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DIRECTORY

522 organizations since 2016

Filter by stack, capacity and track record. Every number comes from Google's public archive.

Showing 1–24 of 116 organizations

  • 52°North Spatial Information Research GmbH

    Science and medicine

    52°North is an open source initiative in the field of geoinformatics. Core topics of our activities are for example sensor web, web-based geoprocessing and earth observation.

    2026
    2
    Cycles
    11
    Projects
    27
    Trend
    JavaScriptJavaWeb ServicesOgc Standards+7
  • AboutCode

    Security

    AboutCode.org is a community of open source developers who are trying to make open source easier to use by providing open source tools to discover, identify and track open source components (aka. Software Composition Analysis – SCA). This includes tools, data and standards for code origin, FOSS licenses and security vulnerabilities.

    2026
    2
    Cycles
    9
    Projects
    34
    Trend
    PythonJavaScriptCC+++11
  • AerospaceResearch.net

    Science and medicine

    making space together

    2026
    –
    Cycles
    5
    Projects
    30
    Trend
    PythonCC++VHDL+6
  • AFLplusplus

    Security

    We are dedicated to provide the most effective fuzzing frameworks. Our work includes AFL++, the most effective and flexible fuzzer, and libafl, a library to build your own fuzzer with the most modern techniques and technologies.

    2026
    –
    Cycles
    6
    Projects
    10
    Trend
    CC++LLVMFuzzing+4
  • AnkiDroid

    End user applications

    Memorize anything with AnkiDroid!<br/><br/>

    2026
    2
    Cycles
    5
    Projects
    12
    Trend
    JavaScriptAndroidJavaGradle+3
  • AOSSIE

    End user applications

    We are an Australian not-for-profit charity, founded in 2016, that serves as an umbrella organization for open-source projects. We believe the open-source philosophy is a resource-efficient approach to transfer knowledge, educate and innovate.

    2026
    22
    Cycles
    10
    Projects
    139
    Trend
    ScalaAndroid/iOSHTMLCSS+14
  • Apertium

    Science and medicine

    A free/open-source machine translation platform

    2026
    –
    Cycles
    8
    Projects
    67
    Trend
    PythonPerlC++XML+5
  • Apertus Association

    Science and medicine

    open source cinema

    2026
    –
    Cycles
    6
    Projects
    18
    Trend
    CLinuxFPGAC+++5
  • ArduPilot

    Science and medicine

    ArduPilot is the world's most widely used open source flight code software for unmanned autonomous vehicles including planes, multicopters, helicopters, cars, boats, submarines, blimps, antenna trackers and much more.

    2026
    3
    Cycles
    10
    Projects
    41
    Trend
    PythonROSC++Embedded+7
  • Blender Foundation

    End user applications

    Blender is a free and open source 3D creation suite, providing individuals and small teams a complete pipeline for 3D graphics, modeling, animation and games.

    2026
    8
    Cycles
    11
    Projects
    72
    Trend
    CPythonOpenGLC+++2
  • Boost C++ Libraries

    Programming languages

    Boost provides free peer-reviewed portable C++ source libraries

    2026
    –
    Cycles
    5
    Projects
    41
    Trend
    C++C++11C++14Boost+3
  • BRL-CAD

    Media

    <p>This is the place to be if you love computer graphics. We do 2D/3D modeling, 3D printing, solid geometry, design, and more. Depending on the project, you have the opportunity to work with C/C++, Python, OpenGL, OpenCL, Qt, Javascript, and more... Help us develop open source computer-aided technologies (CAx)!</p> <br> <p>We operates as an umbrella organization with several CAx communities including:</p> <br> <ul> <li> - OpenSCAD is a solid 3D modeler with a rich syntax for programmable geometry. <li> - LibreCAD is a 2D modeling system specializing in blueprint-style drawings and draftings. <li> - IfcOpenShell is a library for working with standard IFC building model data. <li> - BRL-CAD is a solid modeling suite with conversion and advanced solid ray tracing features. <li> - Manifold is a solid geometry mesh processing library. </ul> <br> <p>We want to select at least one student for each, so feel free to ask us where to start.</p> <br> <a href="https://opencax.github.io"><img src="https://summerofcode.withgoogle.com/media/org/brl-cad/4ec07aqdfrvygfed-360.png"></a>

    2026
    8
    Cycles
    11
    Projects
    81
    Trend
    PythonCC++OpenGL+7
  • Ceph Foundation

    Data

    An open-source storage platform that implements storage on a single distributed computer cluster and provides a 3-in-1 interface for object-, block- and file-level storage.

    2026
    3
    Cycles
    9
    Projects
    34
    Trend
    PythonCC++Object-storage+5
  • CERN-HSF

    Science and medicine

    CERN-HSF (High-Energy Physics Software Foundation) is the umbrella organization for high-energy physics-related projects in GSoC. The HEP Software Foundation (http://hepsoftwarefoundation.org/) facilitates the coordination of common international efforts in high-energy physics software and computing.

    2026
    26
    Cycles
    10
    Projects
    240
    Trend
    PythonCC++Machine learning+7
  • CGAL Project

    Science and medicine

    CGAL is a software library that offers a number of reliable geometric data structures and algorithms. CGAL components operate in 2D and 3D, and sometime in arbitrary dimensions. Examples of components include convex hulls, convex decomposition, Delaunay triangulations, Voronoi diagrams, polygonal surface mesh data-structures, mesh generation, Boolean operations, envelope computations, intersection detection, surface reconstruction, and subdivision surfaces.

    2026
    7
    Cycles
    10
    Projects
    65
    Trend
    GitHubC++GitPython+3
  • CHAOSS

    Data

    Community Health Analytics Open Source Software

    2026
    –
    Cycles
    6
    Projects
    29
    Trend
    JavaScriptPython 3PythonMySQL+12
  • Chapel

    Programming languages

    A Productive Parallel Programming Language

    2026
    –
    Cycles
    5
    Projects
    16
    Trend
    CPythonC++Chapel+1
  • Chromium

    Operating systems

    Fast, seamless, safe, and reliable web for all

    2026
    –
    Cycles
    5
    Projects
    71
    Trend
    PythonJavaScriptJavaC+++1
  • CircuitVerse.org

    Science and medicine

    CircuitVerse is an easy to use digital logic circuit simulator which aims at providing a platform to create, share and learn digital circuits. It can run on almost any device without the need for installing any software. The platform has been designed for use by students, professionals and hobbyists alike. The vision is to develop a community around the platform that will aid students to self-learn digital logic design. The platform is currently used by several universities worldwide. Apart from the simulator, users can create, learn, collaborate and share their work. Teachers can create groups and host assignments on the platform. The platform’s impact has been more evident than ever in the Covid 19 pandemic as CircuitVerse enabled schools and colleges to move their courses online.

    2026
    6
    Cycles
    8
    Projects
    38
    Trend
    PostgreSQLJavaScriptBootstrapRails+7
  • CloudCV

    Web

    Building platforms for reproducible AI Research

    2026
    –
    Cycles
    9
    Projects
    28
    Trend
    PythonJavaScriptLuaCaffe+13
  • Debian

    Operating systems

    The Debian Project is an association of Free Software developers who volunteer their time and effort in order to produce and maintain a completely free operating system Debian. Since its launch, the Debian project has grown to comprise more than 1,000 members with official developer status, alongside many more volunteers and contributors. Today, Debian encompasses over 50,000 packages of free, open source applications and documentation.

    2026
    7
    Cycles
    9
    Projects
    85
    Trend
    CPythonDjangoRuby+7
  • Eclipse Foundation

    Programming languages

    The Eclipse Foundation provides our global community of individuals & organizations with a mature, scalable, and business-friendly environment for OSS collaboration and innovation.

    2026
    6
    Cycles
    10
    Projects
    74
    Trend
    CC++JavaGeospatial+15
  • Fortran-lang

    Programming languages

    Fortran-lang is an open-source community that develops tools and libraries for modern Fortran development. Our flagship projects include the standard library, Fortran build system and package manager, as well as the interactive compiler, LFortran. Fortran-lang also provides an inclusive and welcoming space for all Fortran enthusiasts around the world to collaborate.

    2026
    4
    Cycles
    6
    Projects
    25
    Trend
    PythonCC++LLVM+2
  • FOSSASIA

    End user applications

    FOSSASIA is an organization developing Open Source software applications and Open Hardware together with a global community from its base in Asia. It is our goal to provide access to open technologies, science applications and knowledge that improve people's lives. We want to enable people to adapt and change technology according to their own ideas and needs and validate science and knowledge through an Open Access approach. FOSSASIA was established 2009 by Hong Phuc Dang and Mario Behling. We organize and participate in conferences, meetups and code camps. The annual FOSSASIA Summit is one of the top tech events in Asia. Other summits take place in Vietnam, Cambodia, Thailand and India. FOSSASIA also runs a number of coding programs such as Codeheat. Please join us and start contributing to our projects, participate as a coder, designer, hardware developer or event organizer.

    2026
    24
    Cycles
    7
    Projects
    164
    Trend
    PythonJavaScriptAndroidJava+6

Contributor counts are accepted projects per cycle.

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Every organization since 2016