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bun

Build & Package

Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one

Rust Latest bun-v1.3.14 · 2mo ago Security brief →

Features

  • Drop‑in replacement for Node.js runtime with faster startup and lower memory usage
  • Built‑in test runner, script executor, and package manager
  • Native support for TypeScript and JSX out of the box
  • Comprehensive bundler with loaders, plugins, and macros

Recent releases

View all 23 releases →

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About

Stars
94,692
Forks
4,965
Languages
Rust C++ TypeScript
Downloads/week
7 ↓37%
NPM Maintainers
1
Contributors
500
TypeScript
Types included ✓

Install & Platforms

Install via
shell-script npm brew docker
Platforms
linux macos windows arm64

Community & Support

Alternative to

Node.js

Open source alternatives

Beta — feedback welcome: [email protected]