🆚 Primer CSS vs. Tachyons

Compare technologies based on real-world usage data *

Type

User interface framework
User interface framework

About

Primer CSS is an open-source CSS framework systematically designed for and by GitHub.

Tachyons is a lightweight, functional CSS framework that enables the creation of fast, responsive, and accessible web interfaces without writing custom CSS.

It provides a wide range of single-purpose utility classes, a mobile-first grid system, accessible color combinations, and a shallow cascade that allows scalable and maintainable styling.

Headquarters

San Francisco, California, United States
Boise, Idaho, United States

Website

Pricing

Free ✔️Open source
Free ✔️Open source

Categories

UI Frameworks › Rank #37
UI Frameworks › Rank #15

Popularity

Determined by the number of sites using each technology.

The Tachyons UI framework is 11 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.

Tachyons is more popular in the United States, Brazil, and Germany, while Primer CSS is more popular in Ukraine, Serbia, and Korea.
United States
Brazil
Germany
United Kingdom
Canada
Argentina
Colombia
Chile
Japan
Mexico

Awards

Popularity by domain category

Determined by the number of sites in each category.

Tachyons is more popular among sites focused on online shopping, business, and marketing and merchandising, while Primer CSS is more commonly used on general news sites.
Online Shopping
Business
Marketing/Merchandising
Fashion/Beauty
General News
Health
Internet Services
Entertainment
Blogs/Wiki
Travel

Top sites

Top-ranked sites that use these technologies.

Name
Rank
#2,172
View more ➝
Name
Rank
#1,536
#1,752
#2,789
View more ➝

See also

* According to recent studies, many of online reviews are fake.
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.