Get Started

Welcome to Bun Installation Quickstart TypeScript TypeScript 6 and 7

Watch Mode Debugging REPL bunfig.toml File Types Module Resolution JSX Auto-install Plugins File System Router

Cookies File I/O Streams Binary Data Archive SQL SQLite S3 Redis Workers Environment Variables Shell Spawn WebView Cron Node-API FFI C Compiler Transpiler CSRF Protection Secrets Console TOML YAML Markdown JSON5 JSONL HTMLRewriter Image Hashing Glob Semver Color Utils Globals Bun APIs Web APIs Node.js Compatibility

Standards & Compatibility

YAML

Use Bun's built-in support for YAML files through both runtime APIs and bundler integration

TOML

Use Bun's built-in support for TOML files through both runtime APIs and bundler integration

Markdown

Parse and render Markdown with Bun's built-in Markdown API, supporting GFM extensions and custom rendering callbacks

On this page

Conformance Runtime API Bun.YAML.parse()Multi-document YAML Supported YAML Features Error Handling Module Import ES Modules Default Import Named Imports CommonJS Hot Reloading with YAML Configuration Hot Reloading Configuration Management Environment-Based Configuration Feature Flags Configuration Database Configuration Bundler Integration Dynamic Imports