Min. : Must Have

by LandisTwo

3 Add-ons in this Collection

Session Manager by Michael Kraft

Rated 5 out of 5 stars 850 reviews

149 users

Session Manager saves and restores the state of all or some windows - either when you want it or automatically at startup and after crashes. It can also automatically save the state of open windows individually.

www.Translate by Trident Software

Rated 3 out of 5 stars 33 reviews

17 users

Multi-Translator from Google, Bing and Pragma.
Translation tool for your Firefox and Thunderbird with a simple and friendly interface.

DOM Inspector Plus! [dm] by Javier "DarthMadara"

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Experimental

Rated 4 out of 5 stars 6 reviews

29 users

Improved DOM Inspector! [dm version]. Box Model new layout & more data, see screenshot!. Horizontal scroll for Dom-Tree, and some more.
Inspects the structure and properties of a window and its contents.

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