Top-Rated Extensions

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Keylogger Pro - New! Requires Restart

This software writes down every single key press performed on the computer while surfing the browser.

Rated 3 out of 5 stars (33)
480 users

GTriddim Youtube To MP3 converter

Fast Youtube To MP3 converter. High quality, up to 320kb/s!

Rated 3 out of 5 stars (6)
122 users

Retro Find for Firefox 10* Requires Restart

Replace the find toolbar with the old find dialog and add a status bar. Yeah, the good ol' fashioned find box is now here for Firefox 10*!

Rated 3 out of 5 stars (6)
22 users

Fast Image Blocker Compatible with Firefox 57+

Blocks all images and visual contents on desired websites

Rated 3 out of 5 stars (6)
383 users

BookmarkThisTab Requires Restart

Brings back BookmarkThisTab to the context menu of tabs.

Rated 3 out of 5 stars (6)
71 users

OCR Web

Optical Character Recognition in JS for Firefox based on ocrad.js

Rated 3 out of 5 stars (6)
301 users

Disable Ctrl-Q and Cmd-Q Compatible with Firefox 57+

Overrides the Ctrl-Q and Command-Q shortcut so that you cannot accidentally quit Firefox. To quit anyway, use the 'Quit Firefox' menu item.
This add-on works for for all platforms (including macOS) and also in private browsing mode.

Rated 3 out of 5 stars (6)
189 users

Background image Requires Restart

Drag and drop any image from your desktop to a new tab, making it the default background image.

Rated 3 out of 5 stars (8)
146 users

Twitter Video Downloader

Download Video From Twitter.

Rated 3 out of 5 stars (8)
2,517 users

From Youtube To MP3 Requires Restart

An easy and fastest way to convert and download Youtube video to MP3 files.

Rated 3 out of 5 stars (12)
194 users

Ebook PDF Search Engine and Viewer Toolbar Requires Restart

A Free Ebook PDF Search Engine and PDF Viewer Toolbar!

Rated 3 out of 5 stars (12)
783 users

Emoji Keyboard (2016) by EmojiOne™ Compatible with Firefox 57+

The must-have emoji extension of 2016! The easiest way to search, 1-click copy & paste, or auto-input emoji anywhere in Firefox.

Rated 3 out of 5 stars (18)
1,094 users

Amazing Media Browser Requires Restart

A Multimedia Download Tool

Rated 3 out of 5 stars (21)
2 users

Citebite Requires Restart

Create links to specific quotes on the Web using citebite.com. This extension was formerly known as Deep...

Rated 3 out of 5 stars (7)
30 users

TrustWatch Search by GeoTrust Requires Restart

Search with Trust on Google, Yahoo! and MSN...

Rated 3 out of 5 stars (5)
0 users

Favmarks Requires Restart

Have a lot of bookmarks? Save space by reducing them to favicons.

Rated 3 out of 5 stars (5)
0 users

Xenotix Keylogger Requires Restart

Xenotix KeylogX is a Keylogger add-on for Firefox.

Features
Bypass Key Scrambler
Bypass Virtual Keyboard
Undetectable by Anti-Virus

USAGE
Install,set a password.
To view the logs: ALT+SHIFT+\

Rated 3 out of 5 stars (5)
143 users

Statusdate Requires Restart

Displays date and week info in the status bar, fully customizable with language and date...

Rated 3 out of 5 stars (5)
0 users

TestGen4Web Requires Restart

Just like your VCR - for Firefox. It records what you do, stores it, and plays it back on demand.

Rated 3 out of 5 stars (3)
1 user

Microsummary Generator Builder Requires Restart

Build a Microsummary Generator for microsummaries of a specific web page...

Rated 3 out of 5 stars (3)
0 users