Over the coming year, Firefox will be putting the finishing touches on a plan it set in motion in 2015, which was to replace the aging Add-ons API with a new system called WebExtensions, based on the ...

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 ...

Adding a VPN extension to Firefox will turn your browser into an IP-shifting tool that also lets you surf the internet more ...

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 ...

Mozilla announced today that Firefox users have downloaded more than two billion browser add-ons. To mark the occasion, Mozilla has created a special list of the top 25 add-ons. Although Firefox is ...

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 ...

Over the past two weeks, Mozilla's add-on review team has banned 197 Firefox add-ons that were caught executing malicious code, stealing user data, or using obfuscation to hide their source code. The ...

Mozilla has made several changes to its Firefox browser after discovering that two add-ons, which were installed by approximately 455,000 people, abused one of its APIs. "In early June, we discovered ...

Hackers can drop malicious code into systems running Mozilla Corp.’s Firefox when the browser is armed with any of several high-profile add-ons, including Google Toolbar and Yahoo Toolbar, a ...

If you want to know what a chorus of angry Firefox users sounds like, just make them think you're taking away their browser add-ons. A blog post from Mozilla's Mike Connor, one of the company's key ...