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KeePass Helper Requires Restart

Adds a hostname, URL, or email account ID to the application's window name (e.g., that of Firefox or Thunderbird) to make it recognizable to password manager utilities like KeePass.

Rated 4 out of 5 stars (40)
11 users

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HD Video Downloader

Download every YouTube video you want and you can download them as Full HD MP4, FLV, 3GP, MP3, M4A and AAC formats.

Rated 4 out of 5 stars (2)
11 users

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Scriptish Requires Restart

The greatest user script engine on the Internet (a fork of Greasemonkey).

Rated 4 out of 5 stars (109)
11 users

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Active Stop Button Requires Restart

Stop gif animation with button, context menu or Esc key

Rated 4 out of 5 stars (43)
11 users

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Edit Bookmark Plus Requires Restart

Resize 'Add Bookmark' Popup / 'Edit This Bookmark' Popup, fixes tree selection bug, option to disable popup auto close & Update Url and/or Name of a bookmark with the Url/Title of current page.

Replacement of OpenBook addon

Rated 4 out of 5 stars (67)
10 users

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Element Inspector

In the DOM Inspector,quickly navigate to the any elements

Rated 5 out of 5 stars (36)
10 users

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Dybutar

Dynamic creation of bookmark-style toolbar buttons which you can customize.

Rated 5 out of 5 stars (12)
9 users

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Flexible Sidebar

Flexible Sidebar allows to change sidebar width by dragging the handles.

Rated 5 out of 5 stars (1)
9 users

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ToggleDocumentColors_ Requires Restart

Adds a toolbar button and keyboard shortcut to switch between the default page colors and user-defined colors.
Firefox shortcut: Control-Shift-C
SeaMonkey shortcut: Control-K

Rated 5 out of 5 stars (15)
8 users

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Colorific

Colorize entire web pages. Configure themes using sliders and drag-and-drop. Set domain preferences for automatic coloration.

Rated 4 out of 5 stars (14)
8 users

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ImageTweak: zoom/rotate images and videos! Requires Restart

A no-clutter image viewer for Firefox that allows you to zoom, rotate and display images/videos against a custom background. ImageTweak is a must-have addon for any photographer or photography-loving user.

Rated 4 out of 5 stars (95)
8 users

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RSS Icon in url bar

Add RSS icon into URL bar

Rated 4 out of 5 stars (42)
8 users

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Stylish-Custom Requires Restart

custom additions to Stylish extension

Rated 4 out of 5 stars (10)
7 users

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Page Colors & Fonts Buttons

Adds buttons to toggle the using the default page colors and fonts, and the page defined colors and fonts.

Rated 5 out of 5 stars (8)
7 users

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Classicish Add-on Manager Requires Restart

A restyling of the Add-on Manager to a more native appearance.

Rated 4 out of 5 stars (17)
7 users

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RC Print Requires Restart

Adds a "Print" option to the Right-Click context menu.

Rated 5 out of 5 stars (2)
6 users

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Linkification Requires Restart

Converts text links into genuine, clickable links...

Rated 4 out of 5 stars (288)
6 users

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Color Transform

Transform the colors of entire web pages or selected elements. Combine predefined themes with basic transforms. Save transforms for specific web domains.

Rated 4 out of 5 stars (25)
5 users

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Stylish Sync

Sync engine for Stylish with backup / restore facility.

Rated 5 out of 5 stars (31)
5 users

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Right Links Requires Restart

This extension allows to open links in new tabs with right-click directly and using “long” left-click.
This is very useful for touchpads on notebooks and for mice without middle button.

Rated 5 out of 5 stars (148)
5 users

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