Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one
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RoadmapRead the docs →What is Bun?Bun is an all-in-one toolkit for JavaScript and TypeScript apps. It ships as a single executable called `bun`.At its core is the Bun runtime, a fast JavaScript runtime designed as a drop-in replacement for Node.js. It's written in Zig and powered by JavaScriptCore under the hood, dramatically reducing startup times and memory usage.[代码块]The `bun` command-line tool also implements a test runner, script runner, and Node.js-compatible package manager. Instead of 1,000 nodemodules for development, you only need `bun`. Bun's built-in tools are significantly faster than existing options and usable in existing Node.js projects with little to no changes.[代码块]InstallBun supports Linux (x64 & arm64), macOS (x64 & Apple Silicon), and Windows (x64 & arm64).> Linux users — Kernel version 5.6 or higher is strongly recommended, but the minimum is 5.1.> x64 us...
📊 Project Info
- Language
- Rust
- Stars
- ⭐ 91,706
- Forks
- 4,578
- Today
- +910
- Ranking
- #4
- Collection
- Overall
- Trending Date
- May 17, 2026
- Last Push
- 5/17/2026
🏷️ Topics
bunbundlerjavascriptjavascriptcorejsxnodejsnpmreacttranspilertypescriptzigziglang
