compare
Rolldown vs Rollup
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | Rolldown | Rollup |
|---|---|---|
| Language | Rust | JavaScript |
| Licence | MIT | Other |
| Stars | 14k | 26k |
| Latest | v1.2.12 | v4.64.0 |
| Last push | 2026-10-06 | 2026-10-06 |
| Release cadence | about 7 days between releases | about 5 days between releases |
| Active contributors | 46+ commit authors on the default branch in the last 90 days | 19 commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Rolldown replaces Rollup. Alternatives to Rollup →
Full replacementAims at Rollup's plugin API, written in Rust.
Published benchmarks, each linked to its source. The numbers depend on the hardware and the workload they were measured on.
Production build of the popular-libs case
No cache: Rolldown 1.2.9 1115ms, Rollup 4.63.4 10643ms. Run by the Rspack team on GitHub Actions.
Rolldown
- v1.2.122026-09-30inline common chunks containing import() and deduplicate shared code in lazy chunks (#11034) by @hyfdev
- v1.2.112026-09-24watch: report only file events (#10974) by @shulaoda
- v1.2.102026-09-23rolldown_plugin_esm_external_require: prefer 'module.exports' over a namespace spread (#10901) by @isker
- v1.2.92026-09-16add MODULE_LEVEL_DIRECTIVE warning (#10791) by @sapphi-red
- v1.2.82026-09-09dev: add hotUpdate dev option to gate the hotUpdate hook (#10837) by @h-a-n-a
Rolldown
✓ signed The latest release, v1.2.12, carries a signature GitHub verified.
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Rollup
unsigned The latest release, v4.64.0, carries no signature GitHub could verify.
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