OpenGion
- Implemented in
- Java
- Licence
- Apache Software License 2.0
OpenRegistry
- Kind
- web framework, application programming interface, online database
- Implemented in
- TypeScript
- Appeared
- 2026
OpenUI5
- Implemented in
- LESS, JavaScript
- Appeared
- 2008
Phorge
- Kind
- issue tracking system, code reviewing software, forge, source code repository, free and open-source software, collaborative development environment, wiki software, bug tracking system
- Implemented in
- JavaScript, PHP
- Appeared
- 2022
Pingora
- Kind
- proxy server, free software
- Implemented in
- Rust
- Appeared
- 2022
Play Framework
- Kind
- web framework
- Developer
- Lightbend Inc.
Podman
- Implemented in
- Go
- Developer
- Matt Heon, Daniel J Walsh, Valentin Rothberg
Polkadot SDK
- Implemented in
- Rust
- Appeared
- 2018
- First release
- 2018
PrimeFaces
- Kind
- web framework
- Implemented in
- Java
- Latest version
- 16.0.1 (October 16, 2026)
Puppet
- Kind
- configuration manager
- Implemented in
- Ruby
- Appeared
- 2005
Pyjs
- Implemented in
- Python
- Latest version
- 0.8.1a (May 9, 2012)
QLever
- Kind
- SPARQL engine, triplestore, free and open-source software
- Implemented in
- C++
- Appeared
- 2017
Quilt
Rapier
- Implemented in
- Rust
- Latest version
- 017.1 (January 22, 2023)
Rocket
- Implemented in
- Rust
- Appeared
- 2016
Seasar
- Implemented in
- Java
- Licence
- Apache Software License 2.0
Selenium
- Kind
- software library, Java software library, test environment, free software, free and open-source software, test automation framework
- Implemented in
- Java
- Latest version
- 4.52.0 (October 29, 2026)
Shizuku
- Kind
- free and open-source software, mobile app
- Latest version
- 13.6.0 (May 25, 2025)
Spark
- Kind
- web framework
- Implemented in
- Java
- Latest version
- 2.9.3 (October 8, 2020)
Spring Boot
- Kind
- web framework
- Implemented in
- Java
- Appeared
- 2014
Spring Framework
- Implemented in
- Java, Kotlin, Apache Groovy
- Appeared
- 2002
Stone Kingdoms
- Implemented in
- Lua
- Appeared
- 2020
Stripes
- Implemented in
- Java
- Latest version
- 1.6.0 (July 23, 2015)
Sudachipy
- Latest version
- 0.5.4 (September 27, 2021)
- Licence
- Apache Software License 2.0
Tauri
- Kind
- software library
- Implemented in
- Rust
- Appeared
- 2020
TensorFlow Lite
- Developer
- Google Brain
- Licence
- Apache Software License 2.0
Tornado
- Kind
- web server, web framework, Python package, free and open-source software
- Implemented in
- Python
- Appeared
- 2009
Vaadin
- Implemented in
- Java
- Appeared
- 2002
Vert.x
- Implemented in
- Java
- Latest version
- 5.2.3 (November 3, 2026)
Xmlbeansxx
- Kind
- free software
- Implemented in
- C++
- Licence
- Apache Software License 2.0
XUnit.net
- Implemented in
- C#
- Latest version
- 2.9.1 (September 22, 2024)
- Licence
- Apache Software License 2.0
Yew
- Implemented in
- Rust
- Latest version
- 0.23.0 (March 10, 2026)