# Phoenix vs Ruby on Rails

**Leader by Vioscale score:** Ruby on Rails

| Attribute | Phoenix | Ruby on Rails |
|---|---|---|
| **Vioscale score** | 59.7 (78% (high)) | 66.5 (52% (medium)) |
| activity.commits_last_30d | 26 | 100 |
| adoption.dependent_repos | 21,610 | 1,358,186 |
| adoption.github_stars | 23,125 | 58,719 |
| deployment.options | `{"cloud":true,"self_hosted":true}` | `{"cloud":true,"self_hosted":true}` |
| description.long | Phoenix is an Elixir-based web framework for building real-time, interactive applications with built-in GraphQL and REST API support and production-scale reliability. | A Ruby-based framework bundling everything needed for web development: database management, templating engines, email delivery, real-time updates, async job handling, file storage, and built-in protections against common attacks like SQL injection and cross-site scripting. |
| features.capabilities | `{"language":"Elixir","rendering":"ssr","api_routes":true,"streaming_ssr":true,"server_components":true}` | `{"language":"Ruby","rendering":"ssr","api_routes":true,"typescript_first":false}` |
| integrations.count | 2 | - |
| integrations.list | `[{"name":"Absinthe"},{"name":"Relay"}]` | - |
| language.primary | Elixir | Ruby |
| license.spdx | MIT | MIT |
| platform.support | `{"web":true}` | `{"mac":true,"web":true,"linux":true,"windows":true}` |
| pricing | `{"type":"open_source","sourceUrl":"https://www.phoenixframework.org","retrievedAt":"2026-08-16T21:36:08.561Z"}` | `{"type":"open_source","sourceUrl":"https://rubyonrails.org","retrievedAt":"2026-08-16T21:36:16.955Z"}` |
| pricing.free_tier | - | yes |
| pricing.model | open_source | open_source |
| pricing.price_level | free | free |
| release.cadence_days | 13 | - |
| release.history | `[{"url":"https://github.com/phoenixframework/phoenix/releases/tag/v1.8.13","date":"2026-08-25T09:11:11Z","type":"stable","version":"v1.8.13"},{"url":"https://github.com/phoenixframework/phoenix/releases/tag/v1.8.12","date":"2026-08-20T18:05:53Z","type":"stable","version":"v1.8.12"},{"url":"https://github.com/phoenixframework/phoenix/releases/tag/v1.8.11","date":"2026-08-12T07:55:29Z","type":"stable","version":"v1.8.11"},{"url":"https://github.com/phoenixframework/phoenix/releases/tag/v1.8.10","date":"2026-08-10T16:25:23Z","type":"stable","version":"v1.8.10"},{"url":"https://github.com/phoenixframework/phoenix/releases/tag/v1.5.3","date":"2020-06-26T11:06:09Z","type":"stable","version":"v1.5.3"},{"url":"https://github.com/phoenixframework/phoenix/releases/tag/v1.2.1","date":"2016-08-11T19:49:39Z","type":"stable","version":"v1.2.1"},{"url":"https://github.com/phoenixframework/phoenix/releases/tag/v1.2.0","date":"2016-06-23T15:51:11Z","type":"stable","version":"v1.2.0"},{"url":"https://github.com/phoenixframework/phoenix/releases/tag/v1.2.0-rc.1","date":"2016-06-03T22:10:19Z","type":"stable","version":"v1.2.0-rc.1"},{"url":"https://github.com/phoenixframework/phoenix/releases/tag/v1.2.0-rc.0","date":"2016-05-01T13:02:05Z","type":"stable","version":"v1.2.0-rc.0"},{"url":"https://github.com/phoenixframework/phoenix/releases/tag/v1.1.3","date":"2016-01-20T15:35:11Z","type":"stable","version":"v1.1.3"},{"url":"https://github.com/phoenixframework/phoenix/releases/tag/v1.1.2","date":"2016-01-08T20:48:03Z","type":"stable","version":"v1.1.2"},{"url":"https://github.com/phoenixframework/phoenix/releases/tag/v1.1.1","date":"2015-12-26T20:13:30Z","type":"stable","version":"v1.1.1"},{"url":"https://github.com/phoenixframework/phoenix/releases/tag/v1.1.0","date":"2015-12-16T15:14:03Z","type":"stable","version":"v1.1.0"},{"url":"https://github.com/phoenixframework/phoenix/releases/tag/v1.0.4","date":"2015-11-30T21:51:39Z","type":"stable","version":"v1.0.4"},{"url":"https://github.com/phoenixframework/phoenix/releases/tag/v1.0.3","date":"2015-09-28T21:21:48Z","type":"stable","version":"v1.0.3"},{"url":"https://github.com/phoenixframework/phoenix/releases/tag/v1.0.2","date":"2015-09-06T23:30:25Z","type":"stable","version":"v1.0.2"},{"url":"https://github.com/phoenixframework/phoenix/releases/tag/v1.0.1","date":"2015-09-03T17:23:22Z","type":"stable","version":"v1.0.1"},{"url":"https://github.com/phoenixframework/phoenix/releases/tag/v1.0.0","date":"2015-08-28T15:59:27Z","type":"stable","version":"v1.0.0"},{"url":"https://github.com/phoenixframework/phoenix/releases/tag/v0.17.1","date":"2015-08-26T23:24:19Z","type":"stable","version":"v0.17.1"},{"url":"https://github.com/phoenixframework/phoenix/releases/tag/v0.17.0","date":"2015-08-19T09:05:41Z","type":"stable","version":"v0.17.0"}]` | `[{"url":"https://github.com/rails/rails/releases/tag/v8.1.3.1","date":"2026-07-29T14:59:54Z","type":"stable","version":"v8.1.3.1"},{"url":"https://github.com/rails/rails/releases/tag/v8.0.5.1","date":"2026-07-29T15:08:22Z","type":"stable","version":"v8.0.5.1"},{"url":"https://github.com/rails/rails/releases/tag/v7.2.3.2","date":"2026-07-29T15:05:22Z","type":"stable","version":"v7.2.3.2"},{"url":"https://github.com/rails/rails/releases/tag/v8.1.3","date":"2026-03-24T20:26:02Z","type":"stable","version":"v8.1.3"},{"url":"https://github.com/rails/rails/releases/tag/v8.0.5","date":"2026-03-24T20:19:33Z","type":"stable","version":"v8.0.5"},{"url":"https://github.com/rails/rails/releases/tag/v8.1.2.1","date":"2026-03-23T19:42:42Z","type":"stable","version":"v8.1.2.1"},{"url":"https://github.com/rails/rails/releases/tag/v8.0.4.1","date":"2026-03-23T19:38:25Z","type":"stable","version":"v8.0.4.1"},{"url":"https://github.com/rails/rails/releases/tag/v7.2.3.1","date":"2026-03-23T19:32:34Z","type":"stable","version":"v7.2.3.1"},{"url":"https://github.com/rails/rails/releases/tag/v8.1.2","date":"2026-01-08T20:17:17Z","type":"stable","version":"v8.1.2"},{"url":"https://github.com/rails/rails/releases/tag/v8.1.1","date":"2025-10-28T23:46:29Z","type":"stable","version":"v8.1.1"},{"url":"https://github.com/rails/rails/releases/tag/v8.0.4","date":"2025-10-28T23:43:23Z","type":"stable","version":"v8.0.4"},{"url":"https://github.com/rails/rails/releases/tag/v7.2.3","date":"2025-10-28T23:24:18Z","type":"stable","version":"v7.2.3"},{"url":"https://github.com/rails/rails/releases/tag/v7.1.6","date":"2025-10-28T23:19:19Z","type":"stable","version":"v7.1.6"},{"url":"https://github.com/rails/rails/releases/tag/v7.0.10","date":"2025-10-28T23:12:55Z","type":"stable","version":"v7.0.10"},{"url":"https://github.com/rails/rails/releases/tag/v7.0.9","date":"2025-10-28T23:02:29Z","type":"stable","version":"v7.0.9"},{"url":"https://github.com/rails/rails/releases/tag/v8.1.0","date":"2025-10-22T00:35:05Z","type":"stable","version":"v8.1.0"},{"url":"https://github.com/rails/rails/releases/tag/v8.1.0.rc1","date":"2025-10-15T00:50:43Z","type":"prerelease","version":"v8.1.0.rc1"},{"url":"https://github.com/rails/rails/releases/tag/v8.0.3","date":"2025-09-22T22:19:48Z","type":"stable","version":"v8.0.3"},{"url":"https://github.com/rails/rails/releases/tag/v8.1.0.beta1","date":"2025-09-04T12:30:05Z","type":"prerelease","version":"v8.1.0.beta1"},{"url":"https://github.com/rails/rails/releases/tag/v8.0.2.1","date":"2025-08-13T20:38:30Z","type":"stable","version":"v8.0.2.1"}]` |
| security.disclosure_policy | - | yes |
| security.scorecard | 6.7 | 6.8 |
| security.vulnerabilities | `{"count":6,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=hex&package_name=phoenix&per_page=100","last_12m":4,"max_severity":"HIGH"}` | `{"count":18,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=rubygems&package_name=activesupport&per_page=100","last_12m":3,"max_severity":"CRITICAL"}` |

## Capabilities (Web Frameworks)

| Capability | Phoenix | Ruby on Rails |
|---|:--:|:--:|
| **Core** |  |  |
| Rendering model | Server-side | Server-side |
| File-based routing | - | - |
| Language | Elixir | Ruby |
| **Rendering** |  |  |
| Server components | ✓ | - |
| Streaming SSR | ✓ | - |
| **Fullstack** |  |  |
| Built-in API / backend routes | ✓ | ✓ |
| **DX** |  |  |
| First-class TypeScript | - | ✗ |
| Fast refresh / HMR | - | - |
| **Deployment** |  |  |
| Edge runtime support | - | - |

*Source: Vioscale. Generated 2026-09-01T15:15:22.622Z. "-" = undocumented, not absent.*