I currently use the following Mozilla Firefox extensions:
- AdBlock Plus
- Optimize Google
- Customize Google
- Delicious Bookmarks
- Firebug
- Flashblock
- Google Gears
- Grease Monkey (deactivated)
- It's All Text
- LeechBlock
- LibX
- Password Exporter(deactivated)
- Scrapbook (deactivated)
- Ubiquity
- Weave
- Wiki Autodiscovery Button
- Zotero (Sync Preview)
