Add-ons

Contribute Help keep Firefox the most customizable browser available. Contribute code, organize events, translate things, evangelize, and more. Add-on Support Need help with an add-on? Ask here! 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. Development Technical discussions about add-on development. Announcements Important announcements for the add-ons community. addons.mozilla.org Discussions about AMO add-on reviews and bugs. Themes Discussions about background themes and complete themes.

Topic	Replies	Views	Activity
About the Add-ons category Add-ons	1	22670	July 11, 2014
Compiler-generated add-on code: Unsafe assignment to innerHTML Development	1	16	May 12, 2024
Firefox InternalError (MV3) Development manifest-v3	6	51	May 11, 2024
Emergency remediation for Thunderbird extensions Add-on Support	3	43	May 10, 2024
How to avoid linter warnings caused by limited Android API? Development	2	48	May 10, 2024
Web Requests created by extension are no longer logged in the Developer Toolbox Development	1	40	May 9, 2024
MobiDevTools implementation of Eruda 3.0.1 Add-ons	6	97	May 8, 2024
Remove duplicate messages Thunderbird (largeur partie gauche fenêtre doublons) Add-on Support	1	61	May 8, 2024
Ability to detect name of active webform control? Development	1	54	May 8, 2024
Will users of old browser automatically see the latest compatible version? addons.mozilla.org	5	413	May 8, 2024
How do I go from self-distributing an add-on to having it hosted on the add-on store? addons.mozilla.org	3	367	May 8, 2024
Korrektur von vergebenen Bewertungen durch User --> Verbesserungsvorschlag Add-on Support	2	68	May 8, 2024
Choosing Origin header from background script Development issue	4	161	May 8, 2024
Post-MV3 versioning for "cross-browser" extensions? Development manifest-v3	4	251	May 8, 2024
Add-ons that break Websites & Add-on Management Add-ons	6	167	May 8, 2024
[Support] Sage-Like - Sidebar Based RSS Feed Reader Add-on Support	69	9846	May 7, 2024
My replies to reviews are getting deleted addons.mozilla.org	11	354	May 6, 2024
Is there any extesnion avialnle in firefox which can block website categroy wise Add-on Support	1	67	May 6, 2024
Top APIs mising on Firefox for Android? Firefox for Android Add-ons	12	1789	May 5, 2024
Disabling my theme Add-on Support	1	67	May 5, 2024
The attention tab property Development	1	98	May 3, 2024
Keyboard shortcut when adding extension to click "Add" and "OK" Add-ons	6	167	May 4, 2024
Content Scripts do not load Development learning , issue	2	109	May 4, 2024
Allow an extension to configure Firefox security devices_PCKS11 Add-on Support	4	299	May 3, 2024
Trigger event when the user hovers the mouse over any tab Add-on Support	2	136	May 3, 2024
Load local WebExtension issue, plz help! Development issue	2	127	May 2, 2024
Help on private theme download link Themes issue	2	202	May 2, 2024
"Reported" themes not being checked Themes	5	266	April 27, 2024
The resigning of old add-ons addons.mozilla.org	5	215	April 27, 2024
How to move find bar to the top? Development learning	1	93	April 27, 2024