Add-ons

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

Topic	Replies	Views	Activity
About the Add-ons category Add-ons	1	20436	July 11, 2014
Copyright issue Development	1	11	June 1, 2023
My first Firefox addon Development	7	467	June 1, 2023
Split and scroll addon Development	1	23	June 1, 2023
addons.mozilla.org/en-GB/developers/addons user interface, unable to submit buttons/screenshots Add-on Support	1	22	May 31, 2023
[Support] Brief Add-on Support	312	33401	May 30, 2023
Chrome is not defined Development	20	22646	May 29, 2023
Awaiting For Review Add-on Support	10	324	May 29, 2023
Get started with Firefox extension development Development Extensions provide a simple and powerful way to personalize your browsing experience. If you know JavaScript, CSS, and HTML, you can build your own. If you are brand-new to add-on development, you can get started by che…	6	6729	May 26, 2023
Unable to find a type of plugin Add-ons	2	71	May 23, 2023
Grammarly Managed Mode Development	1	61	May 23, 2023
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…	130	10829	May 22, 2023
Javascript Recorder source webaudio Development	2	63	May 22, 2023
Does Firefox MV2 extension has a deprecation timeline? Development	4	153	May 22, 2023
Domain-specific storage Development	2	102	May 18, 2023
What happened to the Teamsync bookmarks addon? Add-on Support	4	1139	May 18, 2023
[Blog post] declarativeNetRequest available in Firefox Announcements	1	66	May 17, 2023
MV3 Context Menu - help appreciated Development	3	105	May 17, 2023
Google search api linkage to user session bookmarks? Development learning	1	55	May 17, 2023
JavaScript seem disabled in temporary extension's popups/setthings pages (developed by me) Development	5	112	May 17, 2023
Search for Add0n Add-ons learning	2	69	May 17, 2023
Preload extension Development	6	94	May 17, 2023
How to do a drawing on screen? Development	7	85	May 16, 2023
[Post] What’s the best ad blocker for you? Announcements	3	951	May 14, 2023
Firefox sometimes goes ridiculously slow with an extension Development	6	155	May 12, 2023
onHeadersReceived does not work in mv3 Development manifest-v3	2	85	May 12, 2023
My Extension is set to incomplete, why? addons.mozilla.org	1	82	May 12, 2023
Requesting permissions in a devtools panel (Manifest V3) Development	9	176	May 11, 2023
Firefox extension installation through the windows registry Development	1	88	May 10, 2023
Firefox Add on -> No longer have backup codes or authenticator app due to computer crash Add-ons	1	90	May 9, 2023