Fastify vs NestJS: Which Should You Choose in 2026?
Choosing between Fastify and NestJS comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
By Toolradar Team · Last updated February 28, 2026 · Methodology
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Fastify
Fast and low overhead web framework for Node.js, focused on developer experience and performance.
Best for you if:
- • High-performance Node.js web framework.
- • Extensible with hooks, plugins, and decorators.
NestJS
A progressive Node.js framework for building robust, scalable, and enterprise-ready server-side applications.
Best for you if:
- • You want the higher-rated option (8.5/10 vs 7.4/10)
- • Open-source Node.js framework for building scalable server-side applications.
- • Features modular architecture, dependency injection, and TypeScript for robust development.
| At a Glance |  Fastify |  NestJS |
|---|---|---|
Price | Free | Free |
Best For | IDE & Code Editors | IDE & Code Editors |
Rating | 74/100 | 85/100 |
| Feature | Fastify | NestJS |
|---|---|---|
| Pricing Model | Free | Free |
| Editorial Score | 74 | 85 |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | IDE & Code EditorsAPI Tools | IDE & Code EditorsAPI Tools |
How Fastify and NestJS Compare
Fastify
Fast and low overhead web framework for Node.js, focused on developer experience and performance.
Free · 74/100 score
NestJS
A progressive Node.js framework for building robust, scalable, and enterprise-ready server-side applications.
Free · 85/100 score
Who Should Use What?
On a budget?
Both are free. Compare plans on their websites.
Go with: Fastify
Want the highest-rated option?
Fastify: 74/100. NestJS: 85/100.
Go with: NestJS
Value user reviews?
Neither has user reviews yet.
Go with: NestJS
3 Questions to Help You Decide
What's your budget?
Both are free. Pricing won't help you decide here.
What's your use case?
Both are ide & code editors tools. Compare their specific features to decide.
How important are ratings?
NestJS scores higher: 85/100 vs 74/100.
Key Takeaways
NestJS
- Higher score: 85/100 vs 74
- Completely free
- Our pick for this comparison
Fastify
The Bottom Line
NestJS (85/100) is our pick.
Frequently Asked Questions
Is Fastify or NestJS better?
NestJS scores 85/100 in our evaluation. Both are free.
What are Fastify and NestJS used for?
Fastify: Fast and low overhead web framework for Node.js, focused on developer experience and performance.. NestJS: A progressive Node.js framework for building robust, scalable, and enterprise-ready server-side applications..
What does Fastify cost vs NestJS?
Fastify is completely free. NestJS is completely free. Visit their websites for detailed pricing.