What is a Mozilla Firefox Addon or Extension? Mozilla Firefox addons or extensions are programs that can be installed into Firefox in order to change the browser's functionality. This includes adding ...

We love Firefox for its extensibility, but sometimes we run into an extension or two that dons the "Experimental" label on the Firefox add-ons site. We prefer highlighting extensions once they've been ...

Since its launch to the public in 2004, Mozilla Firefox has steadily spread across the Internet, becoming the second-most-popular Web browser, behind only Microsoft’s Internet Explorer. Although early ...

Proton VPN's Firefox extension has been temporarily removed from the Mozilla Add-ons store due to review requirements. Users ...