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Top CSS GitHub Repositories (2026) · Open Source Projects

Explore top open source software built primarily with CSS on GitHub. Ranked by live star growth, community adoption, and release activity.

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61 matching projects · updated Nov 13, 2026 How we rank ↗
zachwaugh
#21 TRENDING zachwaugh/Helveticards CSS 2010

100% CSS playing cards, originally created for the Pitboss poker server, you can see live demo at link below

22 ↑ +1 today
galeki
#23 TRENDING galeki/chito CSS 2009

A full feature blogging platform in Rails.

14 ↑ +1 today
kflorence
#24 TRENDING kflorence/flurid CSS 2010

A cross-browser, fluid width CSS grid framework that doesn't hide pixels in margins!

13 ↑ +1 today
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servee
#26 TRENDING servee/servee CSS 2010

Servee is a subclassed django.contrib.admin meant for content editors. It's strongly tied to wysiwyg components. We need help developing and can be found @servee.com and #servee on freenode. Current active development is leading up to 0.6

7 ↑ +1 today
ELLIOTTCABLE
#29 TRENDING ELLIOTTCABLE/regex.sugar CSS 2008

‹ᴜɴᴍᴀɪɴᴛᴀɪɴᴇᴅ› A Regular Expression sugar for MacRabbit's Espresso text editor.

5 ↑ +1 today
chip
#38 TRENDING chip/shopping_cart CSS 2009

Ruby on Rails plugin with simple Shopping Cart functionality that uses ActiveMerchant for gateway processing

4 ↑ +1 today
vitaly
#39 TRENDING vitaly/lazyeval CSS 2008

A very simple lazy evaluation for Ruby

4 ↑ +1 today
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