SaaSHub helps you find the best software and product alternatives Learn more →
Top 4 CSS userchrome-style Projects
-
elementaryos-firefox-theme
This theme for Firefox supports all the window buttons layouts from Tweaks and it blends into the elementary OS user interface.
-
SaaSHub
SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives
-
-
slick-fox
:fox_face: A firefox config that has rounded tabs and a url bar that can disappear when not selected on. It works with any theme.
-
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 userchrome-styles discussion
CSS userchrome-styles related posts
-
Apparently Google will change the way the Mica effect interacts with custom themes in Chrome for Windows 11.
-
To return to Australis, you only need this:
-
Any way to have a transparent new tab page? I've googled it but to no avail.
-
Which version of Firefox's UI is your favourite?
-
What theme is this? (talking about the back and forward buttons and the tabs)
-
Chrome Dev now supports Mica/Fluent Design on Windows 11! (Though when using W11, if you want acrylic, use Mica for Everyone)
-
Im still trying to understand why they remove compact mode.
-
A note from our sponsor - SaaSHub
www.saashub.com | 13 Jun 2026
Index
What are some of the best open-source userchrome-style projects in CSS? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | elementaryos-firefox-theme | 442 |
| 2 | FirefoxCSS | 379 |
| 3 | slick-fox | 378 |
| 4 | FirefoxW10ContextMenus | 113 |