Guides

A collection of code samples and walkthroughs for performing common tasks with Bun.

Featured Guides

Use Tanstack Start with Bun

Learn how to build applications with TanStack Start and Bun

Use Next.js with Bun

Build Next.js applications using Bun as the runtime

Build a frontend using Vite and Bun

Set up Vite with Bun for fast frontend development

Write a simple HTTP server

Create your first HTTP server with Bun.serve

Build a simple WebSocket server

Implement real-time communication with WebSockets

Install TypeScript declarations for Bun

Get TypeScript support and autocompletion for Bun APIs

Categories

Browse guides by category:

• Deployment - Deploy Bun applications to various platforms
• Ecosystem & Frameworks - Integrate Bun with popular frameworks
• HTTP & Networking - Build HTTP servers and handle network requests
• WebSocket - Real-time communication with WebSockets
• File System - Read and write files
• Processes - Spawn and manage child processes
• Binary Data - Convert between binary data formats
• Streams - Work with ReadableStreams and Node.js streams
• Test Runner - Write and run tests with Bun
• Package Manager - Manage dependencies with Bun
• Utilities - Common utility functions and helpers