Rolldown
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VisitRolldown vs Rollup
What both publish
| Fact | Rolldown | Rollup |
|---|---|---|
| Code splitting | Its output.codeSplitting option provides granular control over chunking behavior. | It can split code across entry points and dynamic imports using the output format’s import mechanism. |
| Compatibility | Rolldown provides a Rollup-compatible API and can reuse most existing Rollup plugins. | Rollup can import existing CommonJS modules through a plugin. |
| License | Rolldown is free and open source; VoidZero states that it remains open source and MIT-licensed. | Rollup is released under the MIT License. |
| Purpose | Rolldown is a Rust-based bundler for JavaScript with a Rollup-compatible API and esbuild feature parity. | Rollup is a JavaScript module bundler that compiles small pieces of code into larger applications or libraries. |
Rolldown plans
- Free & open sourceFree
Rollup plans
No prices published.
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 Rollup if…
Rollup suits JavaScript developers building applications or libraries, including projects targeting browsers or Node.js. It also fits workflows that need configurable output formats, code splitting, or a plugin API.