Revert Firefox Proton to Photon & Photon Compact
Firefox Theme - For dark theme lovers / More compact / Modular / Blur
a glorified startpage
Sun Valley + MDL2 Theme for Firefox
🦊 A Userstyle theme for Firefox minimalist and Keyboard centered.
A CSS Support Validator.
Brings the Windows 7 titlebar buttons to Windows 10/11 (And maybe other versions!)
A GNOME👣 theme for Firefox🔥
A responsive One-Line CSS Theme for Firefox.
Compact and minimal interface for Firefox
A Material Design-inspired userChrome.css theme for Firefox
A dark indigo CSS theme for Firefox and a large collection of privileged scripts to add new butto...
userChrome.css theme for Firefox Developer Edition.
Firefox customization for stealth toolbars
Collection of userstyles affecting the browser