| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| WINE | C/Yacc/JavaScript/Objective-C/Perl | start here | LGPLv2.1+ |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| AkiraUX | Vala | start here | GPLv3 | |
| Blender | C/C++/Python | start here | GPLv3 | |
| DarkTable | C/Lua | start here | GPLv3 | |
| Inkscape | C++ | start here | GPLv2, GPLv3, LGPLv2.1, LGPLv3, MPLv1.1 | |
| Krita | C++ | start here | GPLv3 | |
| GIMP | C | start here | GPLv3 | |
| Glimpse | C/GLib | start here | GPLv3 | Fork of GIMP |
| DigiKam | C++/Qt | start here |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| CMake | C++ | start here | BSD 3-clause | |
| GCC | C/C++ | start here | GPLv3 | Also donations |
| Git | C/Perl/Tcl/Assembly | start here | GPLv2 | |
| GNU Make | C | start here | GPLv3 | |
| Gradle | Java/Groovy/Kotlin | start here | Apache License 2.0 |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| BleachBit | Python/NSIS | start here | GPLv3 | Donations welcome |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| Godot Engine | C++ | start here | MIT | Also documentation, translation, donations |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| Lutris | Python | start here | GPLv3 |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| FreeDreno | C/Assembly | start here |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| radeon-profile | C++ | start here | GPLv2 | |
| WattmanGRK | Python | start here | GPLv2 |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| Telegram | C++/Python/Objective-C++/Shell/Batchfile/Objective-C | start here | GPLv3 | Telegram Apps |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| Kodi | C++/C/JavaScript/CMake/Python/Objective-C++ | start here | GPLv2 | Code Repository, Donations Welcome |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| 3DSlicer | C++/Python | start here | Custom BSD | |
| InVesalius | Python | start here | GPLv2 | Needs translations |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| LibreOffice | C++/XML/Java | start here | Mozilla Public License v2.0 | Donations welcome |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| Gnuplot | C | start here | Custom license | |
| Octave | C++ | start here | GPLv3 | |
| SageMath | Python | start here | GPLv3 | Also donations |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| Mtgdb.Gui | C#/HTML | start here | GPLv3 | Windows only application |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| KdenLive | C++/Qml | start here | GPLv2 | Donations, Developers, Bug Triaging, Donations Welcome |
| Openshot | C++ | start here | GPLv3 | Donations welcome |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| Mozilla Firefox | C++/Rust/Python/Java | start here | Mozilla Public License | Coding, Testing, Localization, Helping, Writing |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| awesome | C | start here | GPLv2 | |
| Enlightenment | C | start here | BSD 2-clause | |
| i3 | C | start here | BSD | |
| Qtile | Python | start here | MIT | |
| sway | C | start here | MIT |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| AdGuard Home | Go/JavaScript/Shell | start here | GPLv3 | Discuss |
| Pi-hole | Shell/Python/PHP/CSS/Roff/Dockerfile | start here | EUPL | Donations welcome, Patreon |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| Duplicati | C#/JavaScript/HTML/Shell/CSS/Python | start here | LGPLv2.1 | Docker Image |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| Odoo | JavaScript/Python/Java/CSS/HTML/Shell | start here | LGPLv3 | Community, Pricing |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| WebCalendar | PHP/JavaScript/Java/HTML/CSS/Perl | start here | GPLv2 |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| NetCache | Shell/Dockerfile/Awk | start here | MIT | Docker Image |
| SteamCache | Shell/Dockerfile | start here | MIT | Docker Images |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| Bitwarden | Typescript/C#/HTML | start here | mostly GPLv3 | Server, Web, Mobile, CLI, Desktop, Browser |
| Passit | Python/HTML/Shell/Dockerfile | start here | AGPLv3 | Docker Image, Firefox Extension, Chrome Extension |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| NextCloud | PHP/JavaScript/Gherkin/CSS/Vue/HTML | start here | GPLv3 | Server, Desktop Client, Android Client, iOS Client |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| GitLab | Ruby/JavaScript/HTML/Vue/CSS | start here | MIT | GitLab Community Edition |
| Name | Language | Contribute | License | Additional Info |
|---|---|---|---|---|
| PiVPN | Shell | start here | MIT | PiVPN Wiki |