Firefox and Thunderbird Extensions

These are the ones I currently use. Find the links yoself.

FF: (ListZilla exported this list:)

​http://blog.vollmondlicht.com/ someorbityellow 0.2.2 - A theme for Firefox based on Orbit 3+1
​http://autofill.mozdev.org/ Autofill 0.2 - Automatically fill out HTML forms
​http://extensions.roachfiend.com BugMeNot 0.6.2 - Bypass compulsory web registration with the context menu via www.bugmenot.com.
​http://extensions.roachfiend.com Ext2Abc 0.2.1 - Alphabetizes your extension manager list.
​http://flashblock.mozdev.org/ Flashblock 1.3.1 - Replaces Flash objects with a button you can click to view them.
​http://clav.mozdev.org/ Flowing Tabs 0.4 - Wrap excess browser tabs onto multiple rows
​http://forecastfox.mozdev.org/ Forecastfox 0.8.1.1 - Get international weather forecasts and display it in any toolbar or statusbar with this highly customizable extension.
​http://googlebar.mozdev.org/ googlebar 0.9.5.06 - The Googlebar for Firefox
​http://ackroyd.de/googlepreview/ GooglePreview 0.9 - Inserts web site previews in google and yahoo search results.
​http://gemal.dk/mozilla/linky.html Linky 2.6.0 - Open/download/validate links and pictures in tabs or windows
​http://extensions.roachfiend.com ListZilla 0.5.1 - Outputs an alphabetical list of either extensions or themes to a text, vB code, or HTML file.
​http://v2studio.com/k/moz/ miniT (drag+indicator) 0.5 - Adds tab dragging with drop place indicator.
​http://quicknote.mozdev.org/ QuickNote 0.6 - A note taking extension with advanced features
​http://www.corestreet.com/spoofstick/ SpoofStick 1.05 - A simple way to detect spoofed websites.

TB:
Allow Empty Subject (c'mon!)
Buttons!
No New Window on Double Click
Quote Colors
QuickNote (Interchanges with FF)
QuoteCollapse
Virtual Identity (very useful for mailing lists)