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Top 18 CSS firefox-css Projects
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ArcWTF
A userChrome.css theme to bring Arc Browser look on Windows to Firefox. Work with Windows, Linux and macOS ✨
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SaaSHub
SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives
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VerticalFox
Firefox theme with Edge like auto-hide vertical tab bar and minimalism design. Powerd by Sidebery.
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Project mention: Mozilla is working on a big Firefox redesign, here is what it looks like | news.ycombinator.com | 2026-03-06
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Firefox-Adaptive-Sur-Theme
A macOS-styled Firefox CSS theme based on Firefox WhiteSur theme with Adaptive Tab Bar Colour support.
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NOTE:
The open source projects on this list are ordered by number of github stars.
The number of mentions indicates repo mentiontions in the last 12 Months or
since we started tracking (Dec 2020).
CSS firefox-css discussion
CSS firefox-css related posts
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Firefox Proton UI userChrome.css fixes. (2021)
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Vertical Tabs the work like Edge's vertical tabs?
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Error with firefox css
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Firefox 112.x Broken Folder Icon
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What is happening with the latest versions of Firefox? And that ugly border that gets drawn around links on some sites?
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Safe, working browsers that have a basic look (Like old school IE)
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Mica and rounded tabs in Microsoft Edge
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A note from our sponsor - SaaSHub
www.saashub.com | 6 Jun 2026
Index
What are some of the best open-source firefox-css projects in CSS? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | ArcWTF | 1,731 |
| 2 | WaveFox | 1,234 |
| 3 | blurredfox | 926 |
| 4 | VerticalFox | 609 |
| 5 | Firefox-UWP-Style | 453 |
| 6 | FirefoxCSS | 379 |
| 7 | shimmer | 360 |
| 8 | firefox-i3wm-theme | 164 |
| 9 | Modoki-Firefox | 99 |
| 10 | FlyingFox | 81 |
| 11 | dotfiles | 68 |
| 12 | FirefoxCSS-Darknight | 23 |
| 13 | Firefox-Adaptive-Sur-Theme | 14 |
| 14 | firefox-css | 8 |
| 15 | firefox-csshacks | 4 |
| 16 | gabeChrome.css | 3 |
| 17 | firefox_css_config | 2 |
| 18 | highcontrast-firefox-newtab-page | 2 |
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