Up & Coming Extensions

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Violentmonkey Compatible with Firefox 57+

Violentmonkey provides userscripts support for browsers.

Rated 4 out of 5 stars (29)
2,365 users

Extended Statusbar

A Statusbar with speed, percentage, time and loaded size (similar to Opera's one)

Rated 4 out of 5 stars (248)
55,858 users

Lembrador Méliuz

O Lembrador Méliuz avisa quando você acessa uma loja parceira e, com um clique, você garante descontos e dinheiro de volta nas compras!

Rated 4 out of 5 stars (3)
1,099 users

Web to PDF Compatible with Firefox 57+

Save the current page as a pdf file

Rated 5 out of 5 stars (25)
1,793 users

Gif Block

Allows user to block gif images on a web page.

Rated 3 out of 5 stars (24)
96,284 users

JavaScript Warning Compatible with Firefox 57+

You can store websites in a list which are not supposed to execute JavaScript code. If they try to do so the Add-on warns you.

Rated 4 out of 5 stars (1)
1,117 users

User Agent Switcher Compatible with Firefox 57+

Easily override the browser's User-Agent string

Rated 4 out of 5 stars (21)
4,647 users

Cookie Import/Export

Import and export your cookies and cookie permissions

Rated 4 out of 5 stars (3)
2,261 users

Privacy Badger Compatible with Firefox 57+ Featured

Protects your privacy by blocking spying ads and invisible trackers.

Rated 4 out of 5 stars (172)
266,620 users

JavaScript Toggle On and Off (WebExtension) Compatible with Firefox 57+

Toggle JavaScript engine on and off the easy way

Rated 4 out of 5 stars (9)
1,851 users

EditThisCookie Compatible with Firefox 57+

EditThisCookie is a cookie manager. You can add, delete, edit, search, protect and block cookies!

Rated 4 out of 5 stars (2)
1,346 users

bitwarden - Free Password Manager Compatible with Firefox 57+

bitwarden is a secure and free password manager for all of your devices.

Rated 5 out of 5 stars (56)
2,542 users

Link Cleaner Compatible with Firefox 57+

Clean URLs that are about to be visited:
- removes utm_* parameters
- on item pages of aliexpress and amazon, removes tracking parameters
- skip redirect pages of facebook, steam and reddit

Rated 4 out of 5 stars (22)
1,871 users

Save Text Area Requires Restart

This extension adds File Open and Save functionality to editable text fields and areas, in effect turning them into...

Rated 4 out of 5 stars (23)
923 users

Zoom Page WE Compatible with Firefox 57+ Featured

Zoom web pages (either per-site or per-tab) using full-page zoom, text-only zoom, automatic fit-to-width and minimum font size.

Rated 4 out of 5 stars (19)
1,202 users

Smart HTTPS (revived) Compatible with Firefox 57+

Automatically changes HTTP addresses to the secure HTTPS, and if loading encounters error, reverts it back to HTTP.

Rated 4 out of 5 stars (18)
3,274 users

Vue.js devtools Compatible with Firefox 57+

DevTools extension for debugging Vue.js applications.

Rated 5 out of 5 stars (19)
2,522 users

Web Health Study

A Firefox Shield study to learn more about users' understanding of how the web works.

Rated 4 out of 5 stars (3)
8,666 users

webPass

webPass Firefox works in conjunction with Stoneware webNetwork version 6.3 (and later) to provide single sign-on (SSO) capabilities within Firefox.

You must be authenticated to a webNetwork server to use this add-on.

Not yet rated
1,767 users

Download with Internet Download Manager Compatible with Firefox 57+

when activated, interrupts the built-in download manager to direct links to IDMan (Internet Download Manager)

Rated 4 out of 5 stars (106)
19,483 users