Bun

Run JavaScript and TypeScript scripts, tests, and builds with Bun.

Updated Apr 18, 2026
One-click install
npx skills add https://github.com/rattamnoon/our-third-story --skill bun-rattamnoon
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: Bun
Source: https://github.com/rattamnoon/our-third-story/tree/main/.agents/skills/bun
Command: npx skills add https://github.com/rattamnoon/our-third-story --skill bun-rattamnoon

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Bun unifies a fast JavaScript runtime, package manager, test runner, and bundler into a single tool, reducing setup complexity and tool fragmentation for JS/TS projects.

Core Features & Use Cases

  • Run scripts and execute TypeScript/JavaScript without extra configuration
  • Install dependencies and manage packages faster than npm
  • Test and bundle apps with built-in tooling; create HTTP servers with Bun.serve()
  • Ideal for small to large projects, monorepos, or prototyping ideas with minimal boilerplate

Quick Start

Initialize a Bun project and start development by running the dev script.

Frequently Asked Questions about Bun

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

FAQPage Schema
How do I run JavaScript and TypeScript code without extra configuration?

You can run JavaScript and TypeScript code without extra configuration by using a unified runtime that natively supports both languages. This tool executes scripts directly, eliminating the need for transpilation setup.

What is the best way to manage packages faster than npm in a monorepo?

The best way to manage packages faster than npm in a monorepo is using a unified package manager. It handles dependency installation across multiple project packages with improved speed and a dedicated lockfile.

Can I test and bundle web apps using a single tool?

Yes, you can test and bundle web apps using a single tool. This tool integrates a built-in test runner and bundler, allowing you to validate and compile applications without installing extra developer dependencies.

Does this JavaScript runtime support creating HTTP servers?

Yes, this JavaScript runtime supports creating HTTP servers. You can use the built-in serve command to start HTTP servers for your web applications directly from the runtime environment.

How do I initialize a Bun project for rapid prototyping?

To initialize a Bun project for rapid prototyping, use the built-in initialization command to generate the required configuration artifacts. You can then start development by running the dev script.

When should I use a unified runtime over fragmented JavaScript tools?

You should use a unified runtime over fragmented JavaScript tools when reducing setup complexity is a priority. It replaces separate runtime, package manager, test runner, and bundler tools with a single solution.