Compiler GitHub Repositories (2026) · Open Source Tools

CUDA compiler and runtime for Apple Silicon

goboscript is the Scratch compiler

SystemVerilog compiler and language services

A retargetable MLIR-based machine learning compiler and runtime toolkit.

KCL Language Core and API

A utility to compile & decompile IW engine game scripts.

❴ ● ❵ GSS — GPU Style Sheets. A CSS-like language for 3D scenes: selectors, the cascade, nesting, keyframes and transitions, compiled into one raymarching shader for WebGPU and WebGL2. No Three.js, no meshes. Playground, VS Code extension, and a <gss-scene> tag for any page.

Fast Rust-based bundler for the web with a modernized webpack API 🦀

XLS: Accelerated HW Synthesis

An experimental Rust port of the TypeScript 7 compiler (tsc)

A bundler for javascript and friends. Packs many modules into a few bundled assets. Code Splitting allows for loading parts of the application on demand. Through "loaders", modules can be CommonJs, AMD, ES6 modules, CSS, Images, JSON, Coffeescript, LESS, ... and your custom stuff.

C# and Razor compiler playground in the browser via Blazor WebAssembly

jank is the native Clojure dialect with seamless C++ interop.

A Python Interpreter written in Rust

Noir is a domain specific language for zero knowledge proofs

Compiler for multiple programming models (SYCL, C++ standard parallelism, HIP/CUDA) for CPUs and GPUs from all vendors: The independent, community-driven compiler for C++-based heterogeneous programming models. Lets applications adapt themselves to all the hardware in the system - even at runtime!

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

blazing fast Vue.js toolchain. compiler, linter, type checker, formatter, lsp, story system, editors. already 30k+ tests.

Benchmarks compilation speeds of different combinations of languages and compilers.

JS to WASM compiler