好用的 Canvas 引擎，高效绘图 、UI 交互、图形编辑。A Useful Canvas Engine.

A toolchain for building scalable, enterprise-ready component systems on top of TypeScript and Web Component standards. Stencil components can be distributed natively to React, Angular, Vue, and tr…

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.

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

ECMAScript JS AST traversal functions

Prettier is an opinionated code formatter.

JavaScript syntax tree transformer, nondestructive pretty-printer, and automatic source map generator

PSA: moved into babel/babel as @babel/parser -->

Immutable persistent data collections for Javascript which increase efficiency and simplicity.

🗜 JavaScript parser, mangler and compressor toolkit for ES6+

A JavaScript checker and optimizer.