Development

Topic	Replies	Views	Activity
Get started with Firefox extension 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	12906	September 6, 2023
About the Development category	1	4359	May 21, 2015
Extension development tools developer-tools Hi all, I’m excited to share some tools that community members have recently created to help with extension development. If you’ve built something that could be helpful to others, please let us know by replying to this …	6	10909	June 23, 2021
How can I change the color theme of Truthsocial.com on Firefox?	2	139	December 16, 2024
How to import npm packages in content script in an extension?	5	203	December 16, 2024
Is it possible to make a CLI for your browser extention?	2	153	December 16, 2024
Use OAuth 2.0 in Firefox WebExtension	5	5677	December 9, 2024
"commands" for android webextension? learning	2	484	March 1, 2024
CORS Policy for Addon request	6	357	December 5, 2024
Code in content_scripts not executed when document changes?	5	212	December 2, 2024
What version of Android Firefox added support for MV3?	5	398	December 2, 2024
Error testing addon with web-ext in Android. Unable to retrieve current user	5	250	November 29, 2024
Extension for block ads does not work as it should	4	282	November 28, 2024
declarativeNetRequest - dynamic rule not resulting in a redirect	3	326	November 25, 2024
Clicking on notification from MV3 extension has no effect if background script suspended	8	432	November 23, 2024
Options.html (as popup) & file picker	4	311	November 22, 2024
Content.js now need permissions on each matching URL	11	403	November 13, 2024
"Unsafe assignment to innerHTML" workarounds	5	404	November 7, 2024
Can web requests that sending in background script use the cache that set by web pages?	2	430	November 7, 2024
Detect when a Ctrl+F result is inside an iframe	10	418	October 28, 2024
Looking for workaround for PDF viewer "content script restriction" issue	3	785	October 22, 2024
Manifest V3 validation tools? manifest-v3	5	5466	August 18, 2022
Does Firefox extends events page lifetime when I run a `fetch`?	2	246	October 17, 2024
Downloading items from direct download links with browser.downloads.download()? issue	8	717	October 16, 2024
Is the package @types/firefox-webext-browser maintained by Firefox team?	4	354	October 15, 2024
Dark theme_icons are ignored in Manifest v3 extension	9	1241	October 10, 2024
Browser extension storage "get" return value if nothing found	5	421	October 9, 2024
How to prevent the options page from being draggable?	3	300	September 26, 2024
How to detect an element which is editable by the user feedback	9	1703	September 18, 2024
Suspicious extensions analysis	1	267	September 17, 2024

Get started with Firefox extension 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

12906

September 6, 2023

About the Development category

1

4359

May 21, 2015

Extension development tools

developer-tools

Hi all, I’m excited to share some tools that community members have recently created to help with extension development. If you’ve built something that could be helpful to others, please let us know by replying to this …