Optimized Collection

by Kiera

36 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,931 reviews

19,926,500 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).

Video DownloadHelper by mig

Rated 4 out of 5 stars 7,357 reviews

4,638,655 users

The easy way to download and convert Web videos from hundreds of YouTube-like sites.

Greasemonkey by Anthony Lieuallen, Aaron Boodman, others

Rated 4 out of 5 stars 1,019 reviews

1,208,834 users

Customize the way a web page displays or behaves, by using small bits of JavaScript.

Tab Mix Plus by onemen, Gary Reyes

Rated 4 out of 5 stars 2,628 reviews

789,806 users

Tab Mix Plus enhances Firefox's tab browsing capabilities. It includes such features as duplicating tabs, controlling tab focus, tab clicking options, undo closed tabs and windows, plus much more. It also includes a full-featured session manager.

BetterPrivacy-signed by IKRG

Control a new, trickier kind of cookie, better known as an LSO or Flash cookie. The BetterPrivacy safeguard offers various ways to handle Flash-cookies created by webpages with the help of your Flash plug-in...

Element Hiding Helper for Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 453 reviews

577,927 users

Fight the text ads! Element Hiding Helper is a companion extension for Adblock Plus meant to make creating element hiding rules easier.

Xmarks Sync by Xmarks Inc.

Rated 4 out of 5 stars 2,585 reviews

302,009 users

Xmarks is the #1 bookmarking and open tab add-on. Keep your bookmarks, and open tabs backed up and synchronized across computers and browsers. Mobile phones with Premium access. Utilize LastPass to sync passwords!

Fasterfox Lite by Wips.com s.r.o.

Download Now

Experimental

Rated 4 out of 5 stars 251 reviews

62,434 users

Fasterfox Lite: Performance and network tweaks for Firefox, without the Enhanced Prefetching. This is a fork from the original "Fasterfox".

Lazarus: Form Recovery by Seth Wagoner

Rated 4 out of 5 stars 397 reviews

48,782 users

Never lose anything you type into a web form again! Lazarus securely auto-saves all forms as you type, so after a crash, server timeout, or whatever, you can go back to the form, right click, "recover form", and breathe a sigh of relief.

Toolbar Buttons by Michael B.

Rated 4 out of 5 stars 328 reviews

111,390 users

Adds toolbar buttons to the customize toolbar window in several programs including Firefox, Thunderbird and SeaMonkey. Some of the buttons make commonly preformed actions quicker, others add new functionality.

StumbleUpon by StumbleUpon

Rated 4 out of 5 stars 223 reviews

69,464 users

StumbleUpon is the easiest way to discover new and interesting photos, videos, web pages and more, recommended by a community of experts. Tell us what you are interested in and we recommend page after page of amazing stuff you’d never expect to see.

SmoothWheel by Avi Halachmi

Rated 5 out of 5 stars 267 reviews

34,779 users

Scrolls the page smoothly when scrolling the mouse wheel (or keyboard arrows if enabled).

Canadian English Dictionary by Paul Schmiedge

Rated 4 out of 5 stars 67 reviews

39,811 users

For some reason, Mozilla doesn't have a Canadian localization team, but I know that even the British dictionary doesn't quite cut it for the truly patriotic.

Update Scanner by sneakypete81

Rated 4 out of 5 stars 224 reviews

25,605 users

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

Multirow Bookmarks Toolbar by multirow

Rated 4 out of 5 stars 219 reviews

17,126 users

Makes your Bookmarks Toolbar appear in multiple rows.

For Firefox 4 use: Multirow Bookmarks Toolbar Plus, available here:
https://addons.mozilla.org/en-US/firefox/addon/multirow-bookmarks-toolbarplus/
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