Thanks to visit codestin.com
Credit goes to www.gsocorganizations.dev
GSoC Organizations
Clear all filters
Shortcuts
First-time organizations (14)
View all
Years
2025
2024
2023
2022
2021
2020
View all
Categories
Artificial Intelligence
Data
Development tools
End user applications
Infrastructure and cloud
Media
View all
Technologies
python (277)
javascript (220)
c++ (170)
c (167)
java (116)
android (52)
View all
Topics
web (90)
machine learning (65)
cloud (60)
graphics (41)
ai (32)
education (32)
View all
GSoC 2026 has been
announced
. Check the program timeline
here
.
504 results
3DTK
Science and medicine
The 3D Toolkit provides algorithms and methods to process 3D point clouds
2018
c
c++
ros
opencv
cmake
1 more
52°North Spatial Information Research GmbH
Science and medicine
Innovative ideas & technologies in geoinformatics
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
javascript
java
web services
ogc standards
web
6 more
AFLplusplus
Security
State of the art fuzzing for better security
2025
2024
2023
2022
2021
2020
c
c++
llvm
fuzzing
qemu
3 more
AOSSIE
End user applications
Australian Umbrella Org for Open-Source Projects
2025
2024
2023
2022
2021
2020
2019
2018
2017
scala
android/ios
html
css
javascript
13 more
AOSSIE - The Australian National University's Open-Source Software Innovation and Education
Science and medicine
Research-Intensive Open-Source Projects at Australia's Leading University
2016
python
postgresql
llvm
scala
lisp
API Client Tools at Google
Programming languages
Industry-leading user experiences for networked APIs.
2019
rest
openapi
grpc
protocol buffers
rpc
API Dash
Development tools
Next-gen Open Source AI powered API DevTool
2025
2024
flutter
api
ai
dart
ui/ux
ASCEND
Science and medicine
Equation-solving software for engineering system modelling
2016
c
python
c++
AboutCode
Security
Scan code for origin, license and vulnerabilities
2025
2024
2023
2022
2021
2020
2019
2017
python
javascript
c
c++
shell script
10 more
Academy Software Foundation
Media
Creating amazing OSS for Media & Entertainment.
2022
2020
python
c
c++
opengl
rust
Accord Project
Programming languages
Open source software for smart legal contracts
2025
2024
2021
2020
javascript
react
compiler
ocaml
coq
3 more
AerospaceResearch.net
Science and medicine
making space together
2021
2020
2019
2018
2017
python
c
c++
vhdl
boinc
5 more
Alaska
Science and medicine
Many Traditions, One Alaska
2025
2024
python
mysql
java
matlab
dicom
Amahi
Operating systems
Making Home Networking and Storage Simple
2020
2019
2018
2017
android
ruby on rails
golang
restful api
streaming
4 more
Android Graphics Tools Team
Programming languages
Providing excellent tools for graphics developers and driver makers
2021
2020
2019
c
c++
java
opengl
vulkan
3 more
AnitaB.org Open Source
Other
Women transform technology. Technology transforms the world.
2020
python
javascript
android
ios
AnkiDroid
End user applications
AnkiDroid makes remembering things easy
2025
2024
2022
2021
javascript
android
java
gradle
rust
2 more
Apache DataFusion
Data
Foundational library for DBs and compute engines
2025
python
rust
sql
arrow
Apertium
Science and medicine
A free/open-source machine translation platform
2024
2023
2021
2020
2019
2018
2017
2016
python
perl
c++
xml
finite-state technologies
4 more
Apertus Association
Science and medicine
open source cinema
2022
2021
2020
2019
2018
2017
c
linux
fpga
c++
vhdl
4 more
ArchC
Programming languages
ArchC is an Architecture Description Language
2016
python
c++
archc
ArduPilot
Science and medicine
World's most advanced autonomous vehicle software
2025
2024
2023
2022
2021
2020
2019
2018
2017
python
ros
c++
embedded
rtos
6 more
Arduino
Programming languages
Open source electronic prototyping platform
2020
c
c++
golang
arduino
AsyncAPI
Programming languages
Building the future of Event-Driven Architectures
2025
2024
javascript
java
go
typescript
RAML
Audacity
End user applications
Free, open source, cross-platform audio software
2022
2021
c++
qt
cmake
wxwidgets
VST
BRL-CAD
Media
3D CAD & other computer-aided tech (CAx)
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
python
c
c++
opengl
opencl
5 more
Babel
Programming languages
Babel, the community driven compiler for writing next generation JavaScript
2017
javascript
node.js
babel
Bazel
Programming languages
Build and test software of any size, quickly and reliably
2019
2017
linux
java
go
c
c++
2 more
BeagleBoard.org
Science and medicine
Open hardware computing for educators and makers
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
c
python
linux
javascript
beaglebone
14 more
Beam Community
Programming languages
From distributed systems, to robust servers and language design on the Erlang VM
2018
2017
2016
xmpp
erlang
elixir
beam
mqtt
1 more
BeeWare Project
Programming languages
Tools for cross-platform Python application development.
2018
2017
python
android
ios
mobile
javascript
1 more
Bench-Routes
End user applications
Bench-routes is an open-source project to analyze performance and monitor APIs.
2021
react
golang
docker
Berkman Klein Center for Internet and Society
Other
Exploring cyberspace, sharing in its study, & helping to pioneer its development
2019
2018
2017
2016
javascript
ruby on rails
go
meteor.js
sql/nosql
5 more
BioGears
Science and medicine
ARA is an employee-owned scientific research and engineering company.
2020
python
c
c++
cmake
c++11
BioJS
Science and medicine
BioJS is an open source project that visualizes biological data using JavaScript
2016
python
javascript
Biomedical Informatics, Emory University
Science and medicine
Department of Biomedical Informatics (BMI), Emory University School of Medicine
2019
2016
python
java
deep learning
medical imaging
hadoop
1 more
Blender Foundation
End user applications
The Freedom to Create
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
c
python
opengl
c++
opencl
1 more
Boost C++ Libraries
Programming languages
Boost provides free peer-reviewed portable C++ source libraries
2021
2020
2019
2018
2017
c++
c++11
c++14
boost
c++17
2 more
Boston University / XIA
Infrastructure and cloud
Crowdsourcing the future Internet
2018
2017
2016
c
linux kernel
xia
advanced data structures
ddos
BuildmLearn
End user applications
Building m-Learning applications
2016
python
django
bootstrap
android
Buildroot
Programming languages
Making Embedded Linux easy
2019
python
shell
gnu make
kconfig
C2SI
Security
C2SI develops FOSS softwares for everyone!!!
2024
python
java
go
node.js
tensorflow
CASTOR
Programming languages
Trustworthy software intensive systems for critical functions.
2021
java
scala
bytecode
CBMI@UTHSC
Science and medicine
We develop Biomedical and Clinical informatics applications
2019
python
javascript
flask
tensorflow
reactjs
CCExtractor Development
End user applications
TV, Rust, Flutter, Linux, VR and C. In any order.
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
c
linux
video
ffmpeg
subtitles
12 more
CERN SFT
Science and medicine
The SFT is part of CERN (European Organization for Nuclear Research).
2016
python
javascript
c++
clang
CERN-HSF
Science and medicine
Umbrella for Particle Physics-related projects
2025
2024
2023
2022
2021
2020
2019
2018
2017
python
c
c++
machine learning
data analysis
5 more
CGAL Project
Science and medicine
C++ library of computational geometry
2025
2024
2023
2022
2021
2020
2019
2018
2017
github
c++
git
python
swig
2 more
CHAOSS
Data
Community Health Analytics Open Source Software
2025
2022
2021
2020
2019
2018
javascript
python 3
python
mysql
jupyter
11 more
CHIPS Alliance
Programming languages
Open source IP, tools & standards for ASIC/FPGA
2024
2023
2022
fpga
chisel
risc-v
systemverilog
ASIC
CLiPS, University of Antwerp
Data
Computational Psycholinguistics
2019
2018
2017
python
javascript
machine learning
mongodb
CMU Sphinx
Media
Fast, Accurate, Flexible Open Source Speech Recognition
2017
c
python
javascript
cross-platform
hidden markov models
CNCF
Data
Building sustainable ecosystems for cloud native
2025
2024
2023
2022
2021
2020
2019
2018
2017
prometheus
go
kubernetes
fluentd
grpc
7 more
CRIU
Operating systems
Chekpoint/Restore for Linux tasks and containers
2025
2024
2023
2022
2021
2020
2019
linux
docker
containers
kernel
c
4 more
CVAT
Web
Computer Vision Data Annotation Platform for AI
2024
python
django
react
kubernetes
typescript
CVXPY
Other
CVXPY is a Python-embedded modeling language for convex optimization problems.
2016
python
Cadasta
End user applications
Transforming the way land & resource rights are documented, managed and stored.
2017
python
django
javasc
javascript
Canadian Centre for Computational Genomics
Science and medicine
Analytical solutions for Next-Generation Sequencing data
2020
2019
2018
2016
python
javascript
sql
git
r-project
6 more
Carbon Language
Programming languages
An experimental successor to C++
2023
llvm
c++
clang
Bison
Casbin
Web
Authorization library that supports RBAC and ABAC
2022
2021
2020
python
javascript
go
react
rust
5 more
Celluloid
Programming languages
Painless multi-threaded multi-core programming for Ruby.
2016
ruby
multi-threading
multi-core
zeromq
high-resolution timers
Center for Research in Open Source Software (CROSS)
Science and medicine
Amplifying Research Imapct through Open Source
2022
2021
2019
2018
python
javascript
c++
hadoop
ceph
7 more
Center for Translational Data Science
Science and medicine
Develop translational data science.
2025
2022
python
aws
golang
docker
postgres
2 more
Ceph Foundation
Data
The Future of Storage
2025
2024
2023
2022
2021
2020
2017
2016
python
c
c++
object-storage
javascript
4 more
Chapel
Programming languages
A Productive Parallel Programming Language
2021
2020
2019
2017
2016
c
python
c++
chapel
high performance computing
Checker Framework
Security
Prevent programming errors via simple verification
2025
2020
2019
2018
2017
java
compilers
Verification
formal methods
type systems
Chromium
Operating systems
Fast, seamless, safe, and reliable web for all
2025
2024
2023
2022
2021
python
javascript
java
c++
git
Cilium
Infrastructure and cloud
eBPF-based Networking, Security, and Observability
2021
c
linux
go
kubernetes
ebpf
CircuitVerse.org
Science and medicine
Build and learn logic circuits in the cloud!
2025
2024
2023
2022
2021
2020
2019
postgresql
javascript
bootstrap
rails
html5 canvas
6 more
City of Boston
Data
Empowering Boston's residents through technology
2024
python
javascript
CiviCRM
End user applications
Growing and sustaining relationships
2021
2020
2019
2018
2016
mysql
javascript
php
angularjs
d3js
2 more
Classical Language Toolkit
Other
NLP for the Ancient World
2018
2017
2016
python
javascript
java
Clojure
Programming languages
Supporting the Clojure and ClojureScript ecosystem
2017
javascript
clojure
clojurescript
jvm
functional programming
CloudCV
Web
Building platforms for reproducible AI Research
2025
2024
2023
2021
2020
2019
2018
2017
2016
python
javascript
lua
caffe
torch
12 more
Cockpit Project
Operating systems
Cockpit is an interactive server admin interface
2023
python
javascript
react
Computational Biology @ University of Nebraska-Lincoln
Science and medicine
Tool development in bioinformatics, computational biology, data visualization
2019
2018
2017
2016
mysql
javascript
react
webgl
java
3 more
Computational Science and Engineering at TU Wien
Science and medicine
We bundle TU Wien's open source efforts in the area of science and engineering
2016
javascript
java
c++
html
css
Continuous Delivery Foundation
Programming languages
Open-source community seeking to deliver software with security & speed
2021
2020
tekton
spinnaker
ci/cd
screwdriver
jenkins
2 more
Conversations.im
Social and communication
An open source instant messaging client and ecosystem based on Jabber & XMPP
2018
2017
python
android
java
xmpp
javafx
2 more
Copyleft Games
Media
Game libraries, frameworks, and development toolkits
2017
2016
c
python
opengl
javascript
xmpp
Creative Commons
Web
Nonprofit building a global digital commons.
2024
2023
2020
2019
python
postgresql
javascript
elasticsearch
wordpress
4 more
Cuneiform Digital Library Initiative (CDLI)
Science and medicine
Curating humanity's oldest written sources
2022
2021
2020
2019
2018
python
mariadb
rdf
php
nltk
8 more
D Language Foundation
Programming languages
Write fast, read fast, and run fast.
2025
2019
2016
c++
dlang
linux
osx
windows
4 more
DBpedia
Science and medicine
Global and Unified Access to Knowledge Graphs.
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
python
java
scala
rdf
nosql
5 more
Dart
Programming languages
Dart is a client language for apps on any platform
2025
2024
2023
2022
2021
2020
flutter
dart
programming-language
Data for the Common Good
Web
Connect. Share. Discover.
2025
2024
python
javascript
kubernetes
reactjs
terraform
DatenLord
Data
High-performance AI+Cloud infrastructure provider.
2024
rust
kubernetes
Distributed key-value store
Fault tolerant
Metadata management
Debian
Operating systems
The Universal Operating System
2025
2024
2022
2021
2020
2019
2018
2016
c
python
django
ruby
c++
6 more
DeepChem
Science and medicine
Democratize AI for drug discovery.
2025
2024
python
numpy
pytorch
HuggingFace
DeepPavlov
Other
Open-source Conversational AI Stack
2021
python
tensorflow
docker
python deep learning frameworks
pytorch
Department of Biomedical Informatics, Emory University
Security
Biomedical research to advance healthcare
2025
2024
2023
2022
2021
python
java
tensorflow
medical imaging
deeplearning
5 more
Developers Italia
Other
An open community of digital public services developers
2019
2018
python
c
c++
java
ruby
6 more
Digital Impact Alliance (DIAL) at UN Foundation
Other
Open source projects for humanitarian work, international development, and peace
2021
2020
2019
2018
python
javascript
android
java
php
3 more
Discourse
Social and communication
Civilized discussion for your community.
2017
2016
javascript
ruby on rails
ruby
docker
ember
2 more
Distributed and Unified Numerics Environment (DUNE)
Science and medicine
DUNE is a modular toolbox for solving PDEs with grid-based methods.
2016
python
c++
cmake
Django Software Foundation
Web
Web framework for perfectionists with deadlines
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
python
django
Drupal Association
Web
Build Bold Digital Experiences on Best Open Source
2025
2024
2023
2022
2020
2019
2018
2017
2016
javascript
html5
sql
php
symfony
8 more
Earth Science Information Partners
Science and medicine
Supporting community development of visionary Earth science data technology.
2019
2018
python
javascript
kubernetes
dask
xarray
3 more
Eclipse Foundation
Programming languages
The Global Open Source Foundation
2025
2024
2023
2022
2020
2019
2018
2017
2016
c
c++
java
geospatial
geo
14 more
Eclipse Vert.x
Programming languages
Eclipse Vert.x is a tool-kit for building reactive applications on the JVM
2017
2016
javascript
java
groovy
micro-services
reactive
4 more
Elastic
Data
We are the creators of Elasticsearch, Kibana, Beats, and Logstash.
2020
2018
java
react
node.js
golang
jruby
Electron
End user applications
Cross-platform desktop apps with web technologies
2025
2024
2022
javascript
node.js
c++
typescript
Chromium
Elm Software Foundation
Programming languages
A delightful functional language for reliable webapps.
2017
javascript
haskell
elm
Elm Tooling
Programming languages
Improving your Elm experience!
2021
functional programming
typescript
elm
Embox
Operating systems
Modular and configurable OS for embedded applications
2020
c
assembly
gcc
Environmental Data And Governance Initiative
Data
International network addressing threats to US environmental & energy policy
2017
python
javascript
ruby on rails
google cloud
go
Erlang Ecosystem Foundation
Programming languages
Supporting the Beam community
2020
erlang
elixir
beam
lfe
Eta
Programming languages
Eta is a dialect of Haskell on the Java Virtual Machine.
2018
java
haskell
jvm
FFmpeg
Media
Record, convert and stream audio & video
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
c
git
asm
assembly
assembler
1 more
FLARE
Security
Industry leading malware analysis
2025
2024
2023
python
ida-pro
Ghidra
Sandbox
FOSDEM
Programming languages
The organization that handles all aspects of the FOSDEM conference
2019
2017
2016
postgresql
ruby on rails
git
html
css
4 more
FOSSASIA
Science and medicine
Free and Open Source Software in Asia
2025
2024
2019
2018
2017
2016
python
javascript
android
java
json api
5 more
FOSSology
Web
Open Source License Compliance by OSS
2025
2024
2023
2022
2021
2020
2019
2018
linux
postgresql
c
c++
php
8 more
FRRouting
Other
Routing suite including BGP, IS-IS, LDP, OSPF, PIM
2022
2021
2020
c
linux
lua
networking
linux kernel
1 more
Fedora Project
Operating systems
Freedom, Friends, Features, and First.
2025
2020
2019
2018
2017
2016
python
postgresql
javascript
html5
flask
16 more
Flashrom
Operating systems
Reading, writing, verifying, erasing flash chips
2022
c
x86
bios
rom
spi
Forschungszentrum Jülich
Science and medicine
Shaping change: open source for Big Science
2022
python
mpi
high performance computing
pytorch
gpu
Fortran-lang
Programming languages
High-performance parallel programming language
2025
2024
2023
2022
2021
python
c
c++
llvm
compiler
1 more
FrameNet Brasil (UFJF)
Data
Natural Language Understanding with structured computational semantics
2021
2020
2019
python
mysql
javascript
php
Free UK Genealogy
Data
Human transcription of family history data
2018
python
mysql
mongodb
ruby on rails
css
1 more
Free and Open Source Silicon Foundation
Other
Working together for Free and Open Source Silicon
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
python
javascript
fpga
compiler
open hardware
9 more
FreeCAD
End user applications
Cross-platform 3D parametric modeler
2025
2024
2023
python
c++
qt
OpenCASCADE
OpenInventor
FreeType
Programming languages
FreeType is a software library to render fonts.
2024
2023
2022
2021
2020
2019
2018
2017
c
fonts
opentype
library
python
4 more
Frescobaldi
End user applications
Edit music scores with GNU LilyPond.
2017
python
pyqt
GCP Scanner
Security
Security scanning tool for Google Cloud
2023
python
google cloud
GDevelop
Programming languages
The cross-platform game engine designed for everyone.
2020
javascript
c
c++
react
web development
1 more
GENIVI Alliance
Other
Developing open software for IVI and the connected car.
2019
2018
2017
c
linux
c++
qt
yocto
4 more
GNOME Foundation
Operating systems
A diverse and sustainable free software desktop.
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
c
python
javascript
gtk+
gobject
5 more
GNSS-SDR
Science and medicine
An open source GNSS software-defined receiver
2025
2024
2022
2021
2020
2019
2018
2017
2016
c
c++
c++11
c++14
gnss
4 more
GNU Compiler Collection (GCC)
Programming languages
GNU compilers
2025
2024
2023
2022
2021
2020
2019
2018
c
c++
openmp
gnu autotools
gnu make
GNU Image Manipulation Program
End user applications
GIMP is a cross-platform image editor
2025
2024
2023
2022
c
GEGL
GNU Mailman Project
Social and communication
GNU Mailman is a mailing list manager popular in open source projects.
2021
2019
2016
python
django
email
python 3
rest
2 more
GNU Octave
Science and medicine
Free Your Numbers
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
c++
hg
GNU Project
Operating systems
Development of the GNU Operating System
2024
2023
2020
2019
2018
2017
2016
c
python
posix
lisp
eiffel
8 more
GNU Radio
Science and medicine
The free & open software radio ecosystem
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
python
c++
dsp
software radio
rf
4 more
GPAC
Media
C multimedia framework
2020
2016
javascript
c++
mp4
dash
mp4box
2 more
GRAME
Programming languages
Domain specific language for audio
2025
2024
2023
2022
c
python
javascript
c++
typescript
1 more
GRR Rapid Response
Security
GRR Rapid Response is an incident response framework for remote live forensics.
2021
python 3
angular
typescript
materialui
backend
Gambit - Software Tools for Game Theory
Science and medicine
Software for Analysis of Game Theory Models
2016
javascript
Ganeti
Other
Cluster virtual server management software
2016
python
xen
haskell
kvm
virtualization
Genes, Genomes and Variation
Science and medicine
Authoritative databases of genome sequences and their function
2019
2018
2017
2016
mysql
javascript
perl
python
rest
Genome Assembly and Annotation
Science and medicine
Providing freely accessible genomic data
2023
2022
2021
python
mysql
javascript
rust
pytorch
2 more
Gentoo Foundation
Operating systems
A flexible, source-based Linux distribution.
2023
2022
2021
2020
2019
2018
2017
2016
python
c
c++
perl
shell script
5 more
GeomScale
Science and medicine
Scalable geometric and statistical software
2025
2024
2023
2022
2021
2020
python
c++
r
jupyter
github-actions
Git
Programming languages
Fast,Scalable,Distributed revision control system
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
c
shell script
git
shell
c language
GitHub
Other
How people build software
2016
ruby
node.js
git
atom
c#
GitLab
Infrastructure and cloud
Everyone can contribute
2025
2023
2022
2021
ruby
golang
git
ci
devops
4 more
Global Alliance for Genomics and Health
Science and medicine
We develop genomics tools to benefit human health
2024
2023
2022
2021
2020
2019
2018
2017
2016
python
java
sql
protobuf
mongodb
9 more
GnuTLS
Programming languages
C library implementing TLS and DTLS
2023
c
Cryptography
TLS
Godot Engine
End user applications
Multi-platform 2D and 3D game engine
2022
2021
2020
2019
2018
opengl
github
c++
cpp
crossplatform
5 more
Google DeepMind
Artificial Intelligence
Google DeepMind's open-source projects
2025
python
javascript
typescript
Jax
Gemma
Google FHIR SDK
Science and medicine
This work is a partnership between Google, WHO, Ona and other health partners
2021
android
kotlin
sqlite
fhir
materialui
GraphQL Foundation
Data
GraphQL is a fast and efficient query language for APIs.
2020
javascript
react
node.js
graphql
Graphite
End user applications
Editor, graphics engine, & compiler for art/design
2025
2024
machine learning
rust
vulkan
ai
webgpu
Green Navigation
Other
Energy efficient routing for electric vehicles
2017
2016
postgresql
javascript
go
polymer
electromobility
4 more
Haiku
Operating systems
Operating system that targets personal computing.
2024
2023
2022
2021
2020
2019
2018
2017
c++
posix
ffmpeg
bsd unix
webkit
4 more
Halide
Programming languages
A language for fast, portable computation on images and tensors
2021
llvm
c++
Haskell.org
Programming languages
Purely functional programming language
2025
2024
2022
2021
2020
2019
2018
haskell
ghc
cabal
codeworld
servant
1 more
Hazelcast
Data
In-Memory Computing Platform
2020
java
distributed systems
Health Information Systems Programme
Web
Health information system which is being used by 47 countries across world.
2016
javascript
android
java
gradle
reactjs
Homebrew
Programming languages
The Missing Package Manager for macOS (or Linux)
2022
2020
2018
2017
2016
ruby
git
osx
github
bash
3 more
HumanAI
Media
AI for the Arts and the Humanities
2025
2024
python
machine learning
c++
data analysis
artificial intelligence
Hydra Ecosystem
Web
Automate REST APIs. Build next generation API clients.
2021
2020
2019
2018
python
flask
rdf
hydra
json/json-ld
7 more
INCF
Science and medicine
An open & FAIR neuroscience standards organization
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
python
javascript
java
c++
gpu
5 more
IOOS
Science and medicine
Our eyes on the ocean, coasts, and Great Lakes
2025
2024
2022
2021
python
big data science
ocean technology
ocean science
java
3 more
Inclusive Design Institute
End user applications
The IDI addresses the challenge of designing ICT to work for all potential users
2020
2018
2016
javascript
html5
node.js
css
jquery
2 more
Indic Project
End user applications
Improving Information Infrastructure and Access to Knowledge in Indian languages
2016
python
javascript
android
ruby on rails
c++
Inkscape
End user applications
Draw freely!
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
python
c++
css
svg
gtk+
4 more
Inria Foundation
Science and medicine
SOFA is an efficient simulation engine for research in medical simulation.
2018
c
c++
qt
asm
webassembly
1 more
Institut für Angewandte Informatik (InfAI) e.V.
Media
Putting scientific research into practice.
2019
javascript
java
a-frame
neo4j
htc vive
Institute for Artificial Intelligence
Science and medicine
Research in Artificial Intelligence for Autonomous Mobile Robots
2018
2017
python
ros
c++
lisp
prolog
1 more
Intel Video and Audio for Linux
Media
We enable Linux Audio and Video for Intel
2022
2021
2020
2019
2018
2017
video
decode
encode
vpp
multimedia
15 more
InterMine
Science and medicine
Integrating biological data sources, making it easy to query and analyse data
2019
2018
python
postgresql
javascript
java
clojure
1 more
International Catrobat Association
Programming languages
Free visual coding apps for computational thinking
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
javascript
android
java
html5
web
7 more
Internet Archive
Science and medicine
Universal Access to All Knowledge
2025
2024
2023
2021
2020
2019
2018
2017
python
javascript
pthon
node.js
php
4 more
Internet Health Report
Science and medicine
Monitoring the Internet
2025
2024
2023
2022
python
javascript
apache kafka
vue.js
Internet Systems Consortium
Other
We support the infrastructure of the Internet with Open Source
2019
2018
mysql
c
c++
rest
dhcp
4 more
Invesalius
Science and medicine
3D Medical visualization and neuronavigation tool
2025
2024
2023
python
cython
numpy
dicom
Vtk
Ivy (lets-unify.ai)
Data
All of AI, at your Fingertips.
2023
python
cython
tensorflow
pytorch
Jax
JAX and Keras
Artificial Intelligence
Python libraries for large-scale machine learning
2025
python
machine learning
ai
JBoss Community
Data
Community of projects around JBoss Middleware
2022
2021
2020
2019
2018
2017
2016
android
java
ide
asciidoctor
aerogear
9 more
JGraphT
Programming languages
Java library that provides graph data-structures and algorithms.
2018
java
JSK Robotics Laboratory / The University of Tokyo
Science and medicine
JSK is focusing on the fundamental functions & systems for intelligent robots
2019
2018
2017
2016
ros
euslisp
openhrp
openrtm
lisp
1 more
JSON Schema
Data
We enable the reliable use of JSON data format.
2025
2024
python
javascript
typescript
.net
JSON Schema
JabRef e.V.
Science and medicine
Stay on top of your Literature
2025
2024
2022
2021
2019
java
javafx
latex
typescript
bibtex
1 more
JdeRobot
Other
Toolkit for developing Robotics applications
2025
2024
2023
2022
2021
2020
2019
2018
2017
python
c
c++
ros
gazebo
2 more
Jenkins
Programming languages
Jenkins, build great things at any scale
2025
2024
2023
2022
2020
2019
2018
2016
java
groovy
html
jenkins
css
5 more
Jenkins X
Infrastructure and cloud
Accelerate Your Continuous Delivery on Kubernetes
2022
golang
kubernetes
gitops
Jina AI
Data
Multimodal AI from the community, for everyone
2023
python
machine learning
microservices
data science
Multimodel AI
Jitsi
Media
State-of-the-art video conferencing
2025
2024
2022
2018
2017
javascript
java
xmpp
webrtc
sip
3 more
Joomla!
End user applications
The flexible platform empowering website creators.
2025
2022
2021
2019
2018
2017
2016
javascript
html
php
css
jquery
3 more
Joplin
End user applications
The secure note taking application
2024
2022
2021
2020
react
node.js
react native
electron
terminal-kit
3 more
K-9 Mail
End user applications
K-9 Mail – Advanced Email for Android
2017
android
java
KDE Community
End user applications
Control your digital life
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
c++
qt
cmake
php
qt5
5 more
KNIME
Data
Open for Innovation
2019
javascript
java
tensorflow
Kapitan
Programming languages
Templated configuration management for Kubernetes, Terraform and other things
2020
2019
python
kubernetes
jsonnet
jinja2
terraform
1 more
Kart Project
Data
Distributed version-control for geospatial data
2022
python
c++
git
gis
Keploy
Programming languages
Unit, API test generation agent using AI & EBPF
2025
2024
2023
java
golang
node.js
MERN
epbf
2 more
Keptn
Infrastructure and cloud
Event-driven orchestration of cloud-native apps
2022
golang
kubernetes
angular
Helm
Kiwix
End user applications
Internet content available offline.
2025
2024
2023
2021
2020
2019
2018
python
android
java
c++
qt
8 more
Kodi
End user applications
The ultimate entertainment center
2022
2021
2020
2019
2018
2017
python
xml
c++11
git
drupal
7 more
KolibriOS Project Team
Operating systems
A tiny and fast operating system in fasm
2024
2016
fasm
flat assembler
x86 assembly
i386
i586
4 more
Kornia
Programming languages
Advancing Computer Vision & Spatial AI, Openly
2025
cuda
rust
deep learning
data science
Spatial AI
Kotlin Foundation
Programming languages
Advance the Kotlin programming language
2025
2024
2023
gradle
kotlin
jvm
Parsers & Compilers
Multiplatform
KubeVirt
Infrastructure and cloud
Building a virtualization API for Kubernetes
2025
2024
2023
golang
grpc
Kubeflow
Infrastructure and cloud
The Machine Learning Toolkit for Kubernetes (AI)
2025
2024
2020
python
tensorflow
kubernetes
jupyter notebook
kustomize
3 more
LAPPIS
Security
Social Participation to Reach Millions
2024
python
machine learning
ruby on rails
jupyter hub
LEAP Encryption Access Project
End user applications
Privacy should not be a priviledge
2022
2018
python
javascript
twisted
openvpn
gnupg
5 more
LLVM Compiler Infrastructure
Programming languages
LLVM Compiler Infrastructure
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
c
llvm
c++
clang
mlir
LabLua
Operating systems
Programming Language Research with emphasis on Lua
2025
2024
2021
2020
2019
2018
2017
2016
lua
céu
elasticsearch
luarocks
netbsd
3 more
Learning Equality
End user applications
Building equity in education to transform lives
2025
2024
2023
2022
2021
python
javascript
django
vue.js
Libre Space Foundation
Science and medicine
Open-source software and hardware technologies for space
2021
2020
2019
python
django
c
c++
arduino
6 more
LibreCube Initiative
Science and medicine
Open Source Space Exploration
2024
2022
2021
python
micropython
zmq
mbed
mongodb
3 more
LibreHealth
Science and medicine
Healthcare for Humanity
2023
2022
2021
2020
2019
2018
2017
mysql
javascript
java
php
webcomponents
4 more
LibreOffice
End user applications
LibreOffice is a free and open source office suite
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
python
android
java
opengl
c++
Linkerd
Infrastructure and cloud
Linkerd is the ultralight service mesh for Kubernetes and beyond
2020
2019
prometheus
react
rust
golang
kubernetes
1 more
Liquid Galaxy project
Data
We code immersive and interactive apps with GEarth
2025
2024
2023
2022
2021
2020
2019
2017
2016
javascript
ros
gis
cesium
cesiumjs
12 more
LuaRocks
Programming languages
The Lua package manager and ecosystem
2019
2018
2017
lua
luarocks
c
linux
windows
1 more
MBDyn
Science and medicine
Open Source Multibody Simulation
2025
2024
2022
2021
2020
2019
2017
2016
c++
python
scripting
c
MDAnalysis
Science and medicine
Analysis of molecular simulations data with Python
2025
2024
2023
2022
2021
2020
python
cython
c
c++
numpy
MGGG Redistricting Lab
End user applications
MGGG researches applications in math and computer science for US redistricting
2021
2020
python
javascript
julia
gis
mapping
1 more
MIT App Inventor
Development tools
Anyone can build apps with global impact
2025
2024
2023
2022
2021
2020
2019
2017
2016
android
java
html
javascript
gwt
5 more
MZmine
Science and medicine
Open-source software for mass spectrometry
2022
2020
java
javafx
MZmine and MS-DIAL
Science and medicine
Open-source software for mass spectrometry
2023
java
c#
javafx
MacPorts
End user applications
Open Source package manager for macOS.
2020
2019
2018
2017
make
git
tcl
html
javascript
8 more
Machine Learning for Science (ML4SCI)
Science and medicine
Machine learning applications in science
2025
2024
2023
2022
2021
python
c
c++
machine learning
data analysis
1 more
Mantis
Data
Stream Processing for Operational Analytics
2023
java
Rxjava
Akka
Netty
MapAction
Other
MapAction works on maps and data analysis for the humanitarian sector
2021
python
data analysis
gis
apache airflow
visualization
MariaDB
Data
The fastest growing Open Source Database
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
c
mysql
mariadb
perl
java
4 more
Mathesar
Data
Webapp providing a UX-first interface to databases
2023
2022
python
postgresql
javascript
django
svelte
Matrix.org
End user applications
Open, secure, decentralised communication
2022
2021
2020
2019
2018
2017
2016
python
android
react
golang
ios
7 more
Mautic
End user applications
Free your Marketing with Open Source!
2024
mysql
php
symfony
Mayor's Office of New Urban Mechanics
Data
Exploring new approaches to civic life.
2023
2022
2021
python
javascript
ruby
tensorflow
McGill Space Institute
Science and medicine
Center bringing together scientists doing space-related research at McGill
2016
python
sql
big data
databases
Media Cloud
Other
Media Cloud is an open-source platform for media analysis.
2021
python
postgresql
javascript
react
docker
MediaPipe
Media
Live ML anywhere
2021
python
javascript
android
c++
ios
Meshery
Infrastructure and cloud
the extensible, collaborative, Kubernetes manager
2025
javascript
golang
kubernetes
visual design
MetaBrainz Foundation Inc
Data
Open music / book metadata, music recommendations
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
python
postgresql
javascript
perl
postgres
6 more
MetaCall
Programming languages
Simplifying the embedding of programming languages
2024
2023
2022
2021
python
javascript
c
c++
cmake
4 more
Metasploit
Security
World’s most used penetration testing framework
2023
2022
2021
2020
2018
2017
c
ruby
asm
python
postgresql
1 more
Micro Electronics Research Lab - UITU
Other
Accelerating Engineering Innovation
2025
2024
2023
2022
RISCV
Processor
Hardware
systemonchip
memory
Microkernel devroom
Operating systems
Confederation of microkernel projects (Genode, HelenOS, GNU Hurd, MINIX, Redox)
2017
c
c++
rust
arm
x86
Mixxx
End user applications
DJ Mixing App With Powerful Features For All DJs
2025
2024
2022
2020
2018
2017
2016
opengl
c++
qt
c++11
audio
8 more
Mobile Robot Programming Toolkit (MRPT)
Science and medicine
Empowering C++ development in robotics
2018
2017
2016
ros
opencv
c++
qt
cmake
5 more
ModSecurity
Security
ModSecurity cross platform web application firewall
2016
waf
web application firewall
Moira
Programming languages
Moira is a realtime alerting system based on Graphite data
2020
2019
javascript
golang
grafana
typescript
graphite
1 more
Monado
Media
Monado, the free and open source XR platform
2022
opengl
vulkan
openxr
Graphics
XR
Mono Project
Programming languages
Cross-platform C#/F#/.NET runtime and tools
2017
c
c#
.net
f#
Moodle
Social and communication
Empowering educators to improve our world
2019
2018
2017
2016
mysql
postgresql
javascript
php
jquery
3 more
MoveIt
Science and medicine
Moving robots into the future
2024
2023
2022
2021
2020
ros
c++
c
python 3
robotics
2 more
Mozilla
Web
Keeping the Internet open and accessible to all.
2020
2019
2018
2017
2016
python
javascript
c++
rust
html
4 more
MuseScore
End user applications
The World’s Most Popular Music Notation Software
2024
2023
2022
2021
2020
2019
2018
2017
2016
c
c++
qt
qml
c++11
5 more
NV Access
Other
Empowering lives through non-visual access to technology
2020
2019
python
c++
ui automation
iaccessible2
win32 api
Named Data Networking Project
Web
A Content-Centric Future Internet architecture
2019
javascript
android
java
c++14
c#
National Resource for Network Biology (NRNB)
Science and medicine
Developing open source tools for network biology
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
python
javascript
java
c++
php
8 more
Navidrome
Web
Modern music server and streamer compatible with Subsonic/Airsonic
2021
react
golang
ffmpeg
Neovim
End user applications
hyperextensible Vim-based text editor
2025
2020
2019
2018
c
python
javascript
lua
vim
1 more
Netfilter project
Operating systems
Firewalling, NAT and packet mangling for Linux
2019
2018
2017
2016
networking
linux kernel
firewall
c
linux
1 more
Netty
Web
Netty is an asynchronous event-driven network framework
2020
c
java
jni
Neuroinformatics Unit
Science and medicine
Open-source tools for neuroscience and ML
2025
python
numpy
pytorch
Scipy
napari
Neutralinojs
Web
Lightweight cross-platform desktop app framework
2024
2022
c
javascript
node.js
c++
typescript
Nightwatch.js
Programming languages
An integrated testing framework powered by Node.js
2024
javascript
selenium
node.js
typescript
WebDriver
NixOS Foundation
Programming languages
Declarative builds and deployments
2024
git
nix
Nmap Security Scanner
Security
Swiss Army knife of network discovery and security auditing
2017
2016
c
python
c++
lua
NumFOCUS
Science and medicine
NumFOCUS promotes open source scientific software.
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
python
javascript
r
julia
c
1 more
OSGeo (Open Source Geospatial Foundation)
End user applications
The Open Source Geospatial Foundation
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
c
python
ogc standards
c++
sql
5 more
OSU Open Source Lab
Other
OSU Open Source Lab
2016
python
javascript
ruby
rest
OW2
Other
The open source community for infrastructure software.
2018
java
perl
middleware
bpm
wiki
OWASP Foundation
Security
No more insecure software.
2025
2024
2023
2022
2021
2020
2019
2018
2016
python
javascript
java
html
php
9 more
Open Bioinformatics Foundation (OBF)
Science and medicine
Open Source & Open Science in biological research
2022
2021
2020
2019
2018
2017
2016
python
java
haskell
ruby
perl
10 more
Open Chemistry
Science and medicine
Advancing Open Source & Open Science for Chemistry
2024
2023
2022
2021
2020
2019
2018
2017
2016
python
javascript
opengl
c++
webgl
5 more
Open Chromosome Collective
Science and medicine
Open-Source Tools for 3D Genomics Research
2024
python
numpy
scikit-learn
pandas
HDF5
Open Climate Fix
Science and medicine
Using Computers to Fix Climate Change
2025
2024
python
pytorch
Open Data Kit
End user applications
Open Data Kit is used to collect data for social good in difficult environments.
2019
2018
2017
python
javascript
android
java
ruby
Open Detection
Other
Open Detection is a open source project for object detection and recognition.
2017
2016
c
c++
opencv
cmake
caffe
1 more
Open Ephys
Science and medicine
Open-source electrophysiology
2016
c++
juce
Open Food Facts
Science and medicine
Better food choices for your health & the planet
2025
2022
2018
android
machine learning
mongodb
perl
ios
4 more
Open Genome Informatics
Science and medicine
Open access genomics and bioinformatics projects
2023
2022
2021
2020
2017
2016
python
java
node.js
gwt
html
7 more
Open HealthCare Network
Science and medicine
Reimagining Healthcare Delivery
2025
2024
python
django
react
typescript
NextJs
Open Roberta
Programming languages
Open Roberta® Lab is an online IDE introducing kids to program robots with NEPO®
2021
2020
2019
2018
javascript
java
python
go
c++
1 more
Open Robotics
End user applications
Open source robotics and a whole lot more!
2025
2024
2023
2022
2021
2020
2019
2018
2016
ros
gazebo
python
javascript
c
3 more
Open Science Initiative for Perfusion Imaging
Science and medicine
Open access resources for perfusion imaging
2025
2024
python
github
Open Science Labs
Science and medicine
The community open to science and technology.
2025
python
javascript
c++
docker
AST
Open States
Other
Open Source State Legislative Data
2018
2017
python
postgresql
javascript
django
react
1 more
Open Technologies Alliance - GFOSS
Science and medicine
Promote Open Standards and Open Source
2025
2024
2023
2022
2021
2019
2018
2017
python
mysql
java
php
virtuoso
13 more
Open Transit Software Foundation
End user applications
Help make public transit better
2025
2024
android
java
golang
docker
ios
Open3D team
Data
A Modern Library for 3D Data Processing
2022
python
c++
cuda
tensorflow
pytorch
OpenAFS
Operating systems
An open source distributed filesystem.
2025
2022
c
python
git
ansible
filesystems
2 more
OpenAstronomy
Science and medicine
Look at the Universe with the power of Open Source
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
c
python
julia
numpy
qt
5 more
OpenCV
Media
++ beneficial uses of computer vision in society
2025
2024
2023
2022
2021
2020
2019
2017
2016
python
machine learning
c++
computer vision
deep learning
7 more
OpenCensus
Infrastructure and cloud
Planet Scale Tracing and Monitoring
2018
python
java
go
ruby
node.js
OpenELIS Global
Science and medicine
Empowering labs to Ensure Quality Health Care
2025
2024
postgresql
javascript
java
react
spring
OpenEMR
Science and medicine
OpenEMR is a leader in healthcare open-source software
2020
mysql
javascript
html
docker
php
OpenHMD
Media
Multi-Platform Open Source driver for AR/VR/XR devices with stable ABI.
2020
opengl
opencv
vulkan
c99
libusb
OpenKeychain (OpenPGP for Android)
Security
OpenKeychain: Easy PGP for Android
2016
android
openpgp
OpenMRS
Science and medicine
Write Code, Save Lives.
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
java
html5
groovy
xml
hibernate
10 more
OpenMS
Science and medicine
OpenMS GSoC: Advancing Algorithms & AI for Biomedical Insights
2025
python
cython
c++
r
pytorch
OpenMined
Programming languages
Lowering the barrier of entry to privacy preserving technology
2021
2020
deep learning
federated learning
homomorphic encryption
secure multi-party computation
differential privacy
5 more
OpenRefine
Data
A power tool for working with messy data
2024
2020
javascript
java
OpenSIPS
Social and communication
A multi-purpose Open Source SIP proxy/server for carriers, telecoms or ITSPs
2018
c
python
mysql
scripting
OpenStreetMap
Data
Create and distribute free geodata for the world
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
javascript
java
opengl
ruby
postgis
7 more
OpenVINO Toolkit
Development tools
Make AI inference faster and easier to deploy!
2025
2024
2023
2022
python
c++
x86
arm
OpenWISP
End user applications
The Hackable Network Management System
2025
2024
2023
2022
2021
2020
2019
2018
2017
python
javascript
django
openwrt
raspberry pi
3 more
OpnTec
Social and communication
Developing Open Event Solutions for Everyone
2018
python
javascript
android
cloud
emberjs
Oppia Foundation
End user applications
Free platform for interactive, tutor-like lessons
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
python
javascript
angularjs
css
google app engine
6 more
Orange – Data Mining Fruitful & Fun
Science and medicine
A cross-platform, visual-programming tool for data mining and visualization.
2016
python
cython
machine learning
qt
Orcasound
Science and medicine
Humans & AI listening together to save the whales.
2022
2021
2020
python
javascript
react
raspberry pi
elixir
1 more
Organic Maps
End user applications
Offline maps app for tourists, cyclers & hikers
2025
2024
2023
2022
android
java
c++
ios
OpenStreetMap
Our World In Data
Science and medicine
Explaining the world's biggest problems with data
2022
python
mysql
d3
typescript
pandas
P2PSP.org
Media
Shaping the future Internet TV
2018
2017
2016
python
android
c++
ios
webrtc
4 more
PAL Robotics
Other
Enhance people’s quality of life through Robotics
2025
python
javascript
c++
PEcAn Project
Science and medicine
Develop and promote tools for ecosystem modeling
2025
2024
2023
2022
2021
2020
2019
2018
2017
c
postgresql
javascript
r
php
6 more
PLASMA-UMass
Programming languages
PLASMA explores ways to make programming languages faster, safer, and easier.
2016
javascript
c
c++
go
scala
PMD
Programming languages
An extensible cross-language static code analyzer.
2018
2017
java
xml
javacc
antlr
xpath
PRISM Model Checker
Science and medicine
PRISM is a tool for formally verifying the correctness of probabilistic systems.
2016
java
c++
Peragro
Other
Digital Assets Managed Neatly
2016
python
javascript
django
blender
celery
Percona
Data
Unbiased open source database experts.
2020
2019
mysql
postgresql
prometheus
javascript
selenium
3 more
Performance Co-Pilot
Operating systems
System performance analysis
2022
2020
2019
2018
2017
2016
javascript
java
ruby
golang
linux kernel
10 more
Pharo Consortium
Programming languages
Modern and immersive programming language
2025
2023
2021
2019
2017
smalltalk
roassal
polymath
pharo
ide
5 more
Physical Web Project
Other
Physical Web GSoC project based on the Physical Web
2017
2016
python
arduino
internet of things
beacons
beacon
3 more
Pidgin Instant Messenger
Social and communication
A universal chat client.
2021
c
gtk
gstreamer
Pitivi
End user applications
Self-expression through filmmaking
2023
2021
2020
2019
c
gtk
python 3
gstreamer
python
Plan 9 Foundation
Operating systems
Lightweight distributed computing
2021
c
golang
distributed systems
concurrency
Plone Foundation
Web
Python-based CMS, with React front-end.
2025
2024
2023
2022
2018
2017
2016
python
javascript
rest
nosql
zope
4 more
Pocket Science Lab
Science and medicine
Miniaturizing the Open Science Lab with Open Hardware and Open Source Software
2018
c
android
java
firmware
cad
Point Cloud Library
Science and medicine
Standalone, large scale, open project for 2D/3D image and point cloud processing
2021
2020
cmake
cpp
devops
python
cuda
2 more
Polly Labs
Programming languages
Promoting Polyhedral Compilation
2018
2017
llvm
polly
ppcg
integer set library
pencil
3 more
Polypheny
Data
The Most Versatile Data Management Platform
2024
2022
2021
javascript
java
sql
angular
Portland State University
Other
Individual and Academic Open Source
2017
2016
open hardware
language-agnostic
PostgreSQL
Data
The Most Advanced Open Source Relational Database
2025
2024
2023
2022
2021
2020
2019
2018
2017
c
postgresql
perl
sql
rdbms
6 more
Postman
Data
The Future is API-First
2024
2023
2021
2020
javascript
node.js
graphql
openapi
rest api
3 more
PowerDNS
Other
PowerDNS provides open source DNS software
2022
c++
DNS
Probot
Programming languages
Automate and improve GitHub workflows
2018
javascript
github
node.js
Processing Foundation
Programming languages
To empower all people to learn to program
2025
2023
2022
2021
2020
2019
2018
2017
python
javascript
android
java
opengl
4 more
Project Mesa
Science and medicine
Mesa: Agent-based modeling in Python 3+
2025
2024
python
ui/ux
LLMs
Vector Operations
object oriented programming
Project PANOPTES
Science and medicine
Discover New Worlds
2019
python 3
arduino
cloud
Project WikiLoop
Other
Contribute to open knowledge at scale - heritage preservation and translation
2021
python
java
mediawiki
Prometheus-Operator
Infrastructure and cloud
Managing Prometheus atop Kubernetes
2025
2024
prometheus
go
kubernetes
kubernetes operators
Public Lab
Science and medicine
Tools for communities to measure pollution
2022
2021
2019
2018
2017
2016
javascript
ruby on rails
webrtc
leaflet
ruby
2 more
Purr Data
End user applications
Realtime Audio/Visual Programming Environment
2024
2023
2022
2021
2020
2019
2018
javascript
c
c++
node.js
html5/css3
6 more
Python Software Foundation
Science and medicine
A programming language used for science & more
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
python
mercurial
javascript
sqlite
c++
1 more
QC-Devs
Science and medicine
Sustainable software for quantum chemistry & more
2025
2024
python
github
c++
julia
jupyter
QEMU
Infrastructure and cloud
Open source machine emulator and virtualizer
2025
2023
2022
2021
2020
2019
2018
2017
2016
c
assembly
kvm
python
linux
2 more
Qdrant
Data
Vector Search Database for the new AI generation.
2023
python
javascript
rust
Qubes OS
Operating systems
A reasonably secure operating system
2021
2020
2017
c
python
xen
shell
linux
1 more
Quill.org
Web
Helping millions of learners become better writers and critical thinkers
2018
postgresql
javascript
react
ruby
rails
R project for statistical computing
Science and medicine
R software for statistical computing & graphics
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
c
c++
r
fortran
javascript
1 more
RADAR-base
Science and medicine
Improve people's quality of life using patient generated data
2022
java
kotlin
docker
angular
kafka
RTEMS Project
Operating systems
A real-time operating system for Earth & Space
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
c
python
embedded systems
waf
posix
3 more
Radare
Security
Radare2 - Reverse Engineering Framework and Toolset
2020
2018
2017
2016
c
rust
python
node.js
qt
3 more
React Native Elements
Programming languages
Cross Platform React Native UI Toolkit
2021
javascript
react
react native
ReactOS Foundation
Operating systems
Open your windows to freedom!
2022
2021
2020
2019
2018
2017
2016
c
c++
php
win32
nt
Read the Docs
Programming languages
Documentation Simplified
2019
2018
python
javascript
django
sphinx
elasticsearch
1 more
Red Hen Lab
Data
Research on Multimodal Communication
2024
2023
2022
2021
2020
2019
2018
2017
2016
machine learning
opencv
high performance computing
audio procesing
multimodal analysis
13 more
Responsible AI and Human Centred Technology
Science and medicine
Human-centered and responsible AI for all
2022
python
javascript
Technical writing
Rizin
Security
Rizin reverse engineering framework and toolset
2025
2024
2023
2022
2021
c
python
c++
qt
go
RoboComp
Other
Open-source framework to develop robot components
2022
2021
2020
2019
2018
2017
2016
python
c++
cmake
zeroc ice
gnu/linux
10 more
Robolectric
Operating systems
Fast unit testing runtime for Android
2024
2022
android
java
jvm
asm
Rspamd
Security
Rspamd is an email framework and spam filter
2025
2018
2017
c
lua
cmake
javascript
machine learning
3 more
Ruby
Programming languages
Ruby is an object-oriented programming language
2023
2022
2021
2020
2019
2018
2016
ruby
c
java
ruby on rails
rubygems
1 more
Ruby Science Foundation
Science and medicine
Tools for scientific computation in Ruby
2019
2018
2017
2016
c
c++
ruby
jruby
c programming
7 more
Ruby on Rails
Web
Ruby on Rails is web framework that optimizes for programmer happinness.
2018
2017
ruby on rails
ruby
html
SCoRe Lab
End user applications
SCoRe Lab develops FOSS softwares for everyone!!!
2023
2022
2021
2020
2019
2018
2017
2016
python
android
java
golang
hadoop
10 more
SPDX
Other
An open ISO standard for SBOMs
2023
2022
2021
2020
2019
2018
2017
c
python
java
github
rdf
5 more
SQLancer
Data
Automatically testing database systems
2025
2023
java
sql
SW360
Web
Software supply chain management done right !
2025
java
react
couchdb
SpringBoot
SageMath
Science and medicine
Open-source mathematics software system
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
python
cython
javascript
c++
c
1 more
Salesforce
Infrastructure and cloud
From the kernel to the browser, open source projects from Salesforce.
2019
javascript
react
node.js
scala
apache spark
Samba
Other
Opening windows to a wider world
2021
2020
2019
2017
c
python
smb
cifs
Scala Center
Programming languages
Guide and support the Scala community
2025
2024
2023
2022
2021
2018
2017
2016
jvm
scala
llvm
#scala
#scala_lang
6 more
Scalable Parallel Computing Laboratory
Programming languages
High-performance computing for clusters and clouds
2024
2023
python
c++
mpi
aws
Serverless
Scilab
End user applications
Cross-platform numerical computational package and programming language.
2018
2017
2016
c
java
c++
fortran
scilab
2 more
ScummVM
End user applications
Adventure and RPG preservation project
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
opengl
c++
assembly
sdl
c
3 more
SeaQL
Data
Building data intensive applications in Rust
2022
mysql
postgresql
rust
sql
sqlite
Seastar
Programming languages
Framework for writing high-performance server applications on modern hardware
2018
linux
cpp
framework
dpdk
tcp
Semi Technologies
Science and medicine
The ML-first vector search engine
2022
python
machine learning
golang
vectors
natural language processing
Shaka Player
Media
An open-source JavaScript library to play adaptive media.
2021
python
javascript
web development
video codecs
ui/ux
Shogun
Science and medicine
Unified and efficient Machine Learning
2020
2019
2017
2016
python
c++
cmake
swig
c
5 more
Sigmah
End user applications
Java/GWT platform for humanitarian project management
2017
2016
java
gwt
postgresql
Society for Arts and Technology (SAT)
Media
Technological tools for creativity and industry
2025
2023
2022
python
javascript
opengl
c++
supercollider
2 more
Software Heritage
Data
The universal source code archive
2022
2021
2019
python
javascript
django
git
postgres
2 more
Software and Computational Systems Lab at LMU Munich
Programming languages
Algorithms and Tooling for Software Verification
2025
2024
2023
2019
2018
python
javascript
java
grpc
Quarkus
Soletta Project
Programming languages
Soletta Project is an open source framework for making IoT applications
2016
c
python
javascript
machine learning
networking
Space @ Virginia Tech
Science and medicine
Space@VT is devoted to the investigation of the space environment.
2018
python
mysql
javascript
mongodb
d3
St. Jude Children's Research Hospital
Programming languages
Find cures. Saving children.
2025
rust
WDL
Stemformatics
Science and medicine
Stemformatics is a web-based pocket dictionary for stem cell scientists.
2018
python
postgresql
javascript
Ste||ar group
Science and medicine
Shaping a Scalable Future
2025
2024
2023
2022
2021
2020
2018
2017
2016
c++
cuda
opencl
high performance computing
parallel processing
8 more
Stichting SU2
Science and medicine
Computational Fluid Dynamics and Optimization
2025
2024
python
c++
Stony Brook University Biomedical Informatics
Science and medicine
Advance biomedical knowledge through innovative data science research
2018
2017
2016
big data
medical imaging
hadoop
bioinformatics
c++
4 more
Stratosphere Laboratory, Czech Technical University in Prague
Data
Using machine learning and security to help others
2024
2023
python
javascript
redis
flask
docker
1 more
Streetmix
End user applications
Design, remix, and share your neighborhood street, all in your browser.
2018
postgresql
javascript
mongodb
react
redux
Submitty
End user applications
Homework Autograding and Course Management Tools
2024
2023
2022
2020
2019
2018
python
c++
databases
web
html
5 more
Sugar Labs
End user applications
Learning software for children
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
python
javascript
gtk+
android
gtk
7 more
Swift
Programming languages
Fast, safe, and expressive programming language
2025
2024
2023
2022
2021
2020
2019
2018
llvm
c++
cmake
swift
ios
3 more
SymPy
Science and medicine
SymPy is a Python library for symbolic mathematics
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
python
c++
numpy
jupyter
SymbiFlow
Programming languages
A completely FOSS toolchain for FPGAs.
2021
2020
2019
verilog
fpga
xilinx
python
c
1 more
Synfig
Media
Open-source 2D animation software
2025
2024
2023
2022
2021
2020
2019
c++
gtk
gtkmm
python
c++11
Systers Community
Other
Helping women find their potential in code. You are not alone.
2018
python
javascript
android
ruby on rails
ios
Systers, an Anita Borg Institute community
Other
Helping women find their potential in code.
2017
2016
python
mysql
android
ruby on rails
ios
2 more
TARDIS RT Collaboration
Science and medicine
Exploring supernovae made easy
2025
2024
2023
2022
python
numba
numpy
jupyter
pandas
TARDIS SN
Science and medicine
Exploring supernovae made easy
2021
2020
2016
c
python
cython
numba
numpy
2 more
TEAMMATES @ National University of Singapore
Web
An online feedback management system for education
2018
2017
2016
javascript
java
html
css
google app engine
1 more
TLA+
Programming languages
TLA+ is a formal specification language used to design, model and verify systems
2018
java
ocaml
tla+
eclipse
smt
Tarantool
Data
Lighting fast in-memory DBMS with JIT onboard
2022
2021
c
lua
sql
python
c++
TensorFlow
Data
TensorFlow is a ML framework for everyone.
2023
2022
2021
2020
2019
python
c
c++
machine learning
data analysis
7 more
The Apache Software Foundation
Web
Open source software to the public free of charge
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
python
javascript
java
ruby
couchdb
4 more
The Center for Connected Learning and Computer-Based Modeling
Programming languages
NetLogo: A language and IDE for programming and scientific simulations
2019
2018
2017
2016
javascript
java
html5
scala
css
1 more
The ENIGMA Team
Programming languages
A free rapid game development environment.
2024
2023
2022
2021
android
opengl
c++
qt5
recursive-descent
The FreeBSD Project
Operating systems
An OS for servers to embedded devices
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
c
c++
llvm
shell script
make
5 more
The Honeynet Project
Security
Honeypots and Threat Intelligence R&D
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
python
android
machine learning
html
javascript
13 more
The JPF team
Programming languages
JPF is a Java VM used to verify and debug software
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
android
java
distributed systems
jvm
bytecode
1 more
The Julia Language
Science and medicine
A fresh approach to technical computing
2025
2024
2023
2022
2021
2020
2019
2017
2016
c
javascript
c++
julia
atom
9 more
The Libreswan Project
Infrastructure and cloud
Encrypting the Internet with IKE / IPsec
2022
2021
2020
2019
2018
2017
c
python
shell script
qemu
web
6 more
The Linux Foundation
Operating systems
Non-profit consortium fostering growth of Linux
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
c
python
mysql
c++
cups
5 more
The Mifos Initiative
End user applications
End Poverty One Line of Code at a Time
2025
2024
2023
2022
2020
2019
2018
2017
2016
mysql
javascript
android
java
angularjs
3 more
The Monarch Initiative
End user applications
An informatics platform for translational disease research
2016
javascript
semantic web
text mining
named entity recognition
ontologies
The NetBSD Foundation
Operating systems
Of course it runs NetBSD
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
networking
kernel
bsd
c programming
security
11 more
The P4 Language Consortium
Programming languages
Evolve the programmable data plane ecosystem!
2025
2024
llvm
c++
mlir
ebpf
Z3
1 more
The Palisadoes Foundation
Social and communication
Social media and member management for non-profits
2025
2024
2023
2022
2021
javascript
mongodb
node.js
flutter
graphql
3 more
The Perl Foundation
Programming languages
Devoted to the advancement of the Perl languages through discussion and code
2019
c
perl
regular expressions
perl6
perl5
The Postgres Operator
Data
A project to create an open-sourced managed Postgresql service for Kubernetes
2019
postgresql
golang
kubernetes
operator
patroni
The Qt Project
Programming languages
The Qt Project co-ordinates the development of the Qt software framework.
2018
opengl
qt
qml
c++11
cpp
The Rust Foundation
Programming languages
A language empowering everyone
2025
2024
python
rust
The Terasology Foundation
End user applications
Voxel world game/engine with a large focus on extensibility and developer tools
2021
2020
2019
2018
2017
2016
java
opengl
blender
gradle
lwjgl
4 more
The Tor Project
Web
Defend yourself against tracking and surveillance.
2025
2023
2022
2017
2016
c
python
javascript
golang
browser extensions
3 more
The Vega Project at the University of Washington
Web
Declarative formats & Applications for Creating, Saving & Sharing Visualizations
2019
2018
javascript
react
typescript
d3.js
d3
2 more
The Wine Project
Other
Wine runs Windows applications on Linux, BSD, Solaris, macOS and Android.
2020
2019
2018
2017
2016
c
opengl
x11
win32
directx
1 more
The ns-3 Network Simulator Project
Science and medicine
ns-3 is a simulation tool for computer networks.
2025
2024
2023
2022
2021
2020
2019
2018
2017
python
c++
c
python 3
django
TianoCore
Operating systems
Modern, open source, UEFI BIOS firmware
2022
2021
c
python
rust
golang
uefi
Tiled
End user applications
A free, easy to use and flexible 2D level editor.
2017
github
c++
qt
git
TimVideos.us
Media
Software & hardware for recording + streaming conferences, meetings, user groups
2019
2018
2017
2016
c
python
verilog
fpga
vhdl
Timelab Technologies Ltd.
End user applications
We help scientists understanding information in time-series
2016
python
javascript
Tokio
Programming languages
The asynchronous run-time for the Rust programming language.
2019
rust
tokio_rs
Tungsten Fabric
Infrastructure and cloud
Secure software defined networking for any cloud, anywhere.
2019
python
linux
c
c++
networking
1 more
Typelevel
Programming languages
We do functional programming together
2025
linux
node.js
jvm
scala
wasm
UC OSPO
Science and medicine
Amplifying Research Impact through Open Source
2025
2024
2023
python
c
c++
visualization
VLSI
3 more
UCSC Xena
Science and medicine
Helping biologists see the bigger picture in diverse cancer genomics data
2019
2018
2017
python
javascript
react
clojure
d3
1 more
Unicode, Inc.
Programming languages
Bringing internationalization to software!
2025
2024
java
c++
rust
unicode
Unikraft
Operating systems
A Fast and Secure Unikernel SDK
2025
2024
2023
2022
c
python
xen
kvm
assembly language
1 more
Unitex/GramLab
Programming languages
Unitex/GramLab is an open source, multilingual corpus processing suite
2016
java
c++
Uramaki LAB
End user applications
The User Experience LAB based on IA
2025
2024
python
javascript
html
css
Firebase
Urban Energy Systems Laboratory, Empa
Science and medicine
HUES is a platform for modeling & analysis of distributed energy systems
2017
2016
python
gis
milp
fast fluid dynamics
ViSP
Media
Visual tracking and visual servoing library
2018
2017
c++
vision
c
VideoLAN
End user applications
Open Source Multimedia for everyone!
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
c
opengl
c++
qt
assembly
8 more
WSO2
Other
Comprehensive and open source middleware platform that spans the breadth of SOA
2017
2016
java
web services
middleware
soa
distributed computing
Wagtail
Web
The powerful Python CMS for modern websites
2025
2024
2023
2022
python
javascript
django
Waycrate
End user applications
Writing robust tools for the Wayland protocol
2025
2024
c
c++
rust
wayland
Zig
Wayland
Media
Wayland is a protocol for windowing systems on both desktops and embedded
2016
c
opengl
wayland
xml
kms
Wellcome Sanger Tree of Life
Science and medicine
Genome analysis for all species
2025
2024
2022
python
javascript
rust
nextflow
machine learning
2 more
Wikimedia Foundation
Web
Bringing free educational content to the world
2024
2023
2022
2021
2020
2019
2018
2017
2016
javascript
html
php
css
jquery
5 more
Wireshark
Security
Wireshark is the world's foremost network protocol analyzer.
2020
c
c++
lua
qt
cmake
1 more
WorldBrain.io - Verifying the Internet
End user applications
Bookmarking extension that works like your brain - full-text search everything.
2018
2017
javascript
reactjs
react
browser extension
datproject
X.Org Foundation
Media
X Window System and related projects (Mesa, DRI, Wayland, etc.)
2023
2022
2020
2019
2018
2017
2016
c
opengl
c++
vulkan
opencl
3 more
XMPP Standards Foundation
End user applications
XSF develops an open-standard messaging protocol
2024
2023
2022
2020
2019
2017
javascript
java
c++
xmpp
erlang
10 more
XWiki
Web
The Advanced Open Source Enterprise Wiki
2023
2022
2021
2020
2019
2018
2017
2016
javascript
java
html5
css3
velocity
1 more
Xapian Search Engine Library
Data
Fast, scalable and flexible search
2020
2019
2018
2017
2016
android
c++
golang
unicode
swig
1 more
Xen Project
Infrastructure and cloud
Bringing the power of virtualization everywhere
2017
linux
qemu
free/netbsd
asm/c/c++
ocaml
Xfce
Operating systems
Lightweight and flexible linux desktop environment
2022
2021
c
python
javascript
gtk
vala
Xi Editor
End user applications
A modern text editor with a backend written in Rust.
2019
2018
rust
swift
Xiph.Org Foundation
Media
Open-source and royalty free multimedia
2021
rust
assembly
arm
x86
c language
Zendalona
End user applications
FOSS accessibility solutions for visually impaired
2025
2024
python
javascript
android
gtk
qt
Zenodo
Science and medicine
A free and open digital archive for the long-tail of science.
2017
python
postgresql
flask
angularjs
elasticsearch
Zulip
End user applications
Organized chat for distributed teams
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
python
javascript
django
android
ios
5 more
ZynAddSubFX
Media
An open source musical software synthesizer with a wide range of possibilities
2019
c
c++
opengl
ruby
midi
1 more
aimacode
Programming languages
Code for the book "Artificial Intelligence: A Modern Approach"
2019
2018
2017
2016
python
javascript
java
machine learning
artificial intelligence
3 more
appleseed
Media
A modern open source rendering engine for animation and visual effects
2020
2019
2018
2017
python
c++
qt
c
opengl
1 more
cBioPortal for Cancer Genomics
Science and medicine
Aid discovery in complex cancer genomics data
2025
2024
2023
2022
2019
2017
2016
javascript
java
web
html
big data
7 more
caMicroscope
Science and medicine
Toolkit for cancer imaging research
2024
2023
2021
2020
python
javascript
java
tensorflow
medical imaging
3 more
checkstyle
Programming languages
Helps to adheres of Java coding standard
2025
2024
2023
2022
2021
2020
2017
java
antlr
xpath
artificial-intelligence
coala
Programming languages
Linting and Fixing Code for All Languages
2021
2019
2018
2017
python
django
python 3
antlr
emberjs
5 more
coreboot
Operating systems
Fast, secure and flexible BIOS firmware
2023
2022
2020
2019
2016
c
assembly
open hardware
assembler
arm
1 more
dora-rs
End user applications
Simplify robotic apps with low latency & distributed dataflow
2025
python
ros
c++
rust
Autonomous drive
eunomia-bpf
Operating systems
Unleash eBPF Potential with our tools and runtimes
2024
linux
llvm
ebpf
webassembly
freifunk
Operating systems
Free and open wireless networks
2025
2024
2023
2022
2021
2019
2018
2017
2016
c
lua
openwrt
olsr
batman
12 more
gRPC
Infrastructure and cloud
A high performance, open-source universal RPC framework
2018
2016
distributed systems
networking
micro-services
scalability
http/2
3 more
gVisor
Operating systems
An application kernel for containers that provides efficient defense-in-depth
2021
linux
c
c++
golang
posix
gprMax
Science and medicine
Simulating electromagnetic wave propagation
2025
2024
2023
2021
2019
python
cython
cuda
openmp
mpi
1 more
illumos.org
Operating systems
Open Source successor of OpenSolaris
2017
unix
dtrace
illumos
openzfs
zfs
jQuery Foundation
Web
jQuery Foundation - home of jQuery, Dojo and many other JavaScript libraries
2016
javascript
html5
css
jquery
kro | Kube Resource Orchestrator
Infrastructure and cloud
Simplify Kubernetes API and resource management.
2025
prometheus
golang
kubernetes
controller-runtime
CEL
languagetool.org
End user applications
Style and grammar checker
2018
javascript
java
machine learning
tensorflow
ai
libcamera
Media
Provide an open source camera stack for linux
2023
2022
2021
c
c++
linux kernel
qt5
gstreamer
1 more
libssh
Programming languages
The SSH library
2025
2024
2023
2022
c
ssh
ci
git
sftp
libvirt
End user applications
Virtualization abstraction library
2024
2022
2021
2020
2019
2018
2017
2016
c
xen
qemu
containers
kvm
4 more
lowRISC
Other
Open to the core - collaborative engineering for open source silicon and tools
2020
2017
2016
linux
verilog
fpga
chisel
c++
3 more
mlpack
Science and medicine
a fast, flexible machine learning library
2024
2023
2022
2021
2020
2019
2018
2017
2016
c++
python
machine learning
deep learning
templates
2 more
moja global
Data
Collaboration for change
2022
python
javascript
c++
docker
Data-Science
mypy
Programming languages
A static type checker for Python and a compiler for type-annotated Python
2021
2020
python
oVirt
End user applications
Open virtual datacenter management for all
2017
python
java
kvm
omegaUp
End user applications
Open CS Education as a catalyst for social change
2025
2024
2023
2022
2018
python
mysql
php
typescript
vue.js
openSUSE Project
Operating systems
Makers' choice for sysadmins, developers & users
2025
2024
2023
2022
2021
2020
2018
2017
2016
linux
ruby on rails
ruby
docker
angularjs
16 more
ownCloud
Infrastructure and cloud
A safe home for all your data
2017
2016
javascript
html
sql
php
css
3 more
phpBB Forum Software
Social and communication
phpBB is the most widely used free and open-source forum solution.
2018
2017
mysql
javascript
php
css
symfony
1 more
phpMyAdmin
Data
A web interface for MySQL written in PHP
2019
2018
2017
mysql
javascript
php
jquery
cakephp
1 more
rocket.chat
Social and communication
Open source communications platform for the AI age
2025
2024
2023
2022
2021
2020
2019
2018
2017
javascript
webrtc
meteor.js
mongo
android
14 more
sktime
Data
A unified framework for ML with time series
2024
2022
python
github
sphinx
scikit-learn
stdlib
Science and medicine
The fundamental numerical library for JavaScript
2025
2024
c
javascript
node.js
typescript
webassembly
strace
Development tools
Linux syscall tracer
2022
2021
2020
2019
2018
2017
2016
c
linux
shell script
make
git
4 more
syslog-ng
Data
Enhanced log daemon, w/ wide range of I/O methods
2022
2021
2020
2019
2018
2016
c
python
java
rust
big data
6 more
vitrivr
Data
The multimedia search engine
2021
2018
2016
java
machine learning
web
databases
computer vision
7 more
webpack
Web
webpack is the module bundler for web projects
2025
2024
2020
2019
2018
javascript
node.js
web development
html5/css3
webassembly
3 more
wxWidgets
Programming languages
Library for creating portable native GUIs in C++
2017
c++
gtk+
win32
cocoa
xpra
Media
screen for X11, remote access for MS Windows and Mac OS
2019
2018
python
cython
javascript
compression
remote access
1 more
xrdesktop
Media
XR for the Linux Desktop
2021
c
vulkan
wayland
glib
openxr