With EPUBReader you can read ePub files just in Firefox. No additional software needed!
Dust-Me Selectors is development tool to remove unused CSS selectors.
Defragments your Firefox "Places" database (history/bookmarks)
This greatly reduces the lag while typing in the address bar and the start-up time.
This extension features configurable automatic cleaning, periodic reminder, and internationalization.
This extension provides advanced configuration for your browser and many additional options, which are not displayed in the Firefox Preferences.
View news stories and other articles in a very easy to read, clutter-free, scrollable display.