Extensions or add-ons on any browser make the work of the user simple and easy. We can have a good time browsing websites or doing work using a Web browser and its extensions. In this guide, we show ...

Firefox supports small programs, or plug-ins, that add extra functionality to the browser. These programs are called Add-ons. These programs can add a myriad of features ranging from a new toolbar ...

An expired certificate on the Mozilla Add-ons infrastructure is disabling Firefox add-ons for millions of users, and is also preventing users from re-activating or (re-)installing extensions. The ...

Firefox 3 was released just this June, and many Firefox fans believe the new version is clearly the best browser you can get. You can make it even better with free ...

Mozilla has released a Hall of Fame that software developers definitely don't want to be on. To promote the fact that not all Firefox add-ons are created equal, the browser-builder has named and ...

Most Firefox add-ons enhance the browser’s core feature set, provide convenient Web browsing tools, or plug in the proverbial bells and whistles (e-mail notifiers, current weather data or cosmetic ...

Firefox Chief Technology Officer Eric Rescorla has written a detailed blog post explaining exactly how the browser's add-ons came to break all at once last week, how it was fixed, and how the company ...

I think we all know that add-ons have grown integral to the Firefox experience — and popular, to say the least — but we didn’t know just how popular until now. Today, Mozilla said through its blog ...

Mozilla is making it easier to choose the best Firefox add-ons from a sea of extensions you'd usually have to wade through. The latest version of Firefox for desktop now comes with a list of ...

Our favorite almost-there media player, Songbird, has reached another milestone with version 0.4 and a new push to port your favorite Firefox extensions over to Songbird. This week begins what the ...

Old XUL-based Firefox extensions built on the ancient Add-ons SDK will stop working when Mozilla releases Firefox 57, scheduled for the end of 2017. Only add-ons built on the new WebExtensions API ...