Fastify vs Ktor
No clear leader: Fastify (63.9) and Ktor (60.8) 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.
Capabilities
Feature-by-feature on the axes that matter for web frameworks. “-” means undocumented, not absent.
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.
Ktor
Ktor is an open-source framework for creating asynchronous server and client applications, from microservices to HTTP clients. Built on Kotlin and coroutines, it emphasizes simplicity, lightweight design, and extensibility.
Pricing
List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.
Platform & deployment
Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.
Integrations
What each product connects to. Counts come from the vendor's own integration directory where one exists.
Fastify
- Next.js
- Apollo Server
- Angular
- PostgreSQL
- MongoDB
- Redis
- Elasticsearch
- Swagger/OpenAPI
- WebSocket
- JWT
- Helmet
- Sentry
- RabbitMQ
- CORS
- CSRF
- OAuth2
- Kubernetes
Ktor
Not documented yet.
Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.