Bundle, install, and run JavaScript & TypeScript — all in Bun. Bun is a new JavaScript runtime with a native bundler, transpiler, task runner, and npm client built-in
Stories
Bun is a next-generation JavaScript & TypeScript runtime, built in Zig, designed to be a drop-in replacement for Node.js and Deno. More than just a runtime, Bun comes with a bundler, transpiler, package manager, and test runner — all baked in.
💡 “Bun isn’t just fast — it’s everything you need in one tool.”
Development History
📌 2021 – Started by Jarred Sumner to build a faster, lightweight alternative to Node.js.
📌 2022 – Public alpha release, shocking the community with its blazing speed and built-in tools.
📌 2023 – Expanded support for npm, Node.js APIs, and ecosystem adoption.
📌 2024 – Bun becomes a mainstream choice for developers, praised for its performance and all-in-one developer experience.
Key Features
- ⚡ Ultra-fast runtime: Built with Zig for speed and memory efficiency.
- 📦 Integrated package manager: Much faster than npm/yarn/pnpm.
- 🛠️ Built-in bundler & transpiler: No need for Webpack, esbuild, or Babel.
- 🧪 Native test runner: Run and manage tests directly in Bun.
- 🔗 Node.js compatibility: Smooth migration from existing Node.js projects.
- 🌐 First-class TypeScript support: Zero-config setup.
Why Choose Bun?
- 🚀 Significantly faster than Node.js and Deno.
- 🧩 All-in-one developer toolchain.
- 🔗 Full npm compatibility.
- 🌍 Future of web backend development.
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