User-Agent Switcher Featured
Quickly and easily switch between popular user-agent strings.
The first and only download manager/accelerator built inside Firefox!
Copy Plain Text 2 Requires Restart Featured
Copies text without formatting
Pearltrees lets you organize all your interests.
Classic Toolbar Buttons Featured
'Classic Toolbar Buttons' add-on restores old toolbar button ui (known from Fx 4-7s small view, Fx 4-12s large view & Tb 5-14) for current Firefox, Thunderbird and Seamonkey versions.
Beta builds on versions page!
Ecosia is a search engine that donates 80% of its surplus income to planting trees. By searching with Ecosia you can help the environment for free.
This extension adds Ecosia.org as the default search engine to your Firefox. Give it a try!
YouTube No Buffer (Stop Autoplaying) Featured
A bulletproof approach to prevent YouTube from buffering videos
Protect your Passwords, Payments, and Privacy.
Cleanest Addon Manager Featured
Cleanup your Addon Manager
A quick and minimalistic way to create bookmarks.
Prevent Tab Overflow Featured
Make sure your tabs stay visible all the time.
Desktop Messenger for WhatsApp™ Featured
WhatsApp™ Desktop provides an easy access to WhatsApp Web, and notifies you of incoming posts.
Download YouTube Videos as MP4 Featured
An extension that adds direct links to download YouTube videos as MP4 and FLV. It has a simple interface and it downloads videos directly from YouTube. The extension integrates with YouTube's interface and adds a download button below the player.
ipFood Requires Restart Featured
Simulate the use of a series of proxy changing at each new connection.
FireGestures Requires Restart Featured
A customizable mouse gestures extension which enables to execute various commands and user scripts with six types of gestures.
FindBar Tweak Featured
Between simple tweaks such as placing the findbar in the top corner, to the powerful "Find in All Tabs" tool, it has everything to make the Find Toolbar a powerful and accessible research tool!
Short, Vim-style keyboard shortcuts for browsing and navigation, for a near mouseless experience.
iMacros for Firefox Featured
Automate Firefox. Record and replay repetitive tasks. If you're tired of manually visiting the same sites, filling out forms, downloading files and extracting data, then iMacros is for you! Save time, effort and money with iMacros browser automation!
Slim Add-ons Manager Featured
The Add-ons Manager slims down!
This add-on reduces the height of entries in the Add-on Manager, so you can display more of them at a time.
Print Edit Requires Restart Featured
Allows editing of web page content while in Print Preview mode, prior to printing or saving as HTML or PDF. Compacts the layout and removes unwanted content such as adverts, sidebars and blank pages. Any element can be formatted, hidden or deleted.