# Fiber vs Phoenix

**Leader by Vioscale score:** Fiber

| Attribute | Fiber | Phoenix |
|---|---|---|
| **Vioscale score** | 65.7 (67% (medium)) | 59.7 (78% (high)) |
| activity.commits_last_30d | 100 | 26 |
| adoption.dependent_repos | 5,223 | 21,610 |
| adoption.github_stars | 40,088 | 23,125 |
| deployment.options | `{"cloud":true,"on_prem":true,"self_hosted":true}` | `{"cloud":true,"self_hosted":true}` |
| description.long | An open-source Go framework built on the Fasthttp HTTP engine, providing familiar Express-like routing and middleware patterns for building web APIs and servers with minimal overhead. | 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. |
| features.capabilities | `{"language":"Go","api_routes":true,"file_routing":false,"server_components":true}` | `{"language":"Elixir","rendering":"ssr","api_routes":true,"streaming_ssr":true,"server_components":true}` |
| integrations.count | - | 2 |
| integrations.list | - | `[{"name":"Absinthe"},{"name":"Relay"}]` |
| language.primary | Go | Elixir |
| license.spdx | MIT | MIT |
| platform.support | - | `{"web":true}` |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://gofiber.io/","retrievedAt":"2026-08-13T22:40:15.243Z"}` | `{"type":"open_source","sourceUrl":"https://www.phoenixframework.org","retrievedAt":"2026-08-16T21:36:08.561Z"}` |
| pricing.free_tier | yes | - |
| pricing.model | open_source | open_source |
| pricing.price_level | free | free |
| release.cadence_days | 26 | 13 |
| release.history | `[{"url":"https://github.com/gofiber/fiber/releases/tag/v3.5.0","date":"2026-08-13T07:24:30Z","type":"stable","version":"v3.5.0"},{"url":"https://github.com/gofiber/fiber/releases/tag/v2.52.15","date":"2026-08-12T15:03:17Z","type":"stable","version":"v2.52.15"},{"url":"https://github.com/gofiber/fiber/releases/tag/v2.52.14","date":"2026-07-06T06:30:09Z","type":"stable","version":"v2.52.14"},{"url":"https://github.com/gofiber/fiber/releases/tag/v3.4.0","date":"2026-07-02T07:39:44Z","type":"stable","version":"v3.4.0"},{"url":"https://github.com/gofiber/fiber/releases/tag/v3.3.0","date":"2026-05-22T07:15:22Z","type":"stable","version":"v3.3.0"},{"url":"https://github.com/gofiber/fiber/releases/tag/v3.2.0","date":"2026-04-25T10:53:02Z","type":"stable","version":"v3.2.0"},{"url":"https://github.com/gofiber/fiber/releases/tag/v2.52.13","date":"2026-04-25T13:07:17Z","type":"stable","version":"v2.52.13"},{"url":"https://github.com/gofiber/fiber/releases/tag/v3.1.0","date":"2026-02-24T20:30:38Z","type":"stable","version":"v3.1.0"},{"url":"https://github.com/gofiber/fiber/releases/tag/v2.52.12","date":"2026-02-24T20:40:25Z","type":"stable","version":"v2.52.12"},{"url":"https://github.com/gofiber/fiber/releases/tag/v3.0.0","date":"2026-02-02T18:22:38Z","type":"stable","version":"v3.0.0"},{"url":"https://github.com/gofiber/fiber/releases/tag/v2.52.11","date":"2026-01-31T15:56:24Z","type":"stable","version":"v2.52.11"},{"url":"https://github.com/gofiber/fiber/releases/tag/v3.0.0-rc.3","date":"2025-11-19T15:42:23Z","type":"prerelease","version":"v3.0.0-rc.3"},{"url":"https://github.com/gofiber/fiber/releases/tag/v2.52.10","date":"2025-11-19T14:21:16Z","type":"stable","version":"v2.52.10"},{"url":"https://github.com/gofiber/fiber/releases/tag/v3.0.0-rc.2","date":"2025-09-29T11:15:51Z","type":"prerelease","version":"v3.0.0-rc.2"},{"url":"https://github.com/gofiber/fiber/releases/tag/v3.0.0-rc.1","date":"2025-08-26T07:28:06Z","type":"prerelease","version":"v3.0.0-rc.1"},{"url":"https://github.com/gofiber/fiber/releases/tag/v3.0.0-beta.5","date":"2025-07-20T14:49:17Z","type":"prerelease","version":"v3.0.0-beta.5"},{"url":"https://github.com/gofiber/fiber/releases/tag/v2.52.9","date":"2025-07-20T13:43:53Z","type":"stable","version":"v2.52.9"},{"url":"https://github.com/gofiber/fiber/releases/tag/v2.52.8","date":"2025-05-22T07:01:43Z","type":"stable","version":"v2.52.8"},{"url":"https://github.com/gofiber/fiber/releases/tag/v3.0.0-beta.4","date":"2024-12-31T17:00:22Z","type":"prerelease","version":"v3.0.0-beta.4"},{"url":"https://github.com/gofiber/fiber/releases/tag/v2.52.6","date":"2024-12-31T17:12:37Z","type":"stable","version":"v2.52.6"}]` | `[{"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"}]` |
| security.disclosure_policy | yes | - |
| security.scorecard | 7 | 6.7 |
| security.vulnerabilities | `{"count":10,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fgofiber%2Ffiber%2Fv2&per_page=100","last_12m":3,"max_severity":"CRITICAL"}` | `{"count":6,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=hex&package_name=phoenix&per_page=100","last_12m":4,"max_severity":"HIGH"}` |

## Capabilities (Web Frameworks)

| Capability | Fiber | Phoenix |
|---|:--:|:--:|
| **Core** |  |  |
| Rendering model | - | Server-side |
| File-based routing | ✗ | - |
| Language | Go | Elixir |
| **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 2026-09-01T16:43:47.624Z. "-" = undocumented, not absent.*