Rolldown
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VisitRolldown vs SWC
What both publish
| Fact | Rolldown | SWC |
|---|---|---|
| Compatibility | Rolldown provides a Rollup-compatible API and can reuse most existing Rollup plugins. | SWC's compilation is intended to support all ECMAScript features, and its migration guide says it supports stage 3 proposals and preset-env, including bugfix transforms. |
| Purpose | Rolldown is a Rust-based bundler for JavaScript with a Rollup-compatible API and esbuild feature parity. | SWC is an extensible Rust-based platform for fast developer tools that can compile and bundle JavaScript and TypeScript. |
Rolldown plans
- Free & open sourceFree
SWC plans
- SWCFree
Pick Rolldown if…
Rolldown suits JavaScript developers looking for a bundler with TypeScript and JSX transforms and a Rollup-compatible plugin API. Its guidance points most application developers toward using it through Vite and library authors toward tsdown.
Pick SWC if…
SWC suits developers and build-tool authors working with JavaScript or TypeScript. It is also relevant to teams seeking compiler integrations with tools such as webpack, Rspack, or Jest.