Browse free open source Programming Languages and projects for Windows below. Use the toggles on the left to filter open source Programming Languages by OS, license, language, programming language, and project status.
Lean 4 programming language and theorem prover
Expert System Tool
Set of Python modules designed for writing video games
Fast, small, safe, gradually typed embeddable scripting language
Build massively scalable soft real-time systems
Low-code programming for event-driven applications
Application-scale JavaScript
The Lua development repository, as seen by the Lua team
The PHP Interpreter
The Python programming language
The Smart Contract Programming Language
General-purpose programming language and toolchain
Empowering everyone to build reliable and efficient software
Odin Programming Language
Repository for the book "Crafting Interpreters"
an object-oriented language with late binding
Simple, fast, safe, compiled language for developing software
SmallBASIC is a fast and easy to learn BASIC language interpreter
Interpreter and compiler for the Seed7 programming language.
A BASIC interpreter and compiler with graphics.
A Zebra Programming Language (ZPL) IDE with embedded viewer
Agena is an interpreted procedural programming language.
Go (Golang): An open-source programming language supported by Google
The cross-platform toolkit
New additions to the Java programming language