# Astro vs Ember

| Attribute | Astro | Ember |
|---|---|---|
| **Vioscale score** | 68 (67% (medium)) | 71.5 (70% (medium)) |
| activity.commits_last_30d | 100 | 79 |
| adoption.dependent_repos | 18,705 | 7,078 |
| adoption.github_stars | 62,072 | 22,566 |
| adoption.package_downloads_weekly | 4,952,430 | 292,698 |
| 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 JavaScript framework designed for long-term web application development with integrated routing, data management, testing infrastructure, and component architecture to enable teams to build and maintain rich user interfaces. |
| features.capabilities | `{"paradigm":"Server-first JavaScript framework","bundle_size":"tiny","ssr_support":true,"component_model":true,"typescript_first":true}` | `{"paradigm":"Component-based reactive framework","bundle_size":"small","virtual_dom":true,"component_model":true,"router_official":true,"state_management":true,"signals_reactivity":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 | TypeScript |
| license.spdx | MIT | MIT |
| market.availability | - | `{"hqCountry":"US","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| 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","freeTier":true,"sourceUrl":"https://emberjs.com/","retrievedAt":"2026-08-13T22:58:52.188Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | open_source |
| pricing.price_level | free | free |
| pricing.transparent | - | yes |
| release.cadence_days | - | 4 |
| 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/emberjs/ember.js/releases/tag/v7.3.0-beta.1-ember-source","date":"2026-08-09T19:17:09Z","type":"prerelease","version":"v7.3.0-beta.1-ember-source"},{"url":"https://github.com/emberjs/ember.js/releases/tag/v7.2.0-ember-source","date":"2026-08-10T15:19:50Z","type":"stable","version":"v7.2.0-ember-source"},{"url":"https://github.com/emberjs/ember.js/releases/tag/v7.2.0-beta.1-ember-source","date":"2026-06-22T21:09:25Z","type":"prerelease","version":"v7.2.0-beta.1-ember-source"},{"url":"https://github.com/emberjs/ember.js/releases/tag/v7.1.0-ember-source","date":"2026-06-22T20:43:22Z","type":"stable","version":"v7.1.0-ember-source"},{"url":"https://github.com/emberjs/ember.js/releases/tag/v7.1.0-beta.1-ember-source","date":"2026-05-12T17:39:52Z","type":"prerelease","version":"v7.1.0-beta.1-ember-source"},{"url":"https://github.com/emberjs/ember.js/releases/tag/v7.0.0-ember-source","date":"2026-05-12T17:39:18Z","type":"stable","version":"v7.0.0-ember-source"},{"url":"https://github.com/emberjs/ember.js/releases/tag/v6.12.0-ember-source","date":"2026-03-31T22:06:53Z","type":"stable","version":"v6.12.0-ember-source"},{"url":"https://github.com/emberjs/ember.js/releases/tag/v6.11.1-ember-source","date":"2026-03-27T18:20:04Z","type":"stable","version":"v6.11.1-ember-source"},{"url":"https://github.com/emberjs/ember.js/releases/tag/v6.8.4-ember-source","date":"2026-03-27T18:27:19Z","type":"stable","version":"v6.8.4-ember-source"},{"url":"https://github.com/emberjs/ember.js/releases/tag/v6.12.0-beta.3-ember-source","date":"2026-03-25T20:56:11Z","type":"prerelease","version":"v6.12.0-beta.3-ember-source"},{"url":"https://github.com/emberjs/ember.js/releases/tag/v6.12.0-beta.2-ember-source","date":"2026-03-10T01:18:23Z","type":"prerelease","version":"v6.12.0-beta.2-ember-source"},{"url":"https://github.com/emberjs/ember.js/releases/tag/v6.12.0-beta.1-ember-source","date":"2026-02-17T19:33:25Z","type":"prerelease","version":"v6.12.0-beta.1-ember-source"},{"url":"https://github.com/emberjs/ember.js/releases/tag/v6.11.0-ember-source","date":"2026-02-17T19:10:34Z","type":"stable","version":"v6.11.0-ember-source"},{"url":"https://github.com/emberjs/ember.js/releases/tag/v6.8.3-ember-source","date":"2026-02-16T16:34:42Z","type":"stable","version":"v6.8.3-ember-source"},{"url":"https://github.com/emberjs/ember.js/releases/tag/v6.11.0-beta.2-ember-source","date":"2026-02-02T19:43:26Z","type":"prerelease","version":"v6.11.0-beta.2-ember-source"},{"url":"https://github.com/emberjs/ember.js/releases/tag/v6.11.0-beta.1-ember-source","date":"2026-02-02T19:42:51Z","type":"prerelease","version":"v6.11.0-beta.1-ember-source"},{"url":"https://github.com/emberjs/ember.js/releases/tag/v6.10.0-ember-source","date":"2026-01-06T18:31:53Z","type":"stable","version":"v6.10.0-ember-source"},{"url":"https://github.com/emberjs/ember.js/releases/tag/v6.10.0-beta.1-ember-source","date":"2025-11-25T20:13:50Z","type":"prerelease","version":"v6.10.0-beta.1-ember-source"},{"url":"https://github.com/emberjs/ember.js/releases/tag/v6.9.0-ember-source","date":"2025-11-25T20:02:20Z","type":"stable","version":"v6.9.0-ember-source"},{"url":"https://github.com/emberjs/ember.js/releases/tag/v6.8.2-ember-source","date":"2025-11-18T03:09:57Z","type":"stable","version":"v6.8.2-ember-source"}]` |
| security.disclosure_policy | - | yes |
| security.gdpr | yes | - |
| security.scorecard | - | 6.5 |
| 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":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=ember-source&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Frontend UI Frameworks)

| Capability | Astro | Ember |
|---|:--:|:--:|
| **Core** |  |  |
| Paradigm | Server-first JavaScript framework | Component-based reactive framework |
| 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) | Small (10–40kb) |

*Source: Vioscale. Generated 2026-09-01T17:34:04.299Z. "-" = undocumented, not absent.*