# Astro vs Preact

**Leader by Vioscale score:** Preact

| Attribute | Astro | Preact |
|---|---|---|
| **Vioscale score** | 66.4 (67% (medium)) | 78.5 (72% (medium)) |
| activity.commits_last_30d | 100 | 100 |
| adoption.dependent_repos | 18,705 | 78,992 |
| adoption.github_stars | 62,072 | 38,834 |
| adoption.package_downloads_weekly | 4,952,430 | 31,234,030 |
| deployment.options | `{"cloud":true,"self_hosted":true}` | - |
| description.long | A web framework that renders pages on the server and sends minimal JavaScript to browsers, designed for high-performance marketing sites, blogs, and e-commerce platforms. | A minimal virtual DOM library that provides a React-compatible API with significantly reduced file size. Preact delivers performance-focused component development without the overhead of traditional frameworks. |
| features.capabilities | `{"paradigm":"Server-first JavaScript framework","bundle_size":"tiny","ssr_support":true,"component_model":true,"typescript_first":true}` | `{"paradigm":"Virtual DOM component library","bundle_size":"tiny","ssr_support":true,"virtual_dom":true,"component_model":true,"state_management":true}` |
| integrations.count | 18 | - |
| integrations.list | `[{"name":"React"},{"name":"Vue"},{"name":"Svelte"},{"name":"Tailwind CSS"},{"name":"Vercel"},{"name":"Cloudflare Workers"},{"name":"Node.js"},{"name":"Prism"},{"name":"MDX"},{"name":"Sitemap"},{"name":"Starlight"},{"name":"Sentry"},{"name":"UnoCSS"},{"name":"Expressive Code"},{"name":"astro-icon"},{"name":"astro-seo"},{"name":"Fathom Analytics"},{"name":"Feedback Fish"}]` | - |
| language.primary | TypeScript | JavaScript |
| license.spdx | MIT | MIT |
| platform.support | `{"cli":true,"web":true}` | `{"web":true}` |
| pricing | `{"type":"open_source","sourceUrl":"https://astro.build/","retrievedAt":"2026-08-13T23:00:24.996Z"}` | `{"type":"open_source","sourceUrl":"https://preactjs.com/","retrievedAt":"2026-08-13T23:05:09.849Z"}` |
| pricing.free_tier | yes | - |
| pricing.model | commercial | commercial |
| pricing.price_level | free | free |
| release.cadence_days | - | 13 |
| release.history | `[{"url":"https://github.com/withastro/astro/releases/tag/astro%407.2.7","date":"2026-08-25T19:48:31Z","type":"stable","version":"astro@7.2.7"},{"url":"https://github.com/withastro/astro/releases/tag/astro-vscode%402.16.20","date":"2026-08-25T19:48:40Z","type":"stable","version":"astro-vscode@2.16.20"},{"url":"https://github.com/withastro/astro/releases/tag/%40astrojs/language-server%402.16.15","date":"2026-08-25T19:48:34Z","type":"stable","version":"@astrojs/language-server@2.16.15"},{"url":"https://github.com/withastro/astro/releases/tag/%40astrojs/cloudflare%4014.2.5","date":"2026-08-25T19:48:37Z","type":"stable","version":"@astrojs/cloudflare@14.2.5"},{"url":"https://github.com/withastro/astro/releases/tag/create-astro%405.2.4","date":"2026-08-24T14:57:34Z","type":"stable","version":"create-astro@5.2.4"},{"url":"https://github.com/withastro/astro/releases/tag/astro%407.2.6","date":"2026-08-24T16:33:23Z","type":"stable","version":"astro@7.2.6"},{"url":"https://github.com/withastro/astro/releases/tag/astro%407.2.5","date":"2026-08-24T14:57:31Z","type":"stable","version":"astro@7.2.5"},{"url":"https://github.com/withastro/astro/releases/tag/astro-vscode%402.16.19","date":"2026-08-24T14:57:25Z","type":"stable","version":"astro-vscode@2.16.19"},{"url":"https://github.com/withastro/astro/releases/tag/%40astrojs/vercel%4011.0.8","date":"2026-08-24T14:57:43Z","type":"stable","version":"@astrojs/vercel@11.0.8"},{"url":"https://github.com/withastro/astro/releases/tag/%40astrojs/netlify%408.2.4","date":"2026-08-24T14:57:37Z","type":"stable","version":"@astrojs/netlify@8.2.4"},{"url":"https://github.com/withastro/astro/releases/tag/%40astrojs/mdx%407.0.8","date":"2026-08-24T14:57:28Z","type":"stable","version":"@astrojs/mdx@7.0.8"},{"url":"https://github.com/withastro/astro/releases/tag/%40astrojs/markdown-satteri%400.3.8","date":"2026-08-24T14:57:40Z","type":"stable","version":"@astrojs/markdown-satteri@0.3.8"},{"url":"https://github.com/withastro/astro/releases/tag/%40astrojs/cloudflare%4014.2.4","date":"2026-08-24T14:57:23Z","type":"stable","version":"@astrojs/cloudflare@14.2.4"},{"url":"https://github.com/withastro/astro/releases/tag/astro%407.2.4","date":"2026-08-19T14:39:17Z","type":"stable","version":"astro@7.2.4"},{"url":"https://github.com/withastro/astro/releases/tag/%40astrojs/vercel%4011.0.7","date":"2026-08-19T14:39:08Z","type":"stable","version":"@astrojs/vercel@11.0.7"},{"url":"https://github.com/withastro/astro/releases/tag/%40astrojs/react%406.0.4","date":"2026-08-19T14:39:23Z","type":"stable","version":"@astrojs/react@6.0.4"},{"url":"https://github.com/withastro/astro/releases/tag/%40astrojs/preact%406.0.4","date":"2026-08-19T14:39:14Z","type":"stable","version":"@astrojs/preact@6.0.4"},{"url":"https://github.com/withastro/astro/releases/tag/%40astrojs/node%4011.1.4","date":"2026-08-19T14:38:56Z","type":"stable","version":"@astrojs/node@11.1.4"},{"url":"https://github.com/withastro/astro/releases/tag/%40astrojs/netlify%408.2.3","date":"2026-08-19T14:39:11Z","type":"stable","version":"@astrojs/netlify@8.2.3"},{"url":"https://github.com/withastro/astro/releases/tag/%40astrojs/mdx%407.0.7","date":"2026-08-19T14:39:02Z","type":"stable","version":"@astrojs/mdx@7.0.7"}]` | `[{"url":"https://github.com/preactjs/preact/releases/tag/11.0.0-rc.1","date":"2026-08-26T07:49:33Z","type":"prerelease","version":"11.0.0-rc.1"},{"url":"https://github.com/preactjs/preact/releases/tag/11.0.0-rc.0","date":"2026-08-10T06:17:58Z","type":"prerelease","version":"11.0.0-rc.0"},{"url":"https://github.com/preactjs/preact/releases/tag/10.29.8","date":"2026-08-01T09:57:31Z","type":"stable","version":"10.29.8"},{"url":"https://github.com/preactjs/preact/releases/tag/11.0.0-beta.2","date":"2026-07-15T16:46:28Z","type":"prerelease","version":"11.0.0-beta.2"},{"url":"https://github.com/preactjs/preact/releases/tag/10.29.7","date":"2026-07-08T17:33:42Z","type":"stable","version":"10.29.7"},{"url":"https://github.com/preactjs/preact/releases/tag/10.29.6","date":"2026-07-08T07:34:46Z","type":"stable","version":"10.29.6"},{"url":"https://github.com/preactjs/preact/releases/tag/10.29.5","date":"2026-07-07T16:51:01Z","type":"stable","version":"10.29.5"},{"url":"https://github.com/preactjs/preact/releases/tag/10.29.4","date":"2026-07-03T10:58:50Z","type":"stable","version":"10.29.4"},{"url":"https://github.com/preactjs/preact/releases/tag/10.29.3","date":"2026-06-26T05:16:07Z","type":"stable","version":"10.29.3"},{"url":"https://github.com/preactjs/preact/releases/tag/10.29.2","date":"2026-05-17T09:58:18Z","type":"stable","version":"10.29.2"},{"url":"https://github.com/preactjs/preact/releases/tag/10.29.1","date":"2026-04-03T10:43:40Z","type":"stable","version":"10.29.1"},{"url":"https://github.com/preactjs/preact/releases/tag/10.29.0","date":"2026-03-10T18:28:07Z","type":"stable","version":"10.29.0"},{"url":"https://github.com/preactjs/preact/releases/tag/10.28.4","date":"2026-02-19T07:15:06Z","type":"stable","version":"10.28.4"},{"url":"https://github.com/preactjs/preact/releases/tag/11.0.0-beta.1","date":"2026-02-15T10:10:26Z","type":"prerelease","version":"11.0.0-beta.1"},{"url":"https://github.com/preactjs/preact/releases/tag/10.28.3","date":"2026-01-31T09:58:48Z","type":"stable","version":"10.28.3"},{"url":"https://github.com/preactjs/preact/releases/tag/10.28.2","date":"2026-01-06T14:51:37Z","type":"stable","version":"10.28.2"},{"url":"https://github.com/preactjs/preact/releases/tag/10.27.3","date":"2026-01-06T14:59:45Z","type":"stable","version":"10.27.3"},{"url":"https://github.com/preactjs/preact/releases/tag/10.26.10","date":"2026-01-06T15:02:47Z","type":"stable","version":"10.26.10"},{"url":"https://github.com/preactjs/preact/releases/tag/10.28.1","date":"2025-12-23T19:22:14Z","type":"stable","version":"10.28.1"},{"url":"https://github.com/preactjs/preact/releases/tag/10.28.0","date":"2025-12-01T17:12:41Z","type":"stable","version":"10.28.0"}]` |
| security.gdpr | yes | - |
| security.scorecard | - | 5.7 |
| security.vulnerabilities | `{"count":25,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=astro&per_page=100","last_12m":20,"max_severity":"HIGH"}` | `{"count":2,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=preact&per_page=100","last_12m":1,"max_severity":"HIGH"}` |

## Capabilities (Frontend UI Frameworks)

| Capability | Astro | Preact |
|---|:--:|:--:|
| **Core** |  |  |
| Paradigm | Server-first JavaScript framework | Virtual DOM component library |
| Reusable component model | ✓ | ✓ |
| **Rendering** |  |  |
| Virtual DOM | - | ✓ |
| Signals / fine-grained reactivity | - | - |
| SSR support | ✓ | ✓ |
| **DX** |  |  |
| First-class TypeScript | ✓ | - |
| **State** |  |  |
| Built-in state management | - | ✓ |
| **Ecosystem** |  |  |
| Official router | - | - |
| **Performance** |  |  |
| Runtime size | Tiny (<10kb) | Tiny (<10kb) |

*Source: Vioscale. Generated 2026-09-01T17:40:07.451Z. "-" = undocumented, not absent.*