bun

Run JavaScript and TypeScript servers, CLIs, and scripts with Bun.

7|Updated Jan 29, 2026

Search Tags:#typescript #testing #javascript #runtime #bun #bundling #package-management

Ready to run

npx skills add https://github.com/joabgonzalez/ai-agents-skills --skill bun-joabgonzalez

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: bun
Source: https://github.com/joabgonzalez/ai-agents-skills/tree/main/skills/bun
Command: npx skills add https://github.com/joabgonzalez/ai-agents-skills --skill bun-joabgonzalez

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

All-in-one JavaScript/TypeScript runtime with native bundling, testing, and package management optimized for speed.

Core Features & Use Cases

Fast startup and built-in tooling for JS/TS projects.
Use Bun to run servers, CLIs, and scripts with speed advantages.
Ideal for HTTP servers, CLIs, and scripts that require high performance.

Quick Start

Install Bun and start building fast, server-ready JavaScript/TypeScript apps.

Frequently Asked Questions about bun

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I run TypeScript files directly without a separate bundling step?▼

Bun runs TypeScript files directly as a JavaScript runtime without a separate bundling step. It combines a bundler, test runner, and package manager, accelerating development with fast startup times for scripts and HTTP servers.

What is the best way to manage JavaScript packages and run scripts with fast startup times?▼

Bun provides integrated package management and script execution optimized for speed. It natively supports workspaces and bunx to orchestrate end-to-end workflows, eliminating the need for separate package managers or bundlers in your JavaScript projects.

Can I use Bun to build HTTP servers and CLIs in a TypeScript project?▼

Yes, you can use Bun to build HTTP servers and CLIs in TypeScript projects. It uses Bun.serve for HTTP server capabilities and executes TypeScript natively, providing high performance and integrated tooling for your server-ready applications.

Does Bun work with workspace configurations for monorepo package management?▼

Bun supports workspace configurations to manage monorepo dependencies and orchestrate end-to-end workflows. It handles package management natively, allowing you to maintain multiple packages within a single repository using integrated tooling.

When do I need to perform a Bun version compatibility check?▼

You need a Bun version compatibility check when using specific built-in APIs like Bun.serve or Bun.file in your JavaScript and TypeScript projects. Ensuring version compatibility prevents runtime errors and maintains stable execution for your scripts and servers.

Why use an all-in-one JavaScript runtime instead of separate tools for testing and bundling?▼

Using an all-in-one JavaScript runtime like Bun replaces separate tools for testing and bundling with native, integrated features. This approach optimizes speed, reduces configuration overhead, and accelerates development for high-performance scripts and CLIs.