laboratory, Empa
HUES is a platform for modeling & analysis of distributed energy systems
A team of volunteers, believing in the power of open source multimedia.
Visual tracking and visual servoing library
Global movement whose mission is to bring free educational content to the world
WorldBrain - Verifying the Internet with Science
Full-text search your history, bookmarks and all your apps.
Comprehensive and open source middleware platform that spans the breadth of SOA
Library for creating portable native GUIs in C++
X Window System and related projects (Mesa, DRI, Wayland, etc.)
Xapian Search Engine Library
Fast, scalable and flexible search
Kodi Media Center
Bringing the power of virtualization everywhere
XMPP Standards Foundation
Secure messaging with open standards
The Advanced Open Source Enterprise Wiki
A free and open digital archive for the long-tail of science.
Powerful, modern, open source group chat, complete with apps for every platform.
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