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FireTitle Requires Restart

Label your Firefox browser windows with mnemonic titles. Find the Firefox window you're looking for, fast...

Rated 4 out of 5 stars (54)
2,237 users

MyWeb New Tab

Use one of hundreds of unique new tab page experiences brought to you by Brand Thunder.

Rated 1 out of 5 stars (1)
3,201 users

Search Helper - Enhance Google Requires Restart

Open Google search results in multiple tabs. Access your last search results from a toolbar button. Get similar sites for any Google search result.

Rated 5 out of 5 stars (6)
11,915 users

Kill FB Feed

Makes you more productive while using Facebook.

Rated 4 out of 5 stars (9)
1,509 users

Markdown Viewer Requires Restart

Markdown document viewer.
Allows to visualize formatted markdown documents in browser.

Rated 4 out of 5 stars (36)
12,239 users

Bookmarks Favicon Images Requires Restart

Customize Bookmarks Favicon Images

Rated 4 out of 5 stars (20)
2,394 users

Screen Capture Elite Requires Restart

Screen Capture Elite lets you copy or save any visible, complete or selected region or a webpage and save it as a jpeg or png image file.

Rated 4 out of 5 stars (126)
3,149 users

Tab Tree

Tab Tree shows your tabs in the form of a tree structure. And also makes the user interface compact (optionally) to allow more space for the Web.

Rated 4 out of 5 stars (109)
8,670 users

Exit Button Firefox Requires Restart

Adds a toolbar button to exit Firefox...

Rated 4 out of 5 stars (21)
6,955 users

CheckBoxMate Lefedor Edition Requires Restart

Check multiple checkboxes by drawing a rectangle around them. FF6 version.
I've made this version since i did need it for use with RTM,

Rated 4 out of 5 stars (13)
1,172 users

MinimizeToTray revived Requires Restart

Minimizes windows into the system tray.

Rated 5 out of 5 stars (326)
231,054 users

XML Viewer Requires Restart

View xml data in textareas, in readable format.

Rated 1 out of 5 stars (2)
2,239 users

ResizeIT Requires Restart

Resize and position Firefox with keys: ALT+1, 2, 3, 4, 5, 6, 7, 8, 9 and 0.

Rated 4 out of 5 stars (44)
2,930 users

UI Eraser

Hide Firefox User Interface.

Rated 5 out of 5 stars (16)
5,285 users

BugzillaJS - Tweaks for Bugzilla

BugzillaJS adds a number of features to Mozilla's Bugzilla. Keyboard shortcuts, quick file box, inline image/github previews, relative timestamps, gravatars and more. (All features are optional; contains almost all features Bugzilla Tweaks has)

Rated 5 out of 5 stars (11)
1,154 users

pdfit Requires Restart

PdfIt extension allows user to convert current page to image file, or PDF format(image to pdf), during the page to image conversion process, user can apply some image filters( for example,rotate,reflection...,)

Rated 4 out of 5 stars (123)
15,505 users

Menu On Top (SuperMenu Avatar)

Move the Thunderbird menu bar to the top. Choose from a selection of visual styles + colors. Add frequently used bookmarks and an avatar icon without wasting precious screen space. Bookmark your favorite sites, emails, folders or configuration pages.

Rated 5 out of 5 stars (3)
1,302 users

Bookmark Autohider Requires Restart

Hides the bookmark toolbar until you move the mouse above it.

Rated 4 out of 5 stars (75)
1,590 users

Tabs Open Relative (Modified) Requires Restart

This add-on is a modified version of Tabs Open Relative (https://addons.mozilla.org/firefox/addon/1956) combined with dikrib's fix.

Tabs open to the right of the current one, external links open according to browser.link.open_external.

Rated 3 out of 5 stars (43)
1,282 users

Ace Stream Web Extension Requires Restart

User Script Manager for Ace Stream desktop software

Rated 2 out of 5 stars (3)
9,992 users