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Core

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Core

Bundler

Bun's fast native bundler for JavaScript, TypeScript, JSX, and more

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At a Glance Why bundle?Basic example Watch mode Content types Assets Plugins API entrypoints files Bundle entirely from memory Override files on disk Mix disk and virtual files outdir target format format: "esm" - ES Module format: "cjs" - CommonJS format: "iife" - IIFE jsx splitting plugins env env: "inline"env: "PUBLIC_*" (prefix)env: "disable"sourcemap minify external packages naming root publicPath define loader banner footer drop features optimizeImports metafile Markdown metafile metafile option formats Outputs Bytecode Executables Logs and errors Reference CLI Usage General Configuration Output & File Handling File Naming Bundling Options Minification & Optimization Development Features Standalone Executables Windows Executable Details Experimental & App Building