Programming Language GitHub Repositories (2026) · Open Source Tools

Noir is a domain specific language for zero knowledge proofs

a fast systems programming language for high-performance software and gamedev: data-oriented, multi-paradigm, null-safe, safety checks, C-like syntax, C interop, native code/JIT via LLVM, C backend

The Gossamer programming language and tooling

A function definition package for Rocq

A simple, lightweight, flexible, embeddable, portable and multi-paradigm dynamic programming language for developing applications, tools, and domain-specific languages

A little language inspired by Rust that compiles to Go

Solidity, the Smart Contract Programming Language

The Dart SDK, including the VM, JS and Wasm compilers, analysis, core libraries, and more.

XGo is a programming language that reads like plain English. But it's also incredibly powerful — it lets you leverage assets from C/C++, Go, Python, and JavaScript/TypeScript, creating a unified software engineering ecosystem. Our vision is to enable everyone to become a builder of the world.

🐤 The friendly full-stack language

Intel® Implicit SPMD Program Compiler

MimIR is my Intermediate Representation

Darklang main repo, including language, backend, and infra

a visual programming language inspired by Scratch

daslang - high-performance statically strong typed scripting language

Kalandra is a functional, parallel, distributed programming language.

A LOLCODE interpreter written in C.

Logic Language for World Models 🌱🐋🌍

Programming and interaction language. Flexible about syntax, strict about state.

A superset of Lua 5.5 with a focus on general-purpose programming.