Add-ons

Contribute Help keep Firefox the most customizable browser available. Contribute code, organize events, translate things, evangelize, and more. Firefox for Android Add-ons This space is specifically for developers with technical questions as they prepare their desktop add-ons for availability on Android. Themes Discussions about background themes and complete themes. Add-on Support Need help with an add-on? Ask here! addons.mozilla.org Discussions about AMO add-on reviews and bugs. Announcements Important announcements for the add-ons community. Development Technical discussions about add-on development.

Topic	Replies	Views	Activity
About the Add-ons category Add-ons	0	24706	July 11, 2014
Thunderbird add-on review wait time? Add-on Support	0	2	February 13, 2026
Associating error console messages with extensions Add-on Support	0	4	February 13, 2026
Creating a group developer account Add-ons	0	4	February 12, 2026
Please unblock AD Blockers for Chinese users addons.mozilla.org	1	119	February 12, 2026
How long does it take for a add-on AMO to get approved? addons.mozilla.org learning	1	22	February 11, 2026
Account access for review Add-ons learning	1	25	February 11, 2026
AMO review pending since Dec 17 - no response for over a month addons.mozilla.org add-on-reviews	8	114	February 11, 2026
What does "listed" on the manage authors page mean? Add-ons	1	21	February 11, 2026
Addon review taking longer than usual Add-on Support	8	429	February 11, 2026
Questions about including third-party libraries Development	1	27	February 10, 2026
Request to reuse deleted Add-on ID (Duplicate ID issue) Add-on Support	1	52	February 10, 2026
Lost access to two-factor authentication app after changing phone addons.mozilla.org	2	32	February 10, 2026
New Windscribe Extension? Add-on Support	1	32	February 10, 2026
Are all add-ons open source? Add-ons openness	5	58	February 10, 2026
How does Mozilla calculate daily users in the statistics panel? Development	1	43	February 10, 2026
How can GeckoView load a WebExtension for Android local pages? Add-ons issue	1	37	February 10, 2026
Someone registered an extension using my email address, so now I can't. Could you validate email-style IDs so they can't be hijacked? Add-on Support	1	29	February 10, 2026
Langes warten auf Freigabe Add-on Support	1	20	February 10, 2026
How to download my verified extension? Add-on Support	1	14	February 10, 2026
How do i download my now signed unlisted xpi Add-ons	0	10	February 9, 2026
Is there a way to stream in-memory data into downloads.download? Development learning	0	16	February 9, 2026
Feedback wanted: Selenium WebExtension Bridge for Firefox Development feedback	0	20	February 8, 2026
Selection changed event behaviour changed since 148? Development issue	0	14	February 7, 2026
Social Media & Other Links Add On Add-ons feedback , social , add-on-reviews	0	11	February 7, 2026
Proper way to create an add-on for internal use Development	1	19	February 6, 2026
Intercepting HTTP requests doesn't work Development	2	18	February 6, 2026
Confusing emails from Mozilla Add-ons Add-on Support	0	41	February 3, 2026
Possible issue with new data_collection_permissions soon to be required? Add-on Support	4	96	February 1, 2026
Awaiting Review for 3 weeks now Add-ons	3	73	January 31, 2026