Biome vs Deno: Which Should You Choose in 2026?
Choosing between Biome and Deno 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:
Biome
Fast formatter and linter for JavaScript and TypeScript
Best for you if:
- • You need something completely free
- • Biome is a fast formatter and linter for JavaScript, TypeScript, JSON, and more
- • It replaces ESLint and Prettier with a single tool written in Rust for speed
Deno
The next-generation open-source JavaScript runtime for the modern web, built on web standards.
Best for you if:
- • You want the higher-rated option (8.4/10 vs 8.2/10)
- • A secure and modern JavaScript/TypeScript runtime with built-in tooling.
- • Supports web standards, TypeScript, JSX, and integrates with npm/Node.js.
| At a Glance |  Deno | |
|---|---|---|
Price | Free | Free + Paid |
Best For | IDE & Code Editors | IDE & Code Editors |
Rating | 82/100 | 84/100 |
| Feature | Biome | Deno |
|---|---|---|
| Pricing Model | Free | Freemium |
| Editorial Score | 82 | 84 |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | IDE & Code EditorsCode Review | IDE & Code EditorsAPI Tools |
How Biome and Deno Compare
Biome
Fast formatter and linter for JavaScript and TypeScript
Free · 82/100 score
Deno
The next-generation open-source JavaScript runtime for the modern web, built on web standards.
Free tier available · 84/100 score
Who Should Use What?
On a budget?
Biome is free. Deno is freemium.
Go with: Biome
Want the highest-rated option?
Biome: 82/100. Deno: 84/100.
Go with: Deno
Value user reviews?
Neither has user reviews yet.
Go with: Deno
3 Questions to Help You Decide
What's your budget?
Biome is free. Deno is freemium. Go with Biome if free matters most.
What's your use case?
Both are ide & code editors tools. Compare their specific features to decide.
How important are ratings?
Deno scores higher: 84/100 vs 82/100.
Key Takeaways
Deno
- Higher score: 84/100 vs 82
- Free tier available
- Our pick for this comparison
Biome
- Completely free
The Bottom Line
Deno (84/100) is our pick. That said, Biome is free — hard to beat on price.
Frequently Asked Questions
Is Biome or Deno better?
Deno scores 84/100 in our evaluation. Biome is free and Deno is freemium.
What are Biome and Deno used for?
Biome: Fast formatter and linter for JavaScript and TypeScript. Deno: The next-generation open-source JavaScript runtime for the modern web, built on web standards..
What does Biome cost vs Deno?
Biome is completely free. Deno is freemium (free tier + paid plans). Visit their websites for detailed pricing.