Announcing the WebExtensions ML API
Greetings extension developers! We wanted to highlight this just-published blog post from our AI team where they share some exciting news – we’re shipping a new experimental ML API in … Read more
Articles in “webextensions”
Manifest V3 updates landed in Firefox 128
With the release of Firefox 128 comes additional Manifest V3 improvements as the engineering team continues to make cross-browser compatibility work a key focus, especially related to content scripts and … Read more
Manifest V3 Updates
Greetings add-on developers! We wanted to provide an update on some exciting engineering work planned for the next few Firefox releases in support of Manifest V3. The team continues to … Read more
Manifest V3 & Manifest V2 (March 2024 update)
Calling all extension developers! With Manifest V3 picking up steam again, we wanted to provide some visibility into our current plans as a lot has happened since we published our … Read more
Changes to Android extension signing
We recently identified a bug in the addons.mozilla.org (AMO) external API that caused all signing requests to mark extension submissions as being Android compatible. A fix for this bug will … Read more
declarativeNetRequest available in Firefox
The declarativeNetRequest (DNR) extension API is now available to all extensions starting from Firefox 113, released last week. Extensions with functionality that can be expressed in terms of declarative rules … Read more
Manifest v3 signing available November 21 on Firefox Nightly
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 … Read more
Extensions button and how to handle permissions in Manifest V3
Manifest V3 (MV3) is bringing new user-facing changes to Firefox, including an extensions button to manage installed and enabled browser extension permissions (origin controls), providing Firefox users control over extension … Read more
Begin your MV3 migration by implementing new features today
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 … Read more