BunupFast-bundler for libraries built with Bun

bundles faster than you can say "bundle"

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Speed of Bun

Lightning-fast builds — up to ~50× faster than Tsup and powered by Bun's native bundler

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Faster startups by compiling to Bun bytecode—perfect for CLIs.

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Build multiple packages in one config file and with a single command.

First-class bundling support for libraries built with Bun.