Klip Space - Copy, paste text across multiple devices
ShadowFox - This project aims at creating a universal dark theme for Firefox while adhering to the modern...
Paste App - PASTE is software for storing and sharing text. The software was originally forked from the outrageously popular pastebin. com before the domain was sold in 2010. Read more about PASTE.
automaticDark - Time-Based Theme Changer - Set Firefox to change the UI to a dark theme during the night and change back to a light theme during the day!
Multicopy - Copy multiple things and paste any from right click menu
Night Owl (Firefox Theme) - The ultimate dark and white themes for Firefox!