# Fastify vs Gin

**Leader by Vioscale score:** Fastify

| Attribute | Fastify | Gin |
|---|---|---|
| **Vioscale score** | 63.9 (78% (high)) | 48.7 (68% (medium)) |
| activity.commits_last_30d | 69 | 3 |
| adoption.dependent_repos | 16,712 | 55,159 |
| adoption.github_stars | 37,024 | 89,116 |
| deployment.options | `{"self_hosted":true}` | `{"self_hosted":true}` |
| description.long | A Node.js web framework optimized to handle high request volumes with minimal overhead, featuring a plugin system, JSON Schema validation, and native TypeScript support. | An open-source framework for building HTTP services in Go, known for exceptional speed in request handling and providing a straightforward API for creating REST endpoints, microservices, and web applications. It features middleware support, automatic request validation, centralized error handling, and built-in rendering for multiple data formats. |
| features.capabilities | `{"language":"JavaScript/TypeScript","api_routes":true,"typescript_first":true}` | `{"language":"Go","rendering":"ssr","api_routes":true}` |
| integrations.count | 17 | - |
| integrations.list | `[{"name":"Next.js"},{"name":"Apollo Server"},{"name":"Angular"},{"name":"PostgreSQL"},{"name":"MongoDB"},{"name":"Redis"},{"name":"Elasticsearch"},{"name":"Swagger/OpenAPI"},{"name":"WebSocket"},{"name":"JWT"},{"name":"Helmet"},{"name":"Sentry"},{"name":"RabbitMQ"},{"name":"CORS"},{"name":"CSRF"},{"name":"OAuth2"},{"name":"Kubernetes"}]` | - |
| language.primary | JavaScript | Go |
| license.spdx | MIT | MIT |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://fastify.dev","retrievedAt":"2026-08-16T21:34:26.497Z"}` | `{"type":"open_source","freeTier":true,"sourceUrl":"https://gin-gonic.com","retrievedAt":"2026-08-16T21:36:04.305Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | open_source |
| pricing.price_level | free | free |
| release.cadence_days | 3 | 73 |
| release.history | `[{"url":"https://github.com/fastify/fastify/releases/tag/v6.0.0-alpha.2","date":"2026-08-19T01:54:36Z","type":"prerelease","version":"v6.0.0-alpha.2"},{"url":"https://github.com/fastify/fastify/releases/tag/v5.12.1","date":"2026-08-18T19:51:41Z","type":"stable","version":"v5.12.1"},{"url":"https://github.com/fastify/fastify/releases/tag/v6.0.0-alpha.1","date":"2026-08-13T15:57:10Z","type":"prerelease","version":"v6.0.0-alpha.1"},{"url":"https://github.com/fastify/fastify/releases/tag/v5.12.0","date":"2026-08-13T15:55:21Z","type":"stable","version":"v5.12.0"},{"url":"https://github.com/fastify/fastify/releases/tag/v6.0.0-alpha.0","date":"2026-08-11T08:32:37Z","type":"prerelease","version":"v6.0.0-alpha.0"},{"url":"https://github.com/fastify/fastify/releases/tag/v5.11.3","date":"2026-08-08T06:55:46Z","type":"stable","version":"v5.11.3"},{"url":"https://github.com/fastify/fastify/releases/tag/v5.11.2","date":"2026-08-03T08:21:47Z","type":"stable","version":"v5.11.2"},{"url":"https://github.com/fastify/fastify/releases/tag/v5.11.1","date":"2026-08-03T08:10:10Z","type":"stable","version":"v5.11.1"},{"url":"https://github.com/fastify/fastify/releases/tag/v5.11.0","date":"2026-07-30T09:32:16Z","type":"stable","version":"v5.11.0"},{"url":"https://github.com/fastify/fastify/releases/tag/v5.10.0","date":"2026-07-05T09:37:06Z","type":"stable","version":"v5.10.0"},{"url":"https://github.com/fastify/fastify/releases/tag/v5.9.0","date":"2026-06-28T08:21:36Z","type":"stable","version":"v5.9.0"},{"url":"https://github.com/fastify/fastify/releases/tag/v5.8.5","date":"2026-04-14T12:09:02Z","type":"stable","version":"v5.8.5"},{"url":"https://github.com/fastify/fastify/releases/tag/v5.8.4","date":"2026-03-23T10:31:20Z","type":"stable","version":"v5.8.4"},{"url":"https://github.com/fastify/fastify/releases/tag/v5.8.3","date":"2026-03-23T10:20:21Z","type":"stable","version":"v5.8.3"},{"url":"https://github.com/fastify/fastify/releases/tag/v5.8.2","date":"2026-03-07T09:42:46Z","type":"stable","version":"v5.8.2"},{"url":"https://github.com/fastify/fastify/releases/tag/v5.8.1","date":"2026-03-05T10:10:57Z","type":"stable","version":"v5.8.1"},{"url":"https://github.com/fastify/fastify/releases/tag/v5.8.0","date":"2026-03-05T09:33:05Z","type":"stable","version":"v5.8.0"},{"url":"https://github.com/fastify/fastify/releases/tag/v5.7.4","date":"2026-02-02T18:23:39Z","type":"stable","version":"v5.7.4"},{"url":"https://github.com/fastify/fastify/releases/tag/v5.7.3","date":"2026-02-02T17:57:52Z","type":"stable","version":"v5.7.3"},{"url":"https://github.com/fastify/fastify/releases/tag/v5.7.2","date":"2026-01-26T11:15:54Z","type":"stable","version":"v5.7.2"}]` | `[{"url":"https://github.com/gin-gonic/gin/releases/tag/v1.12.0","date":"2026-02-28T10:12:25Z","type":"stable","version":"v1.12.0"},{"url":"https://github.com/gin-gonic/gin/releases/tag/v1.11.0","date":"2025-09-20T11:42:48Z","type":"stable","version":"v1.11.0"},{"url":"https://github.com/gin-gonic/gin/releases/tag/v1.10.1","date":"2025-05-20T09:34:29Z","type":"stable","version":"v1.10.1"},{"url":"https://github.com/gin-gonic/gin/releases/tag/v1.10.0","date":"2024-05-07T03:48:51Z","type":"stable","version":"v1.10.0"},{"url":"https://github.com/gin-gonic/gin/releases/tag/v1.9.1","date":"2023-06-01T02:33:10Z","type":"stable","version":"v1.9.1"},{"url":"https://github.com/gin-gonic/gin/releases/tag/v1.9.0","date":"2023-02-21T09:22:43Z","type":"stable","version":"v1.9.0"},{"url":"https://github.com/gin-gonic/gin/releases/tag/v1.8.2","date":"2022-12-22T13:42:12Z","type":"stable","version":"v1.8.2"},{"url":"https://github.com/gin-gonic/gin/releases/tag/v1.8.1","date":"2022-06-06T16:03:45Z","type":"stable","version":"v1.8.1"},{"url":"https://github.com/gin-gonic/gin/releases/tag/v1.8.0","date":"2022-05-30T07:17:13Z","type":"stable","version":"v1.8.0"},{"url":"https://github.com/gin-gonic/gin/releases/tag/v1.7.7","date":"2021-11-24T13:57:57Z","type":"stable","version":"v1.7.7"},{"url":"https://github.com/gin-gonic/gin/releases/tag/v1.7.6","date":"2021-11-23T05:28:00Z","type":"stable","version":"v1.7.6"},{"url":"https://github.com/gin-gonic/gin/releases/tag/v1.7.4","date":"2021-08-15T08:10:09Z","type":"stable","version":"v1.7.4"},{"url":"https://github.com/gin-gonic/gin/releases/tag/v1.7.3","date":"2021-08-03T02:41:22Z","type":"stable","version":"v1.7.3"},{"url":"https://github.com/gin-gonic/gin/releases/tag/v1.7.2","date":"2021-05-21T23:42:50Z","type":"stable","version":"v1.7.2"},{"url":"https://github.com/gin-gonic/gin/releases/tag/v1.7.1","date":"2021-04-08T23:39:35Z","type":"stable","version":"v1.7.1"},{"url":"https://github.com/gin-gonic/gin/releases/tag/v1.7.0","date":"2021-04-08T07:50:23Z","type":"stable","version":"v1.7.0"},{"url":"https://github.com/gin-gonic/gin/releases/tag/v1.6.3","date":"2020-05-03T14:14:52Z","type":"stable","version":"v1.6.3"},{"url":"https://github.com/gin-gonic/gin/releases/tag/v1.6.2","date":"2020-03-27T03:07:08Z","type":"stable","version":"v1.6.2"},{"url":"https://github.com/gin-gonic/gin/releases/tag/v1.6.1","date":"2020-03-23T14:07:23Z","type":"stable","version":"v1.6.1"},{"url":"https://github.com/gin-gonic/gin/releases/tag/v1.6.0","date":"2020-03-22T03:20:43Z","type":"stable","version":"v1.6.0"}]` |
| security.scorecard | 8.3 | 6 |
| security.vulnerabilities | `{"count":10,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=fastify&per_page=100","last_12m":5,"max_severity":"HIGH"}` | `{"count":5,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fgin-gonic%2Fgin&per_page=100","last_12m":0,"max_severity":"CRITICAL"}` |

## Capabilities (Web Frameworks)

| Capability | Fastify | Gin |
|---|:--:|:--:|
| **Core** |  |  |
| Rendering model | - | Server-side |
| File-based routing | - | - |
| Language | JavaScript/TypeScript | Go |
| **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 2026-09-01T16:52:56.172Z. "-" = undocumented, not absent.*