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. addons.mozilla.org Discussions about AMO add-on reviews and bugs. Add-on Support Need help with an add-on? Ask here! 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	24491	July 11, 2014
If, on Android, "chrome_settings_overrides" is not supported, there is no way to add a custom search engine? Development search	4	1269	April 23, 2025
An addon to colour every tab individually Development	1	15	April 22, 2025
Delay in Review Process for Self-Distributed Add-on (WhatsApp Group Monitor) Add-ons	1	11	April 22, 2025
I'm no longer able to flag an unjustified poor rating Add-on Support	7	110	April 22, 2025
Can't submit extension due to version issues Add-on Support	1	23	April 21, 2025
Add-on stuck in "Awaiting Review" for over a month addons.mozilla.org	3	41	April 21, 2025
How to remove/hide add-on from sidebar Add-on Support	10	255	April 21, 2025
Spam attack addons.mozilla.org issue , add-on-reviews	0	9	April 21, 2025
Test and debug extension on Android Development	1	11	April 21, 2025
Search function for buying products from Non-Profits/Charities Development learning	1	16	April 19, 2025
Ad-blocker question please Firefox ver 137.0 addons.mozilla.org	5	27	April 18, 2025
Add-on Review Questions addons.mozilla.org add-on-reviews This is a thread for questions about the add-on review process. I’ll be merging older existing threads into this one to help keep them in one place. If you have a question that hasn’t been previously answered, please fe…	150	17210	April 18, 2025
What happened to this extension - canvas fingerprint defender? Add-on Support	2	37	April 18, 2025
Search.query() practically doesn't work, presumably due to CSP when sending POST request Development	4	35	April 18, 2025
I made a post a few years ago , about using your own Background Image like in Windows Mail Add-ons	1	24	April 18, 2025
Why all the ad block add-ons "That page is not available in your region" Add-ons	4	1233	April 18, 2025
Expose/Document Theme Color Computation addons.mozilla.org	1	17	April 18, 2025
Add-on could not installed with firefox 114.0.2, but install success with latest firefox 137.0.2 Add-ons issue	5	19	April 17, 2025
Incorrect extension information on localised listings addons.mozilla.org l10n , issue	2	24	April 15, 2025
awaiting review for addon Development issue	3	46	April 14, 2025
Support email stuck to UUID : no change possible! Add-ons	2	21	April 14, 2025
Copernic Desktop Search (CDS) Addin Add-ons	2	88	April 14, 2025
Unable to test translations Add-on Support	1	17	April 13, 2025
Picture in Picture API? Development	4	50	April 13, 2025
Top APIs missing on Firefox for Android? Firefox for Android Add-ons	28	3947	April 11, 2025
Wiki Dictionary add-on under review addons.mozilla.org	2	27	April 11, 2025
Hundreds of Spam 1-Star Reviews on Add-on addons.mozilla.org	1	54	April 10, 2025
Firefox AMO Version Upload addons.mozilla.org	1	21	April 10, 2025
If I update the AMO page, it will break addons.mozilla.org issue	8	32	April 10, 2025