All the various add-ons I've found that bring back some of the functionalities of Firefox in days gone by.
Everything you could want for SeaMonkey and more!
This collection is NOT FOR FIREFOX, though some addons may work.
For Firefox use the other collections.
Extensions I'm using with SeaMonkey.
private browsing, hides my IP, includes the cause-Anonymous Themesm, mainly dark backgrouds with light texts for low vision, with google services shortcuts, video/mp3 converter/downloader...
Just various FireFox themes here