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Greasemonkey Featured

Customize the way a web page displays or behaves, by using small bits of JavaScript.

Rated 4 out of 5 stars (998)
65,916 weekly downloads

Hoxx VPN Proxy No Restart

Hoxx VPN Proxy service to unblock blocked websites, hide your location and encrypt your connection. Completely free.

Rated 5 out of 5 stars (740)
24,975 weekly downloads

EPUBReader

With EPUBReader you can read ePub files just in Firefox. No additional software needed!

Rated 5 out of 5 stars (174)
12,288 weekly downloads

Flashblock

Never be annoyed by a Flash animation again! Blocks Flash so it won't get in your way, but if you want to see it, just click on...

Rated 4 out of 5 stars (1,215)
10,775 weekly downloads

Session Manager No Restart Featured

Session Manager saves and restores the state of all or some windows - either when you want it or automatically at startup and after crashes. It can also automatically save the state of open windows individually.

Rated 4 out of 5 stars (473)
7,296 weekly downloads

Save as PDF

Lets you download web pages as PDF in one click.

Rated 2 out of 5 stars (127)
6,409 weekly downloads

Selenium IDE Button

Just one simple toolbar button to open Selenium IDE. You need to have installed Selenium IDE: http://seleniumhq.org/projects/ide/

Rated 5 out of 5 stars (8)
6,111 weekly downloads

Reload Plus No Restart Featured

Supercharge your reload button and hotkeys!

Rated 5 out of 5 stars (80)
6,038 weekly downloads

APK Downloader No Restart

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

Rated 4 out of 5 stars (71)
4,841 weekly downloads

Translate This! No Restart

Translate the whole entire page or just a selection using Google Translate.

Rated 4 out of 5 stars (100)
4,177 weekly downloads

Auto Form

Copy/Paste all fields from a web form in one click.

Rated 3 out of 5 stars (16)
4,123 weekly downloads

LeechBlock Featured

LeechBlock is a simple productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to block them.

Rated 5 out of 5 stars (602)
3,029 weekly downloads

UnMHT No Restart

UnMHT allows you to view MHT (MHTML) web archive format files, and save complete web pages, including text and graphics, into a single MHT file in Firefox/SeaMonkey.

Rated 5 out of 5 stars (225)
2,983 weekly downloads

Web2PDF Converter Featured

Web page to PDF conversion tool

Rated 3 out of 5 stars (98)
2,726 weekly downloads

QuickNote

A simple note-taking extension.

Rated 5 out of 5 stars (172)
2,655 weekly downloads

PDF Mage No Restart

Save any page as PDF

Rated 4 out of 5 stars (30)
2,576 weekly downloads

Add-ons Manager Context Menu Featured

Add more items to Add-ons Manager context menu.

Rated 5 out of 5 stars (35)
2,453 weekly downloads

Low Quality Flash

Sets Flash objects to "Low Quality" to improve performance on slower platforms (i.e. older computers, netbooks, and Firefox Mobile).

Rated 4 out of 5 stars (50)
2,444 weekly downloads

YouTube Plus No Restart

YouTube with more freedom.

Rated 5 out of 5 stars (49)
2,420 weekly downloads

Proxy Selector

Proxy Selector lets you switch local proxies in Firefox.

Rated 4 out of 5 stars (111)
2,354 weekly downloads