PlayFlash 32bit Requires Restart
Flash player plugin - unofficial xpi repack for 32bit browsers.
Use when official plugin installer is not suitable.
All binary files are copyrighted by their authors and distributed for free.
Easy AutoFocus Requires Restart
Adds feature autofocusing for text areas.
Free unused memory that Firefox is currently using.
Keeps track of all the submissions you viewed on Reddit
Flexible Identity Requires Restart
Selects an identity based on the recipients list when sending an email
XULMine Requires Restart
Game based on Minesweeper by Robert Donner and Curt Johnson.
Lightbird Requires Restart
Standalone calendar UI for Lightning
AutoPager Fixed Requires Restart
AutoPager Fixed is a working version of AutoPager extension for Firefox 36+ (non-E10s mode) to autoload the next page(s) when you scroll pages.
ATTENTION: DISABLE THE ORIGINAL AUTOPAGER ADDON!
Adds Add-ons Sync Preferences to SeaMonkey 2.8
Caret Out Requires Restart
Disables change of the caret browse mode by shortcut key(F7).
Ajustar Requires Restart
This extension adds a new button that adjust navigator window to page content.
Every web page has a width and height, and the navigator window usually is not fitted to the page content. With this extension you can read easier the web pages clicking ...
InfoLister Requires Restart
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.
Reopens the last closed tab.
Join-NG Requires Restart
Join partial messages. Somewhat similar to MS Outlook Express "combine and decode".
ImportExportTools Requires Restart
Adds some tools to import and export folders and messages
Mail Redirect Requires Restart
Allow to redirect (a.k.a. "remail") mail messages to other recipients.