# Rolldown vs webpack

**Leader by vioscaleAI score:** webpack

| Attribute | Rolldown | webpack |
|---|---|---|
| **vioscaleAI score** | 52 (62% (medium)) | 69.9 (78% (high)) |
| activity.commits_last_30d | 100 | 100 |
| adoption.dependent_repos | 2 | 3,177 |
| adoption.github_stars | 13,969 | 65,972 |
| content.faq | `[{"answer":"A JavaScript/TypeScript bundler combining Rollup-compatible APIs with esbuild feature parity, designed as the standard bundler for Vite. Free and open-source software built and maintained by a core team with community contributions. It is indexed under Bundlers.","source":"https://rolldown.rs","question":"What is Rolldown?","confidence":0.6},{"answer":"Rolldown is open source, so it can be self-hosted and used at no licence cost. It is released under the MIT licence. Pricing changes often, so verify at source before relying on it.","source":"https://rolldown.rs","question":"Is Rolldown free to use?","confidence":0.6},{"answer":"Rolldown supports a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://rolldown.rs","question":"What platforms does Rolldown support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Rolldown, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://rolldown.rs","question":"Can Rolldown be self-hosted?","confidence":0.6},{"answer":"We have confirmed 5 integrations for Rolldown, including Rollup, Vite, esbuild, napi-rs and GitHub. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://rolldown.rs","question":"What does Rolldown integrate with?","confidence":0.6},{"answer":"Yes. Rolldown is published under the MIT licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/rolldown/rolldown","question":"Is Rolldown open source?","confidence":0.95}]` | `[{"answer":"An open-source JavaScript bundler that prepares code and assets for production browser delivery. Offers code splitting for on-demand component loading, support for various module formats, preprocessing capabilities via loaders, and optimization to reduce bundle size and improve performance. It is indexed under Bundlers.","source":"https://webpack.js.org","question":"What is webpack?","confidence":0.6},{"answer":"webpack is open source, so it can be self-hosted and used at no licence cost. It is released under the MIT licence. Pricing changes often, so verify at source before relying on it.","source":"https://webpack.js.org","question":"Is webpack free to use?","confidence":0.6},{"answer":"webpack supports a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://webpack.js.org","question":"What platforms does webpack support?","confidence":0.6},{"answer":"We have confirmed 4 integrations for webpack, including Gulp, Mocha, Karma and NPM Scripts. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://webpack.js.org","question":"What does webpack integrate with?","confidence":0.6},{"answer":"Yes. webpack is published under the MIT licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/webpack/webpack","question":"Is webpack open source?","confidence":0.95}]` |
| deployment.options | `{"cloud":true}` | - |
| description.long | A fast bundler for JavaScript/TypeScript projects written in Rust that provides Rollup-compatible APIs and plugin interfaces, designed with scope and capabilities similar to esbuild. | A build tool that combines modules and assets into optimized bundles for web applications. It handles JavaScript, CSS, HTML, and other resource types through a plugin-based architecture with support for code splitting and transformation. |
| features.capabilities | - | `{"open_source":true,"source_maps":true,"css_bundling":true,"tree_shaking":true,"code_splitting":true,"dev_server_hmr":true,"hmr_dev_server":true,"native_esm_dev":true,"polyglot_support":true,"incremental_builds":true,"webpack_plugin_compat":true,"tree_shaking_code_splitting":true,"hermetic_reproducible_builds":true}` |
| integrations.count | 5 | 4 |
| integrations.list | `[{"name":"Rollup"},{"name":"Vite"},{"name":"esbuild"},{"name":"napi-rs"},{"name":"GitHub"}]` | `[{"name":"Gulp"},{"name":"Mocha"},{"name":"Karma"},{"name":"NPM Scripts"}]` |
| language.primary | Rust | JavaScript |
| license.spdx | MIT | MIT |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true}` | `{"cli":true}` |
| pricing | `{"type":"open_source","plans":[{"free":true,"name":"Open Source","features":["Rust-based bundler","Rollup-compatible API","Esbuild feature parity","Built-in transforms and minification","Vite 8+ integration"],"description":"Full bundler with transforms, minification, and plugin support"}],"freeTier":true,"sourceUrl":"https://rolldown.rs","retrievedAt":"2026-08-20T16:36:15.492Z"}` | `{"type":"open_source","summary":"Free and open-source","freeTier":true,"sourceUrl":"https://webpack.js.org","retrievedAt":"2026-08-20T16:35:12.905Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | open_source | open_source |
| pricing.price_level | free | free |
| pricing.transparent | yes | - |
| release.cadence_days | 6 | 4 |
| release.history | `[{"url":"https://github.com/rolldown/rolldown/releases/tag/v1.2.14","date":"2026-10-14T10:48:46Z","type":"stable","version":"v1.2.14"},{"url":"https://github.com/rolldown/rolldown/releases/tag/v1.2.13","date":"2026-10-07T14:23:17Z","type":"stable","version":"v1.2.13"},{"url":"https://github.com/rolldown/rolldown/releases/tag/v1.2.12","date":"2026-09-30T14:45:29Z","type":"stable","version":"v1.2.12"},{"url":"https://github.com/rolldown/rolldown/releases/tag/v1.2.11","date":"2026-09-24T14:32:08Z","type":"stable","version":"v1.2.11"},{"url":"https://github.com/rolldown/rolldown/releases/tag/v1.2.10","date":"2026-09-23T13:43:46Z","type":"stable","version":"v1.2.10"},{"url":"https://github.com/rolldown/rolldown/releases/tag/v1.2.9","date":"2026-09-16T13:34:53Z","type":"stable","version":"v1.2.9"},{"url":"https://github.com/rolldown/rolldown/releases/tag/v1.2.8","date":"2026-09-09T09:45:00Z","type":"stable","version":"v1.2.8"},{"url":"https://github.com/rolldown/rolldown/releases/tag/v1.2.7","date":"2026-09-02T13:30:58Z","type":"stable","version":"v1.2.7"},{"url":"https://github.com/rolldown/rolldown/releases/tag/v1.2.6","date":"2026-08-26T12:05:05Z","type":"stable","version":"v1.2.6"},{"url":"https://github.com/rolldown/rolldown/releases/tag/v1.2.5","date":"2026-08-19T13:30:59Z","type":"stable","version":"v1.2.5"},{"url":"https://github.com/rolldown/rolldown/releases/tag/v1.2.4","date":"2026-08-12T10:33:48Z","type":"stable","version":"v1.2.4"},{"url":"https://github.com/rolldown/rolldown/releases/tag/v1.2.3","date":"2026-08-05T10:52:38Z","type":"stable","version":"v1.2.3"},{"url":"https://github.com/rolldown/rolldown/releases/tag/v1.2.2","date":"2026-08-03T09:50:37Z","type":"stable","version":"v1.2.2"},{"url":"https://github.com/rolldown/rolldown/releases/tag/v1.2.1","date":"2026-07-29T13:25:27Z","type":"stable","version":"v1.2.1"},{"url":"https://github.com/rolldown/rolldown/releases/tag/v1.2.0","date":"2026-07-15T11:08:44Z","type":"stable","version":"v1.2.0"},{"url":"https://github.com/rolldown/rolldown/releases/tag/v1.1.5","date":"2026-07-08T11:32:27Z","type":"stable","version":"v1.1.5"},{"url":"https://github.com/rolldown/rolldown/releases/tag/v1.1.4","date":"2026-07-01T14:02:02Z","type":"stable","version":"v1.1.4"},{"url":"https://github.com/rolldown/rolldown/releases/tag/v1.1.3","date":"2026-06-24T10:49:00Z","type":"stable","version":"v1.1.3"},{"url":"https://github.com/rolldown/rolldown/releases/tag/v1.1.2","date":"2026-06-18T13:33:10Z","type":"stable","version":"v1.1.2"},{"url":"https://github.com/rolldown/rolldown/releases/tag/v1.1.1","date":"2026-06-11T09:09:53Z","type":"stable","version":"v1.1.1"}]` | `[{"url":"https://github.com/webpack/webpack/releases/tag/v5.111.1","date":"2026-09-18T11:23:07Z","type":"stable","version":"v5.111.1"},{"url":"https://github.com/webpack/webpack/releases/tag/v5.111.0","date":"2026-09-14T06:11:20Z","type":"stable","version":"v5.111.0"},{"url":"https://github.com/webpack/webpack/releases/tag/v5.110.3","date":"2026-09-01T19:57:07Z","type":"stable","version":"v5.110.3"},{"url":"https://github.com/webpack/webpack/releases/tag/v5.110.2","date":"2026-08-30T14:53:08Z","type":"stable","version":"v5.110.2"},{"url":"https://github.com/webpack/webpack/releases/tag/v5.110.1","date":"2026-08-27T20:01:43Z","type":"stable","version":"v5.110.1"},{"url":"https://github.com/webpack/webpack/releases/tag/v5.110.0","date":"2026-08-27T11:28:05Z","type":"stable","version":"v5.110.0"},{"url":"https://github.com/webpack/webpack/releases/tag/v5.109.2","date":"2026-07-28T18:14:32Z","type":"stable","version":"v5.109.2"},{"url":"https://github.com/webpack/webpack/releases/tag/v5.109.1","date":"2026-07-27T21:58:06Z","type":"stable","version":"v5.109.1"},{"url":"https://github.com/webpack/webpack/releases/tag/v5.109.0","date":"2026-07-23T19:19:31Z","type":"stable","version":"v5.109.0"},{"url":"https://github.com/webpack/webpack/releases/tag/v5.108.4","date":"2026-07-04T18:09:51Z","type":"stable","version":"v5.108.4"},{"url":"https://github.com/webpack/webpack/releases/tag/v5.108.3","date":"2026-06-29T22:00:22Z","type":"stable","version":"v5.108.3"},{"url":"https://github.com/webpack/webpack/releases/tag/v5.108.2","date":"2026-06-29T12:56:26Z","type":"stable","version":"v5.108.2"},{"url":"https://github.com/webpack/webpack/releases/tag/v5.108.1","date":"2026-06-26T13:04:32Z","type":"stable","version":"v5.108.1"},{"url":"https://github.com/webpack/webpack/releases/tag/v5.108.0","date":"2026-06-25T09:40:34Z","type":"stable","version":"v5.108.0"},{"url":"https://github.com/webpack/webpack/releases/tag/v5.107.2","date":"2026-05-25T15:18:32Z","type":"stable","version":"v5.107.2"},{"url":"https://github.com/webpack/webpack/releases/tag/v5.107.1","date":"2026-05-21T14:29:33Z","type":"stable","version":"v5.107.1"},{"url":"https://github.com/webpack/webpack/releases/tag/v5.107.0","date":"2026-05-20T09:40:29Z","type":"stable","version":"v5.107.0"},{"url":"https://github.com/webpack/webpack/releases/tag/v5.106.2","date":"2026-04-15T11:44:13Z","type":"stable","version":"v5.106.2"},{"url":"https://github.com/webpack/webpack/releases/tag/v5.106.1","date":"2026-04-10T10:42:06Z","type":"stable","version":"v5.106.1"},{"url":"https://github.com/webpack/webpack/releases/tag/v5.106.0","date":"2026-04-08T15:11:27Z","type":"stable","version":"v5.106.0"}]` |
| security.scorecard | - | 5.7 |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=rolldown&per_page=100","last_12m":0,"max_severity":null}` | `{"count":4,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=webpack&per_page=100","last_12m":2,"max_severity":"CRITICAL"}` |

## Capabilities (Bundlers)

| Capability | Rolldown | webpack |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Dev server hmr | - | ✓ |
| Native esm dev | - | ✓ |
| Code splitting | - | ✓ |
| Tree shaking | - | ✓ |
| Css bundling | - | ✓ |
| Zero config | - | - |
| Webpack plugin compat | - | ✓ |
| Rollup plugin compat | - | - |
| Monorepo aware | - | - |
| Source maps | - | ✓ |

*Source: vioscaleAI. Generated 2026-10-16T17:44:39.934Z. "-" = undocumented, not absent.*