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

Utils

Use Bun's utility functions to work with the runtime

Color

Format colors as CSS, ANSI, numbers, hex strings, and more

Globals

Use Bun's global objects

On this page

Bun.version Bun.revision Bun.env Bun.main Bun.sleep()Bun.sleepSync()Bun.which()Bun.randomUUIDv7()Bun.peek()Bun.openInEditor()Bun.deepEquals()Bun.escapeHTML()Bun.stringWidth()Bun.fileURLToPath()Bun.pathToFileURL()Bun.gzipSync()Bun.gunzipSync()Bun.deflateSync()Bun.inflateSync()Bun.zstdCompress() / Bun.zstdCompressSync()Bun.zstdDecompress() / Bun.zstdDecompressSync()Bun.inspect()Bun.inspect.custom Bun.inspect.table(tabularData, properties, options)Bun.nanoseconds()Bun.readableStreamTo*()Bun.resolveSync()Bun.stripANSI()Bun.wrapAnsi()Options serialize & deserialize in bun:jsc estimateShallowMemoryUsageOf in bun:jsc