Firefox Library to interface with firefox. Hacks are allowed. How to use? See examples Also, look into firefox-tabs pop launcher plugin Development Notes To implement focus_tab, user must install focusTab See assets/index.poc.html to understand PoC of interfacing with extension To implement tab listing, look into assets/list-fftabs.py as reference. Original from gist. Explanation: https://superuser.com/questions/269443/list-open-firefox-tabs-from-the-command-line