Primer CSS
GitHub, San Francisco, California, United StatesPrimer CSS is an open-source CSS framework systematically designed for and by GitHub.
According to our data, Primer CSS ranks 37th among the user interface frameworks we track.
It has 0.02% of the UI framework market share and is present on 0.008% of all websites.
- 🏠 Website
- </> Source code
💸 Pricing
Primer CSS is available for free.
📊 Rankings and Market Share
- UI Frameworks
- Rank: 37
- Market share: 0.02%
🏆 Primer CSS Awards
- 🔥 18th most popular in Canada in the UI Frameworks category.
- ⬆️ 31st most popular in the United States in the UI Frameworks category.
⚡ Sites Built With Primer CSS
We have data on 261 websites that use the Primer CSS UI framework. Here is a list of some of the top ranked ones.
The highest rated site using Primer CSS is github.com.
| # | Website | Rank | Country | Language |
|---|---|---|---|---|
| 1 | github.com |
#13 | United States | English |
| 2 | gist.github.com |
United States | English | |
| 3 | #2,172 | Ukraine | Ukrainian | |
| 4 | #5,509 | Canada | English | |
| 5 | #6,663 | Canada | English | |
| 6 | #7,191 | Canada | English | |
| 7 | #7,342 | United States | English | |
| 8 | #8,724 | Canada | English | |
| 9 | #14,583 | Switzerland | American English | |
| 10 | #14,766 | Canada | English | |
| 11 | #15,377 | Canada | English | |
| 12 | #16,737 | United States | English | |
| 13 | #17,693 | Canada | English | |
| 14 | docs.github.com |
United States | English | |
| 15 | #20,083 | United Arab Emirates | English | |
| 16 | #34,514 | Canada | English | |
| 17 | #37,173 | Vietnam | Vietnamese | |
| 18 | #46,557 | Russia | Russian | |
| 19 | #47,075 | Ukraine | Ukrainian | |
| 20 | #50,379 | Canada | English |
📈 Usage Statistics
Most of the sites that use Primer CSS:
- are located in Canada
- have content in English
- use the .com domain extension
- fall into the General News category.
Most of the sites using Primer CSS are from Canada, the United States, and India.
- Canada 20.7%
- United States 18.9%
- India 6.2%
- Germany 4.4%
- Netherlands 4%
- United Kingdom 4%
- Italy 3.1%
- Spain 3.1%
- France 2.6%
- Other 33%
Most Primer CSS users speak English or Spanish.
- English 66.9%
- Spanish 3.5%
- German 2.7%
- French 2.7%
- Dutch 2.7%
- Russian 1.9%
- Portuguese 1.9%
- Chinese 1.9%
- Serbian 1.9%
- Other 13.9%
The Primer CSS UI framework is especially popular on .com and .ca top-level domains.
- .com 54.4%
- .ca 5%
- .org 3.4%
- .de 2.3%
- .nl 1.9%
- .in 1.9%
- .co.uk 1.5%
- .vn 1.5%
- .hu 1.1%
- Other 27%
The primary market segments for websites utilizing Primer CSS include general news, online shopping, and fashion and beauty.
- General News 31.4%
- Online Shopping 17.4%
- Fashion/Beauty 8.1%
- Marketing/Merchandising 7%
- Finance/Banking 5.8%
- Sports 4.7%
- Software/Hardware 3.5%
- Health 2.3%
- Non-Profit/Advocacy/NGO 2.3%
- Other 17.5%
🕵️ Similar Technologies
These are some of the best Primer CSS alternatives.
Bulma🆚 Compare Alternatives
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Tachyons
Spectre.css💬 Frequently Asked Questions
What is the company behind Primer CSS?
Primer CSS is owned by GitHub, Inc., headquartered in San Francisco, California, United States.
Can I use Primer CSS for free?
Yes, it is a free user interface framework.
Moreover, it is an open source solution, and its code is available on GitHub.
Which country uses Primer CSS the most?
The majority of Primer CSS users are from Canada.
Who uses Primer CSS?
According to our data, Primer CSS is used on hundreds of sites, including github.com, gist.github.com, and work.ua.
How does Primer CSS compare to its competitors?
Primer CSS is a moderately popular user interface framework, ranking ahead of 27 other user interface frameworks we track.
What are the alternatives to Primer CSS?
Alternatives and possible competitors to Primer CSS may include 
Bootstrap, 
Tailwind CSS, and 
Foundation.