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bun-development

Fast, modern JavaScript/TypeScript development with the Bun runtime, inspired by [oven-sh/bun](https://github.com/oven-sh/bun).

40,109stars6,492forksUpdated 6/9/2026

Security Assessment

Critical Risk(5/100)

Detected risks:

Destructive Operations([SKILL.md] rm -rf)
Secret Exposure([SKILL.md] password =)
Sensitive File Access([SKILL.md] .env)
Security Score5/100

About bun-development

The bun-development skill provides developers with a fast and modern environment for building JavaScript and TypeScript applications using the Bun runtime. It addresses common performance and tooling limitations in traditional Node.js setups by offering a runtime that is optimized for speed, native TypeScript and JSX support, and built-in development tools. By leveraging Bun, developers can reduce startup times, accelerate package installation, and simplify project workflows without relying on multiple external tools or transpilers.

Key features of this skill include Bun's integrated test runner, bundler, and package manager, all designed to work seamlessly with modern JS/TS projects. The skill supports project initialization with templates for popular frameworks like React, Next.js, Vite, and Elysia APIs. It also includes optimized configuration files, such as a Bun-focused tsconfig.json and preconfigured package.json scripts, enabling developers to run, build, test, and lint projects efficiently. Additionally, Bun simplifies dependency management with commands for adding, removing, and updating packages from various sources, including npm registries and Git repositories.

This skill is ideal for developers starting new JavaScript or TypeScript projects who want to leverage Bun's performance advantages and streamlined tooling. It is also suitable for teams migrating existing Node.js projects to a faster runtime or those aiming to optimize development speed and productivity. Use cases include web application development, API services, and rapid prototyping, particularly for projects that benefit from native TypeScript support, fast package installations, and built-in development utilities.

FAQ

How do I install Bun on my system?

Bun can be installed on macOS and Linux using Homebrew or the official installer script, on Windows using a PowerShell script, or globally via npm. The skill provides step-by-step instructions for each platform.

Can I use existing Node.js packages with Bun?

Yes, Bun supports most npm packages. You can install dependencies using 'bun add' and specify versions, optional packages, or Git repositories as needed.

Does Bun support TypeScript and JSX natively?

Yes, Bun provides native support for TypeScript and JSX, eliminating the need for separate transpilers and simplifying project setup.

Which types of projects are best suited for Bun?

Bun is ideal for new JavaScript or TypeScript projects, migrating Node.js applications, web apps, APIs, and projects that benefit from faster development workflows and built-in tools like the bundler and test runner.

Are there any limitations or risks with using Bun?

Bun is marked as a critical-risk skill due to its fast-evolving nature and potential compatibility issues with some Node.js packages. Testing and careful dependency management are recommended.

Install bun-development

Download and extract the skill files to your .claude/skills/ directory.

Quick Setup:

  1. Copy the skill folder to .claude/skills/
  2. Claude will automatically detect and use the skill