SoapUI is a free and open source cross-platform functional testing
Adversary Emulation Framework
Objeck is a modern object-oriented programming language
clangd language server
The Microsoft Build Engine (MSBuild) build platform for .NET and VS
Apache NetBeans
Python implementation for microcontrollers and constrained systems
A free and open development kit for the Sega Mega Drive
Desktop/Android/HTML5/iOS Java game development framework
Metaprogramming library to analyze and transform Java source code
Adaptable, fast automation for all
ProGuard, Java optimizer and obfuscator
A TypeScript-to-Luau Compiler for Roblox
A Rust compiler front-end for IDEs
Apache Maven core
Framework for application developers to use state machine concepts
Continuous inspection
Java interface to OpenCV, FFmpeg, and more
VHDL 2008/93/87 simulator
The most widely used Python to C compiler
Mirror of Steel Bank Common Lisp (SBCL)'s repository
sbt, the interactive build tool
opam is a source-based package manager
Opal is a Ruby to JavaScript source-to-source compiler
Runtime code generation for the Java virtual machine