# Fastify vs Remix

**Leader by vioscaleAI score:** Fastify

| Attribute | Fastify | Remix |
|---|---|---|
| **vioscaleAI score** | 70 (78% (high)) | 55.1 (45% (low)) |
| activity.commits_last_30d | 20 | 92 |
| adoption.dependent_repos | 16,712 | - |
| adoption.github_stars | 37,232 | 33,410 |
| content.faq | `[{"answer":"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. It is indexed under Web Frameworks.","source":"https://fastify.dev","question":"What is Fastify?","confidence":0.6},{"answer":"Fastify is open source, so it can be self-hosted and used at no licence cost. It is released under the MIT licence. Pricing changes often, so verify at source before relying on it.","source":"https://fastify.dev","question":"Is Fastify free to use?","confidence":0.6},{"answer":"Fastify supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://fastify.dev","question":"What platforms does Fastify support?","confidence":0.6},{"answer":"Yes. Fastify can be deployed cloud / SaaS and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://fastify.dev","question":"Can Fastify be self-hosted?","confidence":0.6},{"answer":"We have confirmed 26 integrations for Fastify, including Next.js, Apollo Server, Angular, PostgreSQL, MongoDB, Redis, Elasticsearch and Swagger/OpenAPI, plus 18 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://fastify.dev","question":"What does Fastify integrate with?","confidence":0.6},{"answer":"Yes. Fastify is published under the MIT licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/fastify/fastify","question":"Is Fastify open source?","confidence":0.95}]` | `[{"answer":"A framework combining server, routing, data management, and UI components in one package. Designed for both developers and AI agents, built on web standards that work across Node.js, Bun, Deno, and edge runtimes like Cloudflare Workers. It is indexed under Web Frameworks.","source":"https://remix.run","question":"What is Remix?","confidence":0.6},{"answer":"We have confirmed browser-based access to Remix. That is the extent of what we could verify from public sources, so it may well offer desktop or mobile clients we have not indexed.","source":"https://remix.run","question":"What platforms does Remix support?","confidence":0.6},{"answer":"Yes. Remix can be deployed cloud / SaaS and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://remix.run","question":"Can Remix be self-hosted?","confidence":0.6},{"answer":"Yes. Remix is published under the MIT licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/remix-run/remix","question":"Is Remix open source?","confidence":0.95}]` |
| deployment.options | `{"cloud":true}` | `{"cloud":true,"self_hosted":true}` |
| description.long | A Node.js web framework emphasizing fast request handling and low resource consumption while maintaining strong security, input validation, and developer experience. | A web framework integrating server-side rendering, client-side components, routing, authentication, database connectivity, and asset management into a cohesive stack using web standards. |
| features.capabilities | `{"language":"JavaScript/TypeScript","api_first":true,"api_routes":true,"async_model":"event-loop-async","file_routing":true,"cli_scaffolding":true,"openapi_autogen":true,"language_runtime":"JS/TS","typescript_first":true,"websocket_support":true,"dependency_injection":true}` | `{"language":"JavaScript/TypeScript","rendering":"ssr","api_routes":true,"hot_reload":true,"edge_runtime":true,"typescript_first":true}` |
| integrations.count | 28 | 2 |
| 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"},{"name":"Firebase","native":false,"category":"auth"},{"name":"Mongoose","native":false,"category":"database"},{"name":"TypeORM","native":false,"category":"database"},{"name":"OAuth","native":false,"category":"auth"},{"name":"GraphQL","native":false,"category":"api"},{"name":"Swagger","native":false,"category":"documentation"},{"name":"OpenAPI","native":false,"category":"documentation"},{"name":"React","native":false,"category":"frontend"},{"name":"Vue","native":false,"category":"frontend"},{"name":"GCP Cloud Storage","native":false,"category":"storage"},{"name":"Casbin","native":false,"category":"authorization"},{"name":"ObjctionJS","native":false,"category":"database"},{"name":"AWS Lambda","native":false,"category":"cloud","direction":"outbound"},{"name":"Svelte","native":false,"category":"frontend","direction":"outbound"},{"name":"AMQP","native":false,"category":"messaging","direction":"bidirectional"},{"name":"Express","native":false,"category":"framework","direction":"outbound"},{"name":"Koa","native":false,"category":"framework","direction":"outbound"},{"name":"Hapi","native":false,"category":"framework","direction":"outbound"},{"name":"Nuxt","native":false,"category":"framework","direction":"outbound"},{"name":"Stoplight Elements","native":false,"category":"documentation","direction":"outbound"},{"name":"Server-Sent Events","native":false,"category":"protocol","direction":"outbound"},{"name":"TypeBox","native":true,"category":"library","direction":"outbound"},{"name":"Valkey","native":false,"category":"caching","direction":"outbound"}]` | `[{"name":"S3","native":true,"category":"storage","direction":"outbound"},{"name":"Cloudflare Workers","category":"deployment"},{"name":"AWS S3","direction":"outbound"}]` |
| language.primary | JavaScript | TypeScript |
| license.spdx | MIT | MIT |
| platform.support | `{"cli":true,"web":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"open_source","sourceUrl":"https://fastify.dev","retrievedAt":"2026-09-07T13:15:46.651Z"}` | - |
| pricing.free_tier | yes | - |
| pricing.model | commercial | - |
| pricing.price_level | free | - |
| release.cadence_days | 4 | - |
| release.history | `[{"url":"https://github.com/fastify/fastify/releases/tag/v6.0.0-alpha.4","date":"2026-09-17T07:53:08Z","type":"prerelease","version":"v6.0.0-alpha.4"},{"url":"https://github.com/fastify/fastify/releases/tag/v5.12.5","date":"2026-09-16T10:19:43Z","type":"stable","version":"v5.12.5"},{"url":"https://github.com/fastify/fastify/releases/tag/v5.12.4","date":"2026-09-11T09:19:29Z","type":"stable","version":"v5.12.4"},{"url":"https://github.com/fastify/fastify/releases/tag/v6.0.0-alpha.3","date":"2026-09-04T09:21:10Z","type":"prerelease","version":"v6.0.0-alpha.3"},{"url":"https://github.com/fastify/fastify/releases/tag/v5.12.2","date":"2026-09-04T08:20:39Z","type":"stable","version":"v5.12.2"},{"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/remix-run/remix/releases/tag/ui%400.12.1","date":"2026-10-01T23:08:41Z","type":"stable","version":"ui@0.12.1"},{"url":"https://github.com/remix-run/remix/releases/tag/ui%400.12.0","date":"2026-10-01T17:09:19Z","type":"stable","version":"ui@0.12.0"},{"url":"https://github.com/remix-run/remix/releases/tag/test%401.0.0","date":"2026-10-01T23:08:40Z","type":"stable","version":"test@1.0.0"},{"url":"https://github.com/remix-run/remix/releases/tag/terminal%401.0.0","date":"2026-10-01T23:08:39Z","type":"stable","version":"terminal@1.0.0"},{"url":"https://github.com/remix-run/remix/releases/tag/tar-parser%401.0.0","date":"2026-10-01T23:08:38Z","type":"stable","version":"tar-parser@1.0.0"},{"url":"https://github.com/remix-run/remix/releases/tag/static-middleware%401.0.0","date":"2026-10-01T23:08:37Z","type":"stable","version":"static-middleware@1.0.0"},{"url":"https://github.com/remix-run/remix/releases/tag/spa%401.0.0","date":"2026-10-01T23:08:36Z","type":"stable","version":"spa@1.0.0"},{"url":"https://github.com/remix-run/remix/releases/tag/spa%400.1.4","date":"2026-10-01T17:09:18Z","type":"stable","version":"spa@0.1.4"},{"url":"https://github.com/remix-run/remix/releases/tag/session%401.0.0","date":"2026-10-01T23:08:32Z","type":"stable","version":"session@1.0.0"},{"url":"https://github.com/remix-run/remix/releases/tag/session-storage-redis%401.0.0","date":"2026-10-01T23:08:35Z","type":"stable","version":"session-storage-redis@1.0.0"},{"url":"https://github.com/remix-run/remix/releases/tag/session-storage-memcache%401.0.0","date":"2026-10-01T23:08:34Z","type":"stable","version":"session-storage-memcache@1.0.0"},{"url":"https://github.com/remix-run/remix/releases/tag/session-middleware%401.0.0","date":"2026-10-01T23:08:33Z","type":"stable","version":"session-middleware@1.0.0"},{"url":"https://github.com/remix-run/remix/releases/tag/route-pattern%401.0.0","date":"2026-10-01T23:08:31Z","type":"stable","version":"route-pattern@1.0.0"},{"url":"https://github.com/remix-run/remix/releases/tag/response%401.0.0","date":"2026-10-01T23:08:30Z","type":"stable","version":"response@1.0.0"},{"url":"https://github.com/remix-run/remix/releases/tag/render-middleware%401.0.0","date":"2026-10-01T23:08:29Z","type":"stable","version":"render-middleware@1.0.0"},{"url":"https://github.com/remix-run/remix/releases/tag/render-middleware%400.3.3","date":"2026-10-01T17:09:17Z","type":"stable","version":"render-middleware@0.3.3"},{"url":"https://github.com/remix-run/remix/releases/tag/remix%403.0.0","date":"2026-10-01T23:08:29Z","type":"stable","version":"remix@3.0.0"},{"url":"https://github.com/remix-run/remix/releases/tag/node-tsx%401.0.0","date":"2026-10-01T23:08:28Z","type":"stable","version":"node-tsx@1.0.0"},{"url":"https://github.com/remix-run/remix/releases/tag/node-hmr%401.0.0","date":"2026-10-01T23:08:27Z","type":"stable","version":"node-hmr@1.0.0"},{"url":"https://github.com/remix-run/remix/releases/tag/node-fetch-server%401.0.0","date":"2026-10-01T23:08:26Z","type":"stable","version":"node-fetch-server@1.0.0"}]` |
| security.scorecard | 8.3 | 5.7 |
| security.vulnerabilities | `{"count":17,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=fastify&per_page=100","last_12m":12,"max_severity":"HIGH"}` | - |

## Capabilities (Web Frameworks)

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

*Source: vioscaleAI. Generated 2026-10-16T19:22:13.304Z. "-" = undocumented, not absent.*