# Ruby on Rails vs Spring Boot

| Attribute | Ruby on Rails | Spring Boot |
|---|---|---|
| **Vioscale score** | 66.5 (52% (medium)) | 63.3 (54% (medium)) |
| activity.commits_last_30d | 100 | 100 |
| adoption.dependent_repos | 1,358,186 | 54,477 |
| adoption.github_stars | 58,719 | 81,366 |
| deployment.options | `{"cloud":true,"self_hosted":true}` | `{"self_hosted":true}` |
| description.long | 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. | A framework for creating stand-alone, production-grade Spring applications with minimal configuration. Features embedded web servers (Tomcat, Jetty, Undertow), opinionated starter dependencies, automatic configuration, and production-ready features such as metrics and health checks. |
| features.capabilities | `{"language":"Ruby","rendering":"ssr","api_routes":true,"typescript_first":false}` | `{"language":"Java","api_routes":true,"server_components":true}` |
| language.primary | Ruby | Java |
| license.spdx | MIT | Apache-2.0 |
| platform.support | `{"mac":true,"web":true,"linux":true,"windows":true}` | - |
| pricing | `{"type":"open_source","sourceUrl":"https://rubyonrails.org","retrievedAt":"2026-08-16T21:36:16.955Z"}` | - |
| pricing.free_tier | yes | - |
| pricing.model | open_source | commercial |
| pricing.price_level | free | - |
| release.history | `[{"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"}]` | `[{"url":"https://github.com/spring-projects/spring-boot/releases/tag/v4.2.0-M1","date":"2026-08-20T20:09:59Z","type":"prerelease","version":"v4.2.0-M1"},{"url":"https://github.com/spring-projects/spring-boot/releases/tag/v4.1.1","date":"2026-08-20T20:02:36Z","type":"stable","version":"v4.1.1"},{"url":"https://github.com/spring-projects/spring-boot/releases/tag/v4.0.8","date":"2026-08-21T02:39:58Z","type":"stable","version":"v4.0.8"},{"url":"https://github.com/spring-projects/spring-boot/releases/tag/v3.5.16","date":"2026-06-25T11:00:26Z","type":"stable","version":"v3.5.16"},{"url":"https://github.com/spring-projects/spring-boot/releases/tag/v4.1.0","date":"2026-06-10T18:21:42Z","type":"stable","version":"v4.1.0"},{"url":"https://github.com/spring-projects/spring-boot/releases/tag/v4.0.7","date":"2026-06-10T18:50:46Z","type":"stable","version":"v4.0.7"},{"url":"https://github.com/spring-projects/spring-boot/releases/tag/v3.5.15","date":"2026-06-10T19:30:46Z","type":"stable","version":"v3.5.15"},{"url":"https://github.com/spring-projects/spring-boot/releases/tag/v4.1.0-RC1","date":"2026-04-23T15:54:20Z","type":"prerelease","version":"v4.1.0-RC1"},{"url":"https://github.com/spring-projects/spring-boot/releases/tag/v4.0.6","date":"2026-04-23T15:39:24Z","type":"stable","version":"v4.0.6"},{"url":"https://github.com/spring-projects/spring-boot/releases/tag/v3.5.14","date":"2026-04-23T16:01:25Z","type":"stable","version":"v3.5.14"},{"url":"https://github.com/spring-projects/spring-boot/releases/tag/v4.1.0-M4","date":"2026-03-26T11:04:53Z","type":"prerelease","version":"v4.1.0-M4"},{"url":"https://github.com/spring-projects/spring-boot/releases/tag/v4.0.5","date":"2026-03-26T11:05:31Z","type":"stable","version":"v4.0.5"},{"url":"https://github.com/spring-projects/spring-boot/releases/tag/v3.5.13","date":"2026-03-26T11:03:01Z","type":"stable","version":"v3.5.13"},{"url":"https://github.com/spring-projects/spring-boot/releases/tag/v4.1.0-M3","date":"2026-03-20T02:49:46Z","type":"prerelease","version":"v4.1.0-M3"},{"url":"https://github.com/spring-projects/spring-boot/releases/tag/v4.0.4","date":"2026-03-19T13:51:25Z","type":"stable","version":"v4.0.4"},{"url":"https://github.com/spring-projects/spring-boot/releases/tag/v3.5.12","date":"2026-03-19T14:01:08Z","type":"stable","version":"v3.5.12"},{"url":"https://github.com/spring-projects/spring-boot/releases/tag/v4.1.0-M2","date":"2026-02-19T18:05:50Z","type":"prerelease","version":"v4.1.0-M2"},{"url":"https://github.com/spring-projects/spring-boot/releases/tag/v4.0.3","date":"2026-02-19T14:02:24Z","type":"stable","version":"v4.0.3"},{"url":"https://github.com/spring-projects/spring-boot/releases/tag/v3.5.11","date":"2026-02-19T11:51:10Z","type":"stable","version":"v3.5.11"},{"url":"https://github.com/spring-projects/spring-boot/releases/tag/v4.1.0-M1","date":"2026-01-22T17:13:17Z","type":"prerelease","version":"v4.1.0-M1"}]` |
| reliability.status_page | - | yes |
| security.disclosure_policy | yes | yes |
| security.scorecard | 6.8 | 6.8 |
| security.vulnerabilities | `{"count":18,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=rubygems&package_name=activesupport&per_page=100","last_12m":3,"max_severity":"CRITICAL"}` | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=maven&package_name=org.springframework.boot%3Aspring-boot-starter-data-redis&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Web Frameworks)

| Capability | Ruby on Rails | Spring Boot |
|---|:--:|:--:|
| **Core** |  |  |
| Rendering model | Server-side | - |
| File-based routing | - | - |
| Language | Ruby | Java |
| **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 2026-09-01T16:42:54.090Z. "-" = undocumented, not absent.*