Add-ons

For Managing Bookmarks For Later by smayer97

to help park bookmarks for later, also called archiving, queuing and read-it-later add-ons (see For Managing Bookmark Library collection to organize bookmarks)

For Privacy & Safety by smayer97

For Web Statistics by smayer97

For Web Navigation by smayer97

For FF 7 by smayer97

For Context Menus by smayer97

For Language Lookups by smayer97

Such as dictionairies, thesauruses, wikipedia, language translations, etc.

For Managing History by smayer97

For Monitoring Websites for Changes by smayer97

Goes beyond RSS (see also For RSS collection specific to RSS)

For FF 5 by smayer97

For Managing/Saving Sessions by smayer97

For Filling & Saving Form Data by smayer97

For Form Filling and saving data from forms and fields for re-use

For Managing Downloads by smayer97

For Media Blocking & Management by smayer97

For Searching the Web by smayer97

Includes managing search engines

For Troubleshooting / Testing by smayer97

Intended mostly for NON-developers but useful for developers also. Useful suite for tracking down poorly performing add-ons

For FF 6 by smayer97

Compatible with FF 6

For Speed Performance by smayer97

For Offline Browsing by smayer97

For Syncing Open Tabs by smayer97