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🚧 Work in Progress

Rolldown is currently in active development and not usable for production yet.


Rolldown is a JavaScript bundler written in Rust intended to serve as the future bundler used in Vite. It provides Rollup-compatible APIs and plugin interface, but will be more similar to esbuild in scope.

For more information, please check out the documentation at


We would love to have more contributors involved!

To get started, please read our Contributing Guide.


The Rolldown project is heavily inspired by:

And supported by:

  • napi-rs for Node.js add-ons in Rust via Node-API.
  • oxc for the underlying parser, resolver, and sourcemap support.


This project is licensed under the MIT License.

This project also partially contains code derived or copied from the following projects:

Licenses of these projects are listed in THIRD-PARTY-LICENSE