Does this skill help with database management?

Yes, it specifically includes patterns for Bun's native SQLite driver, allowing you to manage databases with a fast, zero-dependency API.

What is the Bun Development skill for Claude Code?

It is a specialized capability that provides Claude with domain-specific knowledge to help you build, optimize, and debug applications using the Bun runtime and its built-in toolkit.

How does this skill improve testing workflows?

It provides commands and patterns for 'bun test', which is a high-performance, built-in test runner that is compatible with many existing testing libraries but runs significantly faster.

Can I use this skill to migrate from Node.js to Bun?

Yes, the skill includes specific implementation patterns and guidance for replacing Node.js dependencies and APIs with Bun's faster, native equivalents.

Does this skill support TypeScript natively?

Absolutely. Bun supports TypeScript out of the box, and this skill provides optimized tsconfig.json templates and best practices for TS development.

Bun Development

Name: Bun Development
Author: lev-os

bylev-os

0•

API Development

Accelerates JavaScript and TypeScript development using the Bun runtime, native APIs, and built-in tooling for high-performance applications.

This skill optimizes your software development workflow by leveraging Bun's high-performance runtime for modern JavaScript and TypeScript projects. It provides comprehensive guidance on project initialization, blazing-fast package management, and utilizing Bun's powerful built-in features like the HTTP server (Bun.serve), native SQLite support, and the integrated test runner. Whether you are migrating an existing Node.js project or building a greenfield application, this skill ensures you implement best practices for speed, memory efficiency, and simplified dependency management.

Key Features

01Native TypeScript and JSX execution without external transpilers or complex build steps.

02Built-in high-performance APIs for HTTP servers, WebSockets, and file system I/O.

03Integrated test runner with Jest-compatible syntax for rapid unit and integration testing.

04Ultra-fast package management using bun install for 10-100x speed improvements over legacy tools.

05Zero-config environment variable loading and native SQLite database integration.

060 GitHub stars

Use Cases

01Building high-concurrency microservices and REST APIs with Bun.serve or the Elysia framework.

02Migrating legacy Node.js applications to Bun to reduce startup times and infrastructure costs.

03Developing CLI tools and automation scripts that require instant execution and native TypeScript support.

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add lev-os/agents bun-development

For use in Claude.ai and ChatGPT

Download Skill