Featured Extensions

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Theme Font & Size Changer No Restart Featured

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 5 out of 5 stars (173)
95,192 users

Google™ Translator Lite No Restart Featured

Google™ Translator Lite

Rated 4 out of 5 stars (30)
46,081 users

Pray Times! Featured

Display daily Muslim prayer times.

Rated 5 out of 5 stars (371)
8,827 users

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)
270,710 users

Mozilla Archive Format, with MHT and Faithful Save Featured

— Open web pages saved with Internet Explorer or other browsers (MHT)
— Save many tabs, video and audio reliably, in a single ZIP file (MAFF)
— Return to the original site you saved a page from, and more!

Rated 4 out of 5 stars (312)
150,904 users

SmoothWheel Featured

Scrolls the page smoothly when scrolling the mouse wheel (or keyboard arrows if enabled).

Rated 5 out of 5 stars (260)
34,988 users

Decentraleyes No Restart Featured

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 (57)
40,706 users

Print Edit Featured

Allows editing of web page content while in Print Preview mode, prior to printing or saving as HTML or PDF. Compacts the layout and removes unwanted content such as adverts, sidebars and blank pages. Any element can be formatted, hidden or deleted.

Rated 5 out of 5 stars (295)
111,459 users

Capture & Print No Restart Featured

This add-on lets you print a webpage's area easily.

Rated 5 out of 5 stars (51)
45,743 users

uMatrix No Restart Featured

Point & click to forbid/allow any class of requests made by your browser. Use it to block scripts, iframes, ads, facebook, etc.

Rated 5 out of 5 stars (88)
35,217 users

AdBlock for YouTube™ No Restart Featured

AdBlock for YouTube™ removes all annoying Ads from YouTube

Rated 4 out of 5 stars (31)
304,592 users

ColorfulTabs Featured

The first addon you should be installing on a fresh Firefox install. A must have. The most beautiful yet the simplest add-on that makes a strong colorful appeal. Colors every tab in a different color.

Rated 4 out of 5 stars (1,006)
224,394 users

Add-ons Manager Context Menu Featured

Add more items to Add-ons Manager context menu.

Rated 5 out of 5 stars (35)
17,833 users

X-notifier (for Gmail,Hotmail,Yahoo,AOL ...) Featured

Notifier for gmail, yahoo, hotmail, aol and more webmails.
X-notifier(aka WebMail Notifier) checks your webmail accounts and notifies the number of unread emails...
Supports : gmail, yahoo, hotmail, POP3/IMAP, facebook, twitter and more

Rated 4 out of 5 stars (1,686)
89,976 users

Adblock Plus Pop-up Addon Featured

Adblock Plus Pop-up Addon extends the blocking functionality of Adblock Plus to those annoying pop-up windows that open on mouse clicks and other user actions.

Rated 5 out of 5 stars (197)
1,019,139 users

Free Memory No Restart Featured

An add-on to perform free-memory operations without visiting about:memory.
For Firefox 40+, try Free Memory 2.0 https://addons.mozilla.org/en-US/firefox/addon/free-memory-20/

Rated 4 out of 5 stars (55)
21,424 users

Addictive Typing Lessons Featured

Learn touch typing, or improve your typing.

Rated 4 out of 5 stars (23)
7,431 users

Copy Plain Text 2 Featured

Copies text without formatting

Rated 5 out of 5 stars (66)
44,085 users

YouTube Enhancer Plus Featured

Improve your watching experience! Ad Blocker, Autoplay Manager, Auto HD, Auto Replay, Cinema Mode, and more.

Rated 5 out of 5 stars (119)
69,621 users

Saved Password Editor Featured

Adds the ability to create and edit entries in the password manager.

Rated 5 out of 5 stars (227)
87,567 users