Comparison

Fastify vs Fiber

No clear leader: Fiber (65.7) and Fastify (63.9) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Fastify64
Fiber66
Score
Vioscale score
Fastify64 / 100high · 78%
Fiber66 / 100medium · 67%
Pricing
Free tier
Fastify
Fiber
Model
Price level
Fastifyfree
Fiberfree
Integrations
Count
Fastify17
Fiber
Adoption
Dependent repos
Fastify16,712
Fiber5,223
Github stars
Fastify37,024
Fiber40,088
Activity
Commits last 30d
Fastify69
Fiber100
Release
Cadence days
Fastify3
Fiber26
History
Fastify20 items
License
Spdx
FastifyMIT
FiberMIT
Language
Primary
FastifyJavaScript
FiberGo

Capabilities

Feature-by-feature on the axes that matter for web frameworks. “-” means undocumented, not absent.

Core
Rendering model
Fastify-
Fiber-
File-based routing
Fastify-
Fiber
Language
FastifyJavaScript/TypeScript
FiberGo
Rendering
Server components
Fastify-
Fiber
Streaming SSR
Fastify-
Fiber-
Fullstack
Built-in API / backend routes
Fastify
Fiber
DX
First-class TypeScript
Fastify
Fiber-
Fast refresh / HMR
Fastify-
Fiber-
Deployment
Edge runtime support
Fastify-
Fiber-

What each one is

The product in its own terms, so the numbers below have context.

Fastify

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.

Independently observed

Fiber

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.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Fastify

Open sourceFree tier
as of verify ↗

Fiber

Open sourceFree tier
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Deployment
Cloud / SaaS
Fastify
Fiber
Self-hosted
Fastify
Fiber
On-premise
Fastify
Fiber

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Fastify

17 total
  • Next.js
  • Apollo Server
  • Angular
  • PostgreSQL
  • MongoDB
  • Redis
  • Elasticsearch
  • Swagger/OpenAPI
  • WebSocket
  • JWT
  • Helmet
  • Sentry
  • RabbitMQ
  • CORS
  • CSRF
  • OAuth2
  • Kubernetes
Independently observed

Fiber

Not documented yet.

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.