🆚 Codex vs. Fluent

Compare technologies based on real-world usage data *

Type

Design system
Design system

About

Codex is the official design system for Wikimedia that provides a unified toolkit and guidelines for user interface design.

It includes design tokens for consistent styling, a library of UI components built for accessibility and internationalization, a set of icons with language and directionality variants, and supports Vue-based and CSS-only implementations.

Fluent Design System is Microsoft's cross-platform design language that defines how user interfaces should look and behave across Windows, web, and mobile applications.

It uses a unified set of design tokens for colors, spacing, icons, and typography, and supports adaptive layouts for different screen sizes.

Headquarters

San Francisco, California, United States
Redmond, Washington, United States

Website

Categories

Design Systems › Rank #5
Design Systems › Rank #6

Popularity

Determined by the number of sites using each technology.

The Codex design system is 1.1 times more popular than Fluent.
Total websites

Market share

Design Systems

Popularity by country

Determined by the number of sites detected from each country.

Codex is more popular in the United States, Germany, and France, while Fluent is more popular in the United Kingdom, Canada, and Australia.
United States
Germany
United Kingdom
France
Canada
Australia
Netherlands
Russia
Japan
Poland

Awards

Popularity by domain category

Determined by the number of sites in each category.

Codex is more popular among sites focused on blogs and wiki, education and reference, and games, while Fluent is more commonly used on business, non-profit, advocacy and NGO, and marketing and merchandising sites.
Blogs/Wiki
Business
Education/Reference
Non-Profit/Advocacy/NGO
Games
Marketing/Merchandising
Health
Internet Services
Entertainment
Finance/Banking

Top sites

Top-ranked sites that use these technologies.

Name
Rank
View more ➝
Name
Rank
#7,681
#27,775
View more ➝

See also

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When making your decision, it is better to rely on data that cannot be falsified.
Our service evaluates the popularity of technologies by the number of websites using them.

Statistics were last calculated on .
For details, see our methodology and disclaimer.