Radix UI
Open-source UI components for building accessible web apps
Supernova.io
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Updated February 2026
| Radix UI | Supernova.io | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 24 | 1 |
| Pros | 10 | 5 |
| FactScore™ | 69.9 | 15.1 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Radix UI — Pros
Accessible UI components Developer experience Un-styled components React compatibility Community involvement Customizable Fast performance Headless component library Theme componentBoth tools — Pros
Excellent documentationOnly in Supernova.io — Pros
Design to code automation Mcp support Prototyping capabilities Real time collaborationOnly in Radix UI — Cons
Customizable Limited built-in componentsBoth tools — Cons
—Only in Supernova.io — Cons
—Details
| Radix UI | Supernova.io | |
|---|---|---|
| Categories | Interface design tools, Engineering & Development, UI frameworks | Interface design tools, Automation tools, Vibe Coding Tools |
| Platforms | Web | Web |
| Became Popular | December 17, 2020 | August 7, 2018 |
| Website | radix-ui.com | www.supernova.io |
Who Should Pick Which?
Choose Radix UI if...
- Accessible UI components
- Developer experience
- Un-styled components
Choose Supernova.io if...
- Design to code automation
- Mcp support
- Prototyping capabilities
With a FactScore™ of 69.9 vs 15.1, Radix UI leads in community reception. Radix UI uniquely offers Accessible UI components and Developer experience, while Supernova.io stands out for Design to code automation and Mcp support.
What Users Say
Radix UI
Perfection! It really shows that you have thought about the DX and APIs all the way through, there are so many good and clever features here. I've always been a fan of Radix, but this is one level ...
So many websites have buggy dropdowns and modals. With Radix, these primitives just work, i.e., pressing ESC just closes a modal as you'd expect. No customization needed. Would love for them to exp...
As part of a larger effort to reduce complexity in our own codebase and increase accessibility of Strapi products, we've made the decision to migrate to Radix-UI primitives for many of our components
Supernova.io
Supernova has unbelievable responsiveness and the feature set is strong.
Related Comparisons
Frequently Asked Questions
Which is better, Radix UI or Supernova.io?
Based on FactScore™, Radix UI leads with a score of 69.9 vs 15.1. Radix UI has a higher rating of 5.0★ compared to 5.0★.
What are the pros of Radix UI compared to Supernova.io?
Radix UI uniquely offers: Accessible UI components, Developer experience, Un-styled components, React compatibility, Community involvement.
What are the pros of Supernova.io compared to Radix UI?
Supernova.io uniquely offers: Design to code automation, Mcp support, Prototyping capabilities, Real time collaboration.
Is Radix UI better rated than Supernova.io?
Radix UI is rated 5.0★ from 24 reviews. Supernova.io is rated 5.0★ from 1 reviews.
What is the FactScore™ of Radix UI and Supernova.io?
FactScore™ weighs rating and review volume together. Radix UI scores 69.9 and Supernova.io scores 15.1.
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