Standard Library

⛄ Possibly the smallest compiler ever

Syntax definitions for ES6 JavaScript with React JSX extensions.

Babel Plugin generator for Yeoman

🐠 Babel is a compiler for writing next generation JavaScript.

Polyfill for the ES Module Loader

⚛️ Fast 3kB React alternative with the same modern API. Components & Virtual DOM.

📦 Babel loader for webpack

Alibaba Front-end Coding Guidelines and Relevant Tools

enterprise standard loader

Lerna is a fast, modern build system for managing and publishing multiple JavaScript/TypeScript packages from the same repository.

📦🐈 Active development trunk for Yarn ⚒

Alternative, faster React.js JSX parser

The ESTree Spec

The JSX specification is a XML-like syntax extension to ECMAScript.

Adds static typing to JavaScript to improve developer productivity and code quality.

Build system, optimized for monorepos, with AI-powered architectural awareness and advanced CI capabilities.

Fast, disk space efficient package manager

Monorepo for the JS language tools.

ECMAScript parsing infrastructure for multipurpose analysis

Constants and utilities about visitor keys to traverse AST.

Find and fix problems in your JavaScript code.

Build system optimized for JavaScript and TypeScript, written in Rust

NPM package development tool

📦 A unified JavaScript build system

eslint-scope: ECMAScript scope analyzer

ESLint plugin with rules that help validate proper imports.

Escope: ECMAScript scope analyzer

esmangle is mangler / minifier for Mozilla Parser API AST

AST recursive visitor