Add-ons

Element Hiding Helper for Adblock Plus by Felix Dahlke

Fight the text ads! Element Hiding Helper is a companion extension for Adblock Plus meant to make creating element hiding rules easier.

Session Manager by Michael Kraft

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.

Speed Dial by Josep del Rio

Direct access to your most visited websites

Image Zoom by Jason Adams

Adds zoom and rotation functionality for images...

Save Images by Lumox

Save Images saves the images from the current tab page, from the cache, to a specified location, with either the images original file name or a file name that you specify.

Linkification by y5

Converts text links into genuine, clickable links...

AutoCopy by Autocopy, Michael Lidman

Select text and it's automatically copied to the clipboard. Also pastes on middle click.

Custom Buttons by Yan, cubegm, others

Gives a possibility to create custom toolbarbuttons...

Collector's Note make your own set of custom toolbar buttons at http://codefisher.org/toolbar_button/toolbar_button_maker?flag=en-US

IE Tab + (FF 8+, 7, 6, 5, 4, 3.6, 3.5, SeaMonkey) by IE Tab Pro

IE Tab + is an enhanced version of IE Tab. It supports FF 3.5 or greater, integrates IE Tab with Adblock Plus in the IE Tab engine, and synchronizes cookies between IE and Firefox. You can easily import settings from the original IE Tab into IE Tab +

Closy by gemal

Provides close all blank/duplicate tabs and Close all tabs to the left/right plus many other options.

Tab Counter by Michael Kraft

A simple extension that counts the number of open tabs per window and displays the count in the toolbar...

FavLoc by Justin Scott (fligtar)

FavLoc allows you to set folders as "favorite locations" to which you can easily download. FavLoc menus will appear on the File menu (for saving pages), the context menu (for saving images and links), and on the download...

Gmail Manager by Todd Long

The original Gmail notifier for multiple accounts. Allows you to receive new mail notifications along with viewing account details including unread messages, saved drafts, spam messages, labels with new mail, space used, and new mail snippets.

Copy Plain Text by Jeremy Gillick

Copies text without formatting...

Collector's Note use "make compatible"

InfoLister by Nickolay Ponomarev

Lists installed add-ons (extensions, themes, plugins). Mozilla does not allow me to publish the version compatible with Firefox 48+, see http://forums.mozillazine.org/viewtopic.php?f=48&t=2084957&p=14715558#p14715558 for details.