FirefoxCSS-Store

Published theme

Fennec

Minimal, customizable Firefox/LibreWolf setup with Zen-style sidebar workflow — no fork, no build.

Open original repository
Repository
github.com/tompassarelli/fennec
Stars
66
Last update
Apr 27, 2026
Submitted as
legacy
Fennec screenshot

Tags

darkkeyboardlibrewolflightlightweightminimalsidebarsideberytompassarellivertical tabs

Install overview

  1. Open the original repository and read the maintainer's installation notes.
  2. Enable toolkit.legacyUserProfileCustomizations.stylesheets in about:config.
  3. Create or open the chrome folder in your Firefox profile.
  4. Copy the theme files requested by the original repository and restart Firefox.

Ownership note

FirefoxCSS-Store indexes this submission for discovery. The code, license, support, and installation details belong to the original repository.