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Save Button for Pinterest

Save images and pages to your Pinterest account quickly and easily with Save Button for Pinterest.

Rated 5 out of 5 stars (16)
83,583 users
Updated November 28, 2016

NoScript Security Suite Requires Restart Featured

The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.

Rated 5 out of 5 stars (1,607)
2,229,069 users
Updated November 28, 2016

Open With Photoshop

Open With Photoshop is a new companion for web and graphic designers to open up any web image with Adobe Photoshop via a single and quick mouse click.

Rated 5 out of 5 stars (74)
17,417 users
Updated November 28, 2016

Messenger for Facebook™

Messenger for Facebook™ lets you bring a Messenger right into your browser to chat with your friends.

Rated 5 out of 5 stars (41)
29,056 users
Updated November 28, 2016

Toolbar Button for Facebook™

Toolbar Button for Facebook™ lets you visit your favorite Facebook™ quickly and easily by adding a special button to your Toolbar.

Rated 3 out of 5 stars (48)
26,417 users
Updated November 28, 2016

Theme Font & Size Changer

Theme Font & Size Changer lets you change the global font size and font family used for the user interface in Firefox. Design your browser with your favorite font.

Rated 4 out of 5 stars (239)
109,169 users
Updated November 28, 2016

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 (229)
99,563 users
Updated November 28, 2016

QuickFolders (Tabbed Folders) Requires Restart

The "Swiss army knife" of folders. Turn your favorites into tabs - open folders and subfolders, move mails without scrolling around or searching. powerful + easy.

See new mail at a glance after automatic filtering - supports quickFilters addon!

Rated 5 out of 5 stars (116)
28,158 users
Updated November 28, 2016

BBCodeXtra Requires Restart

BBCodeXtra is an extension, compatible with Mozilla FireFox and Seamonkey, which adds to the context menu new commands to insert BBCode/Html/XHtml codes in an easy and fast way...

Rated 5 out of 5 stars (61)
4,680 users
Updated November 27, 2016

Decentraleyes

Protects you against tracking through "free", centralized, content delivery. It prevents a lot of requests from reaching networks like Google Hosted Libraries, and serves local files to keep sites from breaking. Complements regular content blockers.

Rated 5 out of 5 stars (79)
57,021 users
Updated November 27, 2016

YouTube High Definition

YouTube High Definition is a powerful tool that will let you automatically play all YouTube videos in HD (High Definition), turn off annotations, change video player size, auto stop videos, auto mute videos, control embedded videos and much more.

Rated 5 out of 5 stars (245)
293,422 users
Updated November 26, 2016

Twitter App

Twitter App brings Twitter right into your Firefox Sidebar.

Rated 5 out of 5 stars (14)
13,907 users
Updated November 25, 2016

Telegram Web Messenger

Telegram Web Messenger brings Telegram right into your Firefox Sidebar.

Not yet rated
40 users
Updated November 24, 2016

Ad-Blocker

Ad Blocker lets you block all ads, tracking & malware from the web world. It is an effective solution to browse the web without offensive and annoying ads you hate to see.

Rated 4 out of 5 stars (8)
40,986 users
Updated November 24, 2016

Adblock Plus Featured

Blocks annoying video ads on YouTube, Facebook ads, banners and much more.

Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).

Rated 5 out of 5 stars (4,925)
20,719,238 users
Updated November 23, 2016

Personas Plus

Personas (now known as lightweight themes) are free, easy-to-install "skins" for Firefox. Personas Plus extends that built-in functionality to give you even more control and easier access to new, popular, and your own favorite themes.

Rated 3 out of 5 stars (939)
283,254 users
Updated November 22, 2016

Flagfox

Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...

Rated 5 out of 5 stars (673)
506,294 users
Updated November 21, 2016

Easy Youtube Video Downloader Express

"#1 Rated Firefox Youtube Video Downloader", Only one with 1080p Full-HD and 256kbps MP3 Direct Links. A clean, fast and simple addon for superfast and easy downloads in FLV, 3GP, MP3, MP4, 720p, 1080p qualities on Youtube pages.

Rated 4 out of 5 stars (1,004)
309,038 users
Updated November 21, 2016

Webmaster SAPE Requires Restart

Toolbar contains a set of functions, which expands the abilities of webmasters and optimizers, when working in the interface of SAPE exchange.

Rated 5 out of 5 stars (168)
7,342 users
Updated November 19, 2016

Menu Filter

Keep your menus in check by filtering out items you never use.

Rated 5 out of 5 stars (47)
4,582 users
Updated November 19, 2016