522 organizations since 2016

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

Since 2016 522 GSoC 2026 183

All Every cycle since 201640 First time in 202617 Ten or more contributors27 Growing in 202613 Back after a break22

Showing 1–19 of 19 organizations

JavaScript Machine learning Java Python Compilers Clear all

Accord Project
Programming languages
Accord Project champions the importance of contract text alongside computer-code when automating contracts. This is often referred to as Computable Contracts or Smart Legal Contracts.
2026
5
Cycles
5
Projects
18
Trend
JavaScriptReactCompilerOCaml+4
Babel
Programming languages
Babel, the community driven compiler for writing next generation JavaScript
2026
–
Cycles
1
Projects
2
Trend
JavaScriptNode.jsBabel
Boa
Programming languagesNew in 2026
Boa is an open-source, embeddable JavaScript engine written in Rust. The project aims to provide a correct, safe, and performant implementation of the ECMAScript specification, with a strong focus on long-term maintainability and developer ergonomics.
2026
2
Cycles
1
Projects
2
Trend
JavaScriptRust
Chapel
Programming languages
A Productive Parallel Programming Language
2026
–
Cycles
5
Projects
16
Trend
CPythonC++Chapel+1
Clojure
Programming languages
Supporting the Clojure and ClojureScript ecosystem
2026
–
Cycles
1
Projects
0
Trend
JavaScriptClojureClojurescriptJVM+1
Elm Software Foundation
Programming languages
A delightful functional language for reliable webapps.
2026
–
Cycles
1
Projects
1
Trend
JavaScriptHaskellElm
Eta
Programming languages
Eta is a dialect of Haskell on the Java Virtual Machine.
2026
–
Cycles
1
Projects
2
Trend
JavaHaskellJVM
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
Free and Open Source Silicon Foundation
Other
The FOSSi (Free and Open Source Silicon) Foundation is a not-for-profit organization with the support the growing community of open source silicon hardware. We do this with a variety of activities and through Google Summer of Code we bring together enthusiastic mentees and outstanding projects. Under our umbrella are open source silicon hardware projects, operating systems and compilers for such projects, tools for electronic design automation and the related ecosystem.
2026
5
Cycles
11
Projects
65
Trend
PythonJavaScriptFPGACompiler+10
GDevelop
Programming languages
The cross-platform game engine designed for everyone.
2026
–
Cycles
1
Projects
2
Trend
JavaScriptCC++React+2
GNU Project
Operating systems
GNU is an operating system consisting entirely of free software, meaning it respects users’ freedom. The GNU operating system consists of GNU packages, which are programs released by the GNU Project, as well as free software released by third parties. The development of GNU made it possible to use a computer without relying on software that restricts or undermines user freedom. The GNU Project is the collective organization of maintainers and developers, webmasters, translators, and other contributors who develop and maintain more than 400 programs that together form the GNU operating system.
2026
5
Cycles
8
Projects
64
Trend
CPythonPosixLisp+10
Graphite
End user applications
Graphite is an in-development raster and vector graphics editing suite that's free and open source. It is powered by a node graph compositing engine that fuses layers with nodes, bringing a generative, procedural approach to the workflows of artists, designers, and animators ranging from students and hobbyists to creative professionals and studios.
2026
5
Cycles
3
Projects
13
Trend
Machine learningRustVulkanAI+1
lowRISC
Other
Open to the core - collaborative engineering for open source silicon and tools
2026
–
Cycles
3
Projects
10
Trend
LinuxVerilogFPGAChisel+4
mypy
Programming languages
A static type checker for Python and a compiler for type-annotated Python
2026
–
Cycles
2
Projects
3
Trend
Python
QEMU
Infrastructure and cloud
The QEMU Project includes the QEMU open source machine emulator and virtualizer and also acts as an umbrella organization for the KVM Linux kernel module and rust-vmm community.
2026
4
Cycles
10
Projects
45
Trend
CAssemblyKvmPython+3
Ruby Science Foundation
Science and medicine
Tools for scientific computation in Ruby
2026
–
Cycles
4
Projects
13
Trend
CC++RubyJruby+8
The Rust Foundation
Programming languages
The Rust Project is a group of developers and maintainers who build and support the Rust programming language. Organised into teams, they develop new features and mantain the Rust language, its compiler and standard library, and also all kinds of infrastructure that supports Rust. This application is being made by the Rust Foundation, the legal entity for the Rust Programming language, working in close association with representatives from the Rust Project.
2026
13
Cycles
3
Projects
41
Trend
PythonRust
Unicode, Inc.
Programming languages
Bringing internationalization to software!
2026
–
Cycles
2
Projects
9
Trend
JavaC++RustUnicode
webpack
Web
webpack is THE build tool for modern web applications run on NodeJS webpack is a module bundler. Its main purpose is to bundle JavaScript files for usage in a browser, yet it is also capable of transforming, bundling, or packaging just about any resource or asset.
2026
3
Cycles
6
Projects
13
Trend
JavaScriptNode.jsWeb DevelopmentHTML5/CSS3+5

Contributor counts are accepted projects per cycle.

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522 organizations since 2016

Every organization since 2016