Bun screenshot

Bun

APIs & Dev Tools

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About

Who uses Bun?

A fast all-in-one JavaScript runtime, bundler and package manager.

Features & use cases

  • Bun is a fast JavaScript all-in-one toolkit |
  • Bundling 10,000 React components
  • Four tools, one toolkit
  • Claude Code uses Bun
  • JavaScript Runtime
  • Package Manager

Section titles taken from bun.sh, checked 2026-08-01.

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