# oven-sh/bun

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

- GitHub: https://github.com/oven-sh/bun
- Website: https://bun.com
- Category: Backend & APIs (https://ideas.asveas.com/c/backend); also Frontend Frameworks, Testing & Quality
- Tags: bun, bundler, javascript, javascriptcore, jsx, node, npm, react, rust, rust-lang, transpiler, typescript
- Language: Rust · License: Other
- Stars: 96,651 · Forks: 5,272 · Open issues: 10,029
- Last push: 2026-11-11 (today)
- Vibe score: 96/100

## What it is
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 Rust and powered by JavaScriptCore under the hood, dramatically reducing startup times and memory usage.

## When to use it
Reach for bun when you need a server, API layer, runtime, job queue or realtime channel — it's written in Rust and fits stacks tagged bun, bundler, javascript, javascriptcore.

## Maintenance
oven-sh/bun looks very actively maintained: the last push was today (2026-11-11), with 96,651 stars and 10,029 open issues.

## Quick start
```bash
git clone https://github.com/oven-sh/bun.git
```

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Source: https://ideas.asveas.com/r/oven-sh/bun · Catalog: https://ideas.asveas.com/llms.txt