# Fastify vs Vapor

**Leader by Vioscale score:** Fastify

| Attribute | Fastify | Vapor |
|---|---|---|
| **Vioscale score** | 63.9 (78% (high)) | 56.1 (70% (medium)) |
| activity.commits_last_30d | 69 | 36 |
| adoption.dependent_repos | 16,712 | 796 |
| adoption.github_stars | 37,024 | 26,192 |
| deployment.options | `{"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. | A framework for building HTTP servers and APIs using Swift with strong type safety and performance optimization. |
| features.capabilities | `{"language":"JavaScript/TypeScript","api_routes":true,"typescript_first":true}` | `{"language":"Swift","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 | Swift |
| 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://www.vapor.codes/","retrievedAt":"2026-08-13T22:59:42.865Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | commercial |
| pricing.price_level | free | free |
| release.cadence_days | 3 | 20 |
| 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/vapor/vapor/releases/tag/4.122.1","date":"2026-08-25T16:42:26Z","type":"stable","version":"4.122.1"},{"url":"https://github.com/vapor/vapor/releases/tag/5.0.0-alpha.2","date":"2026-08-11T14:44:16Z","type":"prerelease","version":"5.0.0-alpha.2"},{"url":"https://github.com/vapor/vapor/releases/tag/4.122.0","date":"2026-07-01T21:45:49Z","type":"stable","version":"4.122.0"},{"url":"https://github.com/vapor/vapor/releases/tag/5.0.0-alpha.1","date":"2026-06-11T19:25:37Z","type":"prerelease","version":"5.0.0-alpha.1"},{"url":"https://github.com/vapor/vapor/releases/tag/4.121.4","date":"2026-04-10T17:17:16Z","type":"stable","version":"4.121.4"},{"url":"https://github.com/vapor/vapor/releases/tag/4.121.3","date":"2026-02-24T17:37:47Z","type":"stable","version":"4.121.3"},{"url":"https://github.com/vapor/vapor/releases/tag/4.121.2","date":"2026-02-10T16:23:51Z","type":"stable","version":"4.121.2"},{"url":"https://github.com/vapor/vapor/releases/tag/4.121.1","date":"2026-01-14T13:48:58Z","type":"stable","version":"4.121.1"},{"url":"https://github.com/vapor/vapor/releases/tag/4.121.0","date":"2026-01-05T12:16:24Z","type":"stable","version":"4.121.0"},{"url":"https://github.com/vapor/vapor/releases/tag/4.120.0","date":"2025-12-12T22:35:41Z","type":"stable","version":"4.120.0"},{"url":"https://github.com/vapor/vapor/releases/tag/4.119.2","date":"2025-11-11T15:07:16Z","type":"stable","version":"4.119.2"},{"url":"https://github.com/vapor/vapor/releases/tag/4.119.1","date":"2025-11-10T13:09:06Z","type":"stable","version":"4.119.1"},{"url":"https://github.com/vapor/vapor/releases/tag/4.119.0","date":"2025-11-05T11:24:54Z","type":"stable","version":"4.119.0"},{"url":"https://github.com/vapor/vapor/releases/tag/4.118.0","date":"2025-11-04T15:08:07Z","type":"stable","version":"4.118.0"},{"url":"https://github.com/vapor/vapor/releases/tag/4.117.2","date":"2025-11-03T16:24:04Z","type":"stable","version":"4.117.2"},{"url":"https://github.com/vapor/vapor/releases/tag/4.117.1","date":"2025-11-03T10:39:25Z","type":"stable","version":"4.117.1"},{"url":"https://github.com/vapor/vapor/releases/tag/4.117.0","date":"2025-09-12T14:32:53Z","type":"stable","version":"4.117.0"},{"url":"https://github.com/vapor/vapor/releases/tag/4.116.0","date":"2025-09-09T13:03:03Z","type":"stable","version":"4.116.0"},{"url":"https://github.com/vapor/vapor/releases/tag/4.115.1","date":"2025-07-14T13:47:30Z","type":"stable","version":"4.115.1"},{"url":"https://github.com/vapor/vapor/releases/tag/4.115.0","date":"2025-05-15T13:45:13Z","type":"stable","version":"4.115.0"}]` |
| security.scorecard | 8.3 | 7.3 |
| 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":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=swiftpm&package_name=github.com%2Fvapor%2Fvapor&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Web Frameworks)

| Capability | Fastify | Vapor |
|---|:--:|:--:|
| **Core** |  |  |
| Rendering model | - | Server-side |
| File-based routing | - | - |
| Language | JavaScript/TypeScript | Swift |
| **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 2026-09-01T16:44:28.012Z. "-" = undocumented, not absent.*