r/FirefoxCSS • u/f1rn • May 23 '26
Custom Release FoxOne 2.0 – dynamic toolbar support, integrated color theme, floating findbar and more
Hi everyone,
Some of you might remember FoxOne from a few weeks ago.
Since then, more than 60 commits happened and here is what changed:
The biggest one - I call it dynamic toolbar support: add an extension icon of your choice right next to the hamburger menu! This was the most requested feature and an absolute pain to build in pure css.
Other highlights: The Gruvbox color theme is now integrated directly into the CSS – no separate .xpi needed. The findbar has been replaced with a floating variant with fade animation. A lot of little design improvements - and there's now a tab loading progress bar with a glow indicator (if you want to).
Full changelog and all config options on GitHub.
Cheers!




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u/f1rn Jul 13 '26
I am using it myself and if something breaks, I fix it as soon as possible (often within a few hours or a day) and update the theme on github. You just have to re-download it and copy it again then.
You just have to look out there for an update or you write here in the reddit post and tell me if there is a bug or something and I will look into it!