Starting November 21, 2022 add-on developers are welcome to upload their Firefox Manifest version 3 (MV3) compatible extensions to addons.mozilla.org (AMO) and have them signed as MV3 extensions. Getting an early jump on MV3 signing enables you to begin testing … Continue reading
Manifest V3 (MV3) is bringing new user-facing changes to Firefox, including the Unified Extensions Button to manage installed and enabled browser extension permissions (origin controls), providing Firefox users control over extension access to their browsers. The first building blocks of … Continue reading
Early next year, Firefox will release Mozilla’s Manifest V3 (MV3). Therefore, it’s an ideal time to consider migrating your Manifest V2 extensions. One of our goals throughout our approach to MV3 has been to gradually release new WebExtensions features that … Continue reading
While MV3 is still in development, many major features are already included in the Developer Preview, which provides an opportunity to expose functionality for testing and feedback. With strong developer feedback, we’re better equipped to quickly address critical bug fixes, … Continue reading
As part of our efforts to make add-ons safer for users, and to support evolving manifest v3 features, we are making changes to apply the Content Security Policy (CSP) to content scripts used in extensions. These changes will make it … Continue reading
At the end of October, the Firefox add-ons team hosted a day-long meetup with a group of privacy extension developers as part of the Mozilla Festival in London, UK. With 2019 drawing to a close, this meetup provided an excellent … Continue reading
