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Top 23 CSS firefox-theme 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 ✨
Love the Arc Browser design but prefer Firefox? Use the ArcWTF theme to customize your Firefox to look like Arc!
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InfluxDB
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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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WhiteSurFirefoxThemeMacOS
MacOS Big Sur like theme for Firefox on MacOS & Windows. Make your Firefox look like Safari.
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SaaSHub
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elementaryos-firefox-theme
This theme for Firefox supports all the window buttons layouts from Tweaks and it blends into the elementary OS user interface.
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Sweet-Pop
Sweet_Pop! Beautify, Customize Firefox. Minimalist animated oneliner theme for Firefox perfectly matching Sweet Dark.
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FirefoxSidebar
Vertical tab design for Firefox with dynamic indentation:: Sidebery and TreeStyleTabs (Legacy) themes available!
I started and manage a relatively popular Firefox modification that has vertical tabs (with dynamic indentation, ie unfurls on hover) for several years now. The latest version now (ab)uses the new vertical tab sidebar to make Sidebery work rather well.
I'll link it here, since it might be of interest to someone: https://github.com/drannex/FirefoxSidebar
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Edge-Mimicry-Tree-Style-Tab-For-Firefox
A theme for Tree Style Tab that tries to replicate the vertical tab feature of Microsoft Edge Browser
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SaaSHub
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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-theme discussion
CSS firefox-theme related posts
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Firexox 136 Desktop gets Vertical Tabs
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Opera GX or Firefox or Brave
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Apparently Google will change the way the Mica effect interacts with custom themes in Chrome for Windows 11.
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To return to Australis, you only need this:
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Any way to have a transparent new tab page? I've googled it but to no avail.
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Which version of Firefox's UI is your favourite?
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MinimalFox for Linux
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www.saashub.com | 18 May 2025
Index
What are some of the best open-source firefox-theme projects in CSS? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | ArcWTF | 1,590 |
| 2 | Firefox-Mod-Blur | 1,495 |
| 3 | WaveFox | 1,116 |
| 4 | firefox-gx | 946 |
| 5 | blurredfox | 922 |
| 6 | VerticalFox | 600 |
| 7 | WhiteSurFirefoxThemeMacOS | 557 |
| 8 | elementaryos-firefox-theme | 434 |
| 9 | Firefox-UWP-Style | 429 |
| 10 | FirefoxCSS | 320 |
| 11 | waterfall | 274 |
| 12 | Sweet-Pop | 264 |
| 13 | FirefoxSidebar | 245 |
| 14 | firefox-i3wm-theme | 149 |
| 15 | Brave-Fox | 146 |
| 16 | Mono-firefox-theme | 129 |
| 17 | Edge-Mimicry-Tree-Style-Tab-For-Firefox | 104 |
| 18 | zapsCoolPhotonTheme | 97 |
| 19 | blurclean-firefox-theme | 92 |
| 20 | my_firefox_theme | 85 |
| 21 | FlyingFox | 80 |
| 22 | Modoki-Firefox | 76 |
| 23 | FirefoxCSS | 75 |
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