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Cisco WebEx Extension Compatible with Firefox 57+

Join WebEx meetings using Firefox ™

Rated 3 out of 5 stars (72)
95,857 weekly downloads

Hoxx VPN Proxy

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

Rated 5 out of 5 stars (3,395)
69,932 weekly downloads

Greasemonkey Requires Restart

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

Rated 4 out of 5 stars (1,214)
45,715 weekly downloads

Tampermonkey Compatible with Firefox 57+

Tampermonkey is the world's most popular userscript manager.

Rated 4 out of 5 stars (131)
14,317 weekly downloads

Selenium IDE Button Requires Restart

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 (9)
9,105 weekly downloads

EPUBReader Compatible with Firefox 57+ Featured

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

Rated 4 out of 5 stars (215)
8,939 weekly downloads

Session Manager

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 (493)
8,333 weekly downloads

YouTube Plus Compatible with Firefox 57+

YouTube with more freedom.

Rated 5 out of 5 stars (119)
6,510 weekly downloads

Flashblock Requires Restart

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 (1,142)
5,931 weekly downloads

QuickNote Requires Restart

A simple note-taking extension.

Rated 5 out of 5 stars (174)
4,287 weekly downloads

Save as PDF Requires Restart

Lets you download web pages as PDF in one click.

Rated 2 out of 5 stars (140)
4,237 weekly downloads

PDF Mage Compatible with Firefox 57+

Save any page as PDF

Rated 4 out of 5 stars (77)
4,186 weekly downloads

h264ify Compatible with Firefox 57+

Makes YouTube stream H.264 videos instead of VP8/VP9 videos

Rated 4 out of 5 stars (29)
3,496 weekly downloads

UnMHT

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 4 out of 5 stars (246)
2,762 weekly downloads

Chrome Store Foxified

Enables the Google Chrome Store for Firefox. Point and click to install Chrome extensions straight into Firefox.

Rated 4 out of 5 stars (235)
2,591 weekly downloads

Enable Right Click and Copy Compatible with Firefox 57+

Enable selecting, copying and right clicking on pages that restrict them.

Rated 3 out of 5 stars (87)
2,547 weekly downloads

LeechBlock Requires Restart

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 (691)
2,267 weekly downloads

Translate This!

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

Rated 3 out of 5 stars (103)
1,910 weekly downloads

Add-on Compatibility Reporter

Help make Firefox better. The Add-on Compatibility Reporter enables you to report if the Firefox add-ons that you're using are working properly (legacy add-ons only).

Rated 4 out of 5 stars (193)
1,874 weekly downloads