Google Adsense Checker Requires Restart
Google Adsense Checker can display the Adsense earnings on statusbar, it is similar to adsense notifier.
Quickly and easily switch between popular user-agent strings.
Go full screen with one click on the button.
Clear Console Requires Restart Featured
One click to clear your cache, cookies, history, html5/local storage, http logins, all of them or restart your browser with/without notifications.
window.crypto.signText replacement plus enhancements
Blocks scripts (and more) on untrusted websites
Instead of completely blocking canvas fingerprinting, Canvas Defender add-on creates a unique and persistent noise that hides your real canvas fingerprint. This add-on protects you while browsing both in normal and private mode.
NewScrollbars (aka NoiaScrollbars) Requires Restart
The "NewScrollbars"-extension replaces default scrollbars of Firefox and Thunderbird with colorized ones (partly) known from "Noia themes".
Fast JSON viewer - highlights, shows items count/size, handles large files
Ace Stream Web Extension Requires Restart
User Script Manager for Ace Stream desktop software
FireMath Requires Restart
FireMath is an equation editor based on MathML, the mathematical markup language.
Find examples, FAQ, installation instructions and a discussion board at
Speed up scientific scripting! Improve your science!
Emoji Keyboard Featured
A free extension of the web tool https://emojikeyboard.org. It helps input emoji in the web browser with an extensive search functionality.
Blocks the ”seen” feature of the facebook messenger, and your friends will no longer be able to see if you read their messages.
Creates a text-only version of almost any web page. Great for accessibility, SEO and printing.
XPath Checker Requires Restart
An interactive editor for XPath expressions.
Copy Pure Text Requires Restart
Allows to copy selected text as plain text by adding a 'Copy as Text' menu item to context menu.
Enables silent/unattended/kiosk printing without showing the print dialog.
With Seamless Print turned On, print requests go directly to the printer using any Print options already setup.
:: Contributions support http://mozilla.org/foundation ::
TinyUrl Creator Requires Restart
Easy shrink any long URL or link in the page to something you can email or Twitter using the TinyUrl service with a single click in your browser.
PopupSound Requires Restart
Plays a sound when a pop-up window is blocked. You can also configure a sound for other events such as clicking on a link or downloading a file. You can specify your own sounds in the configuration...