Up & Coming Extensions

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FoxyProxy Basic

FoxyProxy Basic is a simple on/off proxy switcher. More advanced features and configuration options are offered by FoxyProxy Standard.

Rated 4 out of 5 stars (31)
22,563 users

SaveFrom.net helper all-in-1 / youtube downloader No Restart

SaveFrom.net helper will enable you to download files from YouTube.com, FaceBook.com, Vimeo.com, Daylimotion.com, VK.com, Odnoklassnoki.ru, Soundcloud.com and more than 40 other just in one click.

Rated 4 out of 5 stars (227)
154,519 users

Who stole my pictures?

Search for copies of the images using Yandex.ru, Tineye.com, Google.com and VK.com via right click menu

Rated 5 out of 5 stars (58)
17,827 users

Personal Level Indicators

Shows an indicator so you can tell if an email was addressed only to you (»), a group (›), or a mailing list.

Rated 4 out of 5 stars (12)
3,248 users

Extension Auto-Installer No Restart

Extension Auto-Installer is a helper for Firefox/SeaMonkey/Thunderbird extension developers: it allows automatically adding or updating browser extensions, e.g. via command line tools. This makes testing your changes easier.

Rated 5 out of 5 stars (17)
3,732 users

Session Manager No Restart

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 (469)
279,693 users

User Agent Changer

Adds a menu and a toolbar button to change the user agent of a browser.

Rated 4 out of 5 stars (6)
2,706 users

NetVideoHunter

This add-on is a downloader that lets you easily download videos from sites like Youtube, Facebook, Metacafe, Dailymotion, Break, VKontakte and music for example from SoundCloud, Grooveshark and from many other sites...

Rated 4 out of 5 stars (385)
266,867 users

Download Status Bar No Restart

If you are the kind of person who likes to have total control over every aspect of your downloads, "Download Status Bar" is the add-on you are looking for.

Rated 5 out of 5 stars (356)
232,456 users

AdNauseam No Restart

Fight back against advertising surveillance

Rated 5 out of 5 stars (3)
4,788 users

Tab Counter No Restart

A simple extension that counts the number of open tabs per window and displays the count in the toolbar...

Rated 4 out of 5 stars (120)
16,916 users

FB Phishing Protector No Restart

Protects you from Phishing or Scams (through XSS injection attacks) while you're on Facebook™ - Version 4.2 introduces a Tracking Protection feature as well.

Rated 5 out of 5 stars (33)
32,426 users

Xclear

Safari-like icons in the URL, search and find fields to clear their contents.

Rated 5 out of 5 stars (44)
2,701 users

Reader No Restart

Reader is the ultimate Reader tool for Firefox.

Rated 5 out of 5 stars (58)
33,893 users

XHTML Mobile Profile

Firefox does not natively support the mime-type application/vnd.wap.xhtml+xml. This is one of the possible mime-types for XHTML Mobile Profile. This addon adds support for this mime-type.

Rated 5 out of 5 stars (10)
4,938 users

Email This!

Email This! will send your recipient the link, title, & highlighted text of the page you are viewing using GMail, Google Apps GMail, Yahoo, and Stand-Alone Mail Clients like Outlook Express, Thunderbird, & More!

Rated 5 out of 5 stars (60)
11,627 users

Charset Switcher

Supports to customize the Default Character Encoding for each sites.

Rated 5 out of 5 stars (22)
4,326 users

Open in Browser

Offers the possibility to display documents in browser window.

Rated 5 out of 5 stars (60)
8,285 users

Whois & Flags Firefox & Websites Popularity Rating

Display Country Flag indicating Website Physical Location (Country, State, City). Website Popularity (Live Visitor Statistics). Shows how many users are visiting any World Website per day. Website IP IPv6 Addresses, DNS, Hosting. IP Whois Lookup

Rated 4 out of 5 stars (16)
2,578 users

Click-to-Play Manager No Restart

Manages the Click-to-Play domain whitelist.

Rated 4 out of 5 stars (11)
3,161 users