🆚 Primer CSS vs. Radix UI
- 📈 Radix UI is much more popular than Primer CSS.
- 🌍 Radix UI is more popular in all countries.
Statistics based on 3.8M+ analyzed websites. About this data
Radix UIType
User interface framework
Website component
About
CSS
GitHubRadix UI is an open-source component library that provides low-level, unstyled interface primitives for building accessible user interfaces and design systems in web applications.
It includes modular components for common UI patterns such as dialogs, dropdown menus, tooltips, sliders, tabs, and checkboxes, and implements 
ARIA accessibility patterns with keyboard navigation and focus management.
Headquarters
San Francisco, California, United States
San Francisco, California, United States
Pricing
Free ✔️ Open source
Free ✔️ Open source
Categories
Popularity
Determined by the number of sites using each technology.
Radix UI component technology is 25 times more popular than Primer CSS.
Total websites
Market share
UI Frameworks
Popularity by country
Determined by the number of sites detected from each country.
Radix UI is more popular than Primer CSS in all countries.
United States
United Kingdom
Germany
India
Brazil
France
Canada
Netherlands
Australia
Sweden
Awards
- 🔥 20th most popular in Canada in the UI Frameworks category.
- ⬆️ 31st most popular in the United States in the UI Frameworks category.
- 🥈 Second most popular in Norway in the Components category.
- 🥉 Third most popular in Indonesia in the Components category.
- 🥉 Third most popular in Denmark in the Components category.
- ⭐ 4th most popular in Vietnam in the Components category.
- ⭐ 5th most popular in Sweden in the Components category.
Popularity by domain category
Determined by the number of sites in each category.
Radix UI is more popular than Primer CSS in all market segments.
Business
Marketing/Merchandising
Online Shopping
Internet Services
Travel
Fashion/Beauty
Health
Education/Reference
Software/Hardware
Finance/Banking
Top sites
Top-ranked sites that use these technologies.
Compare alternatives
Technologies with similar characteristics.
🗃️ About This Data
- We evaluate the popularity of technologies based on the number of websites where we detect their usage.
- Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
- This report is based on the analysis of 3,814,833 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.