The teams behind the Google Chrome, Apple Safari, Mozilla Firefox and Microsoft Edge browsers have banded together to improve extensions, the add-ons you can download to customize the software. That should mean your extensions will work better and come with a better security foundation to protect you from malware.
On Friday, the teams unveiled a discussion and development forum at the World Wide Web Consortium (W3C) dedicated to developing standards for extensions, noted C/NET. The forum, the WebExtensions Community Group, gives engineers a place to build a unified and more secure core foundation for extensions.
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You could learn more details about this at the WebExtensions Community Group webpage here.