Bun

Fast JavaScript runtime and toolkit

84
Project is healthy
Funding
Stable
Maintenance
Active
Contributors
Healthy
Bus Factor
Medium risk
Metrics last updated: 6 days ago (2026-02-07)

Overview

Bun is a fast all-in-one JavaScript runtime and toolkit, including a bundler, test runner, and Node.js-compatible package manager.

Importance

  • Fastest JavaScript runtime
  • Growing Node.js alternative
  • Foundation for fast tooling
  • Pushing ecosystem forward

Key Features

  • Speed-focused design
  • Node.js compatibility
  • Built-in bundler
  • Native TypeScript support

Sustainability

Bun is backed by Oven (VC-funded) with commercial support planned. Development is active but dependent on funding.

Dependencies

⬆️ Depends On (1)
Bun
unknown

Dependency Chain

Upstream
Linux Kernel
Bun

Impact Analysis

1 Direct Dependencies
0 Dependent Projects
🔝 Top-level project