Comparison

Actix vs Fastify

No clear leader: Fastify (63.9) and Actix (60.6) 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
Actix61
Fastify64
Score
Vioscale score
Actix61 / 100medium · 67%
Fastify64 / 100high · 78%
Pricing
Free tier
Actix
Fastify
Model
Actix
Fastifycommercial
Price level
Actix
Fastifyfree
Integrations
Count
Actix
Fastify17
Adoption
Dependent repos
Actix6,843
Fastify16,712
Github stars
Actix24,801
Fastify37,024
Activity
Commits last 30d
Actix33
Fastify69
Release
Cadence days
Actix1
Fastify3
History
Fastify20 items
License
Spdx
FastifyMIT
Language
Primary
ActixRust
FastifyJavaScript

Capabilities

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

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

What each one is

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

Actix

Actix Web is a Rust web framework emphasizing speed and type safety in HTTP request handling. It uses an actor-based concurrency model where independent components communicate through strongly-typed messages, with built-in support for HTTP/2, flexible response types, and powerful request extraction.

Independently observed

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

Pricing

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

Actix

Pricing not documented yet.

Fastify

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
Self-hosted
Actix
Fastify

Integrations

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

Actix

Not documented yet.

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

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