Add-ons

Announcements Important announcements for the add-ons community. Development Technical discussions about add-on development. Themes Discussions about background themes and complete themes. 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. 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! addons.mozilla.org Discussions about AMO add-on reviews and bugs.

Topic	Replies	Views	Activity
About the Add-ons category Add-ons	1	22845	July 11, 2014
Are you familiar with the "All tabs Helper" addon Add-on Support	1	22	June 3, 2024
Firefox Password Holder in the Toolbar Add-on Support	4	45	June 3, 2024
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…	140	14244	June 3, 2024
Add AutoControl extension Add-on Support	2	164	June 3, 2024
Top APIs mising on Firefox for Android? Firefox for Android Add-ons	14	2000	June 1, 2024
Upcoming live stream on June 13: Pushing the boundaries of Firefox extensions Announcements	1	79	May 28, 2024
Uploaded source code not uploading Add-ons issue	8	158	May 28, 2024
"TypeError: browser.tabs is undefined"? Development issue	5	4187	November 23, 2021
Dark mode for addons.mozilla.org addons.mozilla.org	1	80	May 28, 2024
Match section not working for subpaths Development	2	76	May 27, 2024
Blocked Add-On Add-ons	3	99	May 27, 2024
Firefox webextension with proxy array does not work Development	4	725	May 21, 2024
[Support] Tap To Tab - open links in new tab with a double click Add-on Support	14	8395	May 21, 2024
Extensiontest.com stopped working? Add-ons	5	158	May 21, 2024
Put oldtwitter layout addon back Add-on Support	5	194	May 20, 2024
How can I prevent websites from logging me out due to inactivity using add-ons? Development issue	4	2170	May 20, 2024
Ability to detect name of active webform control? Development	5	197	May 18, 2024
Avast stops supporting Security & Privacy add-on Add-on Support	2	217	May 17, 2024
OMA LwM2M DevKit extension download problem Add-ons	6	175	May 17, 2024
Add-ons that break Websites & Add-on Management Add-ons	7	296	May 16, 2024
[Blog post] Manifest V3 Updates Announcements manifest-v3	3	163	May 16, 2024
Font size in Eyedropper? Add-on Support	2	142	May 16, 2024
Idk how to download my own private theme Add-on Support	2	153	May 16, 2024
Downloading .xpi file of language pack of a past FireFox version Add-on Support	4	5287	May 15, 2024
Web Requests created by extension are no longer logged in the Developer Toolbox Development	3	461	May 14, 2024
How to avoid linter warnings caused by limited Android API? Development	6	155	May 13, 2024
Compiler-generated add-on code: Unsafe assignment to innerHTML Development	3	155	May 12, 2024
Firefox InternalError (MV3) Development manifest-v3	6	181	May 11, 2024
Emergency remediation for Thunderbird extensions Add-on Support	3	192	May 10, 2024