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PDF Mage Compatible with Firefox 57+

Save any page as PDF

Rated 4 out of 5 stars (69)
28,812 users

Secure Login Requires Restart

Secure Login is an extension for Firefox integrated password manager.

For Firefox > 51, try my WebExtension implementation: https://addons.mozilla.org/en-US/firefox/addon/secure-login-webextension/

Rated 4 out of 5 stars (358)
26,386 users

PrintPDF Requires Restart

This allows users on Windows and Linux to print web pages to PDF. Mac users you already have this functionality.

Rated 3 out of 5 stars (198)
24,956 users

Restart

"Restart" menu and button, with configurable shortcut key.

Rated 5 out of 5 stars (83)
24,906 users

YouTube Plus Compatible with Firefox 57+

YouTube with more freedom.

Rated 5 out of 5 stars (106)
23,591 users

ProfileSwitcher Requires Restart

It adds some options to launch easily other profiles and the Profile Manager.

Rated 4 out of 5 stars (90)
23,047 users

Show My Password Requires Restart

You are annoyed because your password fields are always scrambled though nobody else but you can see the screen? This most advanced unscrambling addon shows your passwords in readable letters, while being fully customizable to fit your needs.

Rated 5 out of 5 stars (83)
22,773 users

APK Downloader

Download APK files from Google Play Store (Android Market) for free, from your browser.

Rated 4 out of 5 stars (102)
21,640 users

QuickNote Requires Restart

A simple note-taking extension.

Rated 5 out of 5 stars (174)
21,526 users

GPO support For Firefox and Thunderbird

Firefox and Thunderbird extension to manage user preferences and user profile CA certificates using group policy

Rated 4 out of 5 stars (12)
21,137 users

Legacy Test Pilot (Outdated)

The legacy Test Pilot program has been replaced, and this add-on is no longer useful. If you're interested in testing new features in Firefox please join the new program at https://testpilot.firefox.com

Rated 4 out of 5 stars (65)
20,586 users

Minimize On Start and Close Requires Restart

A remake of the MinimizeToTray-extension made to fit the Windows 7 taskbar. Instead of minimize the window to the tray it minimize it to the taskbar. It can minimize on startup, when the window is closed and/or when the esc key is pressed.

Rated 4 out of 5 stars (103)
20,083 users

Web2PDF Converter Requires Restart

Web page to PDF conversion tool

Rated 3 out of 5 stars (86)
19,123 users

Diagnostics for Adblock Plus

Diagnostics tool for Adblock Plus, provides some insight into internal processes of Adblock Plus.

Not yet rated
18,373 users

Memory Restart Requires Restart

Gives you a quick way to restart if memory usage is too high.

Rated 4 out of 5 stars (122)
17,604 users

External Application Buttons 2 Requires Restart

Lightweight add-on to create toolbar buttons that launch various external applications.

Rated 5 out of 5 stars (25)
16,936 users

YouTube Center

YouTube Center contains all kind of different useful functions which makes your visit on YouTube much more entertaining.

Rated 3 out of 5 stars (285)
16,911 users

RAMBack Requires Restart

RAMBack will cause Firefox to issue an internal notification to free up memory that is otherwise held for performance purposes. Additional items will be hooked into this notification in the future.

Rated 3 out of 5 stars (147)
16,385 users

Integrated Google Calendar Requires Restart

Integrate your Google Calendar with Firefox in a simple way.
No need extra login!!

Rated 4 out of 5 stars (89)
15,950 users

Grab and Drag Requires Restart

Enables Adobe Acrobat-style grab and drag scrolling, Flick gestures, and Momentum scrolling in Firefox. Useful for (older) pen or touchscreen-based devices for which these gestures are not natively supported. Not useful on Windows 8 touch devices.

Rated 4 out of 5 stars (271)
15,778 users