Best Open Source compiler Libraries
A curated list of the most popular GitHub repositories tagged with compiler. Select any project to visualize its architecture and dive into the codebase using RepoMind's AI engine.
#1vercel/next.js
The React Framework
#2rust-lang/rust
Empowering everyone to build reliable and efficient software.
#3sveltejs/svelte
web development for the rest of us
#4webpack/webpack
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.
#5FuelLabs/sway
🌴 Empowering everyone to build reliable and efficient smart contracts.
#6gatsbyjs/gatsby
React-based framework with performance, scalability, and security built in.
#7JetBrains/kotlin
The Kotlin Programming Language.
#8typst/typst
A markup-based typesetting system that is powerful and easy to learn.
#9parcel-bundler/parcel
The zero configuration build tool for the web. 📦🚀
#10babel/babel
🐠 Babel is a compiler for writing next generation JavaScript.
#11ziglang/zig
Moved to Codeberg
#12evanw/esbuild
An extremely fast bundler for the web
#13vlang/v
Simple, fast, safe, compiled language for developing maintainable software. Compiles itself in <1s with zero library dependencies. Supports automatic C => V translation. https://vlang.io
#14markedjs/marked
A markdown parser and compiler. Built for speed.
#15carbon-language/carbon-lang
Carbon Language's main repository: documents, design, implementation, and related tools. (NOTE: Carbon Language is experimental; see README)
#16swc-project/swc
Rust-based platform for the Web
#17v8/v8
The official mirror of the V8 Git repository
#18oxc-project/oxc
⚓ A collection of high-performance JavaScript tools.
#19oracle/graal
GraalVM compiles applications into native executables that start instantly, scale fast, and use fewer compute resources 🚀
#20compiler-explorer/compiler-explorer
Run compilers interactively from your web browser and interact with the assembly
#21nim-lang/Nim
Nim is a statically typed compiled systems programming language. It combines successful concepts from mature languages like Python, Ada and Modula. Its design focuses on efficiency, expressiveness, and elegance (in that order of priority).
#22AssemblyScript/assemblyscript
A TypeScript-like language for WebAssembly.
#23aidenybai/million
Optimizing compiler for React
#24exaloop/codon
A high-performance, zero-overhead, extensible Python compiler with built-in NumPy support
#25Konloch/bytecode-viewer
A Java 8+ Jar & Android APK Reverse Engineering Suite (Decompiler, Editor, Debugger & More)
#26web-infra-dev/rspack
Fast Rust-based bundler for the web with a modernized webpack API 🦀
#27odin-lang/Odin
Odin Programming Language
#28aalhour/awesome-compilers
:sunglasses: Curated list of awesome resources on Compilers, Interpreters and Runtimes
#29scala/scala3
The Scala 3 compiler, also known as Dotty.
#30opal/opal
Ruby ♥︎ JavaScript
#31ProvableHQ/leo
🦁 The Leo Programming Language. A Programming Language for Formally Verified, Zero-Knowledge Applications
#32llvm/torch-mlir
The Torch-MLIR project aims to provide first class support from the PyTorch ecosystem to the MLIR ecosystem.
#33OpenModelica/OpenModelica
OpenModelica is an open-source Modelica-based modeling and simulation environment intended for industrial and academic usage.
#34ubugeeei-prod/vize
blazing fast Vue.js toolchain. compiler, linter, type checker, formatter, lsp, story system, editors. already 30k+ tests.
#35area9innovation/flow9
Platform for safe, easy and productive programming of complex, multi-platform apps with a modern user interface
#36purefunctor/purescript-iris
A compiler for the PureScript programming language.
#37imanzt/loom-dsl-forge
Loom Roblox DSL for Fast Game Scripting and Automation 2026