Oxygen KDE for Firefox 14+ 3.9.1
This is a patched version of https://addons.mozilla.org/en-US/firefox/addon/oxygen-kde/ which has stopped been compatible since FF version 14.
At moment it supports all current versions of Firefox.
This add-on has been preliminarily reviewed by Mozilla. Learn more
This add-on is not compatible with your version of Firefox because of the following: