Fast and low overhead web framework for Node.js, focused on developer experience and performance.
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Tracked since2026
0 reviews trackedThe Bottom Line
Entry price
Free, no paid tier
Biggest pro
Fastest Node.js framework
Biggest con
Smaller ecosystem than Express
TL;DR - Fastify
- High-performance Node.js web framework.
- Extensible with hooks, plugins, and decorators.
- Developer-friendly with TypeScript support and schema-based validation.
Pricing: Free forever
Best for: Individuals & startups
What is Fastify?
Fastify is a highly performant and extensible web framework for Node.js, designed to provide the best developer experience with minimal overhead. It aims to efficiently handle server resources, allowing for a high number of requests per second without sacrificing security or ease of development. Inspired by frameworks like Hapi and Express, Fastify is known for its speed, capable of serving up to 30,000 requests per second depending on code complexity.
Key features include a powerful plugin architecture, schema-based validation using JSON Schema for routes and output serialization, and integrated logging with Pino for near-zero cost. It is built to be developer-friendly, offering expressive APIs and full TypeScript support with maintained type declaration files. Fastify is suitable for developers and organizations looking to build high-performance, scalable, and secure Node.js applications, and it powers a large ecosystem with over 10 million monthly downloads.
Pros & Cons
Pros
- Fastest Node.js framework
- TypeScript-first design
- Schema validation built-in
- Plugin architecture
- Excellent documentation
Cons
- Smaller ecosystem than Express
- Learning curve for plugin system
- Less community content
- Some middleware incompatibility
- Fewer tutorials available
Key Features
Fast web frameworkSchema validationPlugin systemTypeScript supportLogging built-inLow overhead
Pricing Plans
Free
Free
Open source
- Fast HTTP server
- Schema validation
- Plugin system
- TypeScript
- MIT license
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Fastify FAQ
What is Fastify?
Fastify is a web framework for Node.js focused on performance and developer experience.
Is Fastify free?
Yes, Fastify is completely free and open source.
Fastify vs Express?
Fastify is faster with better TypeScript. Express is more mature with more middleware.
Source: fastify.dev