All Time Favorits

by Jans

8 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,989 reviews

20,823,535 users

Blocks annoying video ads on YouTube, Facebook ads, banners and much more.

Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).

Ghostery by Ghostery

Rated 5 out of 5 stars 1,237 reviews

1,483,026 users

Enjoy a faster, safer and cleaner browsing experience.

United States English Spellchecker by jooliaan

Rated 3 out of 5 stars 166 reviews

446,231 users

United States English Spellchecker for Firefox, Thunderbird and SeaMonkey by Kevin Atkinson and Geoff Kuenning.

To enable, right-click in a multi-line text box, select "Languages", then "English (United States)".

Update Scanner by sneakypete81

Rated 4 out of 5 stars 203 reviews

27,705 users

Monitors web pages for updates. Useful for websites that don't provide Atom or RSS feeds.

SearchWP by Georges-Etienne Legendre, Robert Katić, others

Rated 5 out of 5 stars 142 reviews

17,895 users

Jump-to-word buttons and highlighting for the search box content

Perspectives by perspectives-cmu, dschaefer

Rated 4 out of 5 stars 44 reviews

5,451 users

Connect securely to https websites by checking certificates with network notaries. See

Update Notifier by Todd Long

Rated 5 out of 5 stars 179 reviews

10,173 users

Note from Mozilla: This add-on has been discontinued. Try Add-on Update Checker instead.

Notifies you when updates are available for your extensions and themes.

TagSifter by chiisaitsu

Rated 4 out of 5 stars 135 reviews

113 users

Firefox 3 lets you tag your bookmarks, but it doesn't give you a great way to browse your bookmarks by their tags. TagSifter tries to. Select a group of tags in the sidebar or menu, and TagSifter shows you all the related tags and bookmarks. Or searc...

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