Add-ons   Development


Topic Replies Activity
Introduction to Add-on Development 37 June 15, 2019
Extension development 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 …

4 April 16, 2018
About the Development category 1 May 21, 2015
Migrating to Manifest v3 10 June 26, 2019
When is Mozilla Going to Make a Definitive Statement on Manifest V3? 3 June 25, 2019
Can you set a custom favicon for protocol handlers? 1 June 25, 2019
Analyze Add-ons performance impact on a user 5 June 24, 2019
Finding iframe element based on its `frameId` 1 June 24, 2019
Error on XHR from content script to local file without any effect 1 June 24, 2019
Execute in Content-Script after js form Website 4 June 24, 2019
Remove/reduce size of "Site Information" link in address bar 5 June 24, 2019
Native app / companion app - is it reviewed by Mozilla? 2 June 23, 2019
Looking to get into developing firefox addons: Help with useful learning resources available? 3 June 22, 2019
Can not get cookie after set by using document.cookie on firefox 57 2 June 20, 2019
Not writing cookie in web_accessible_resources html page 1 June 20, 2019
How to add stylesheet to iframe? 10 June 17, 2019
An untrackable bug. How to deal with it? 3 June 16, 2019
Some browserAPIs couldn't be debugged, I wonder if we have other solutions? 4 June 16, 2019
Sanitizing data injected into the DOM 12 November 17, 2016
browser.identity.launchWebAuthFlow hangs after authentication 10 June 14, 2019
Loosing all add-ons data 5 June 14, 2019
OAuth2 redirect to https://...extensions.allizom.org seems to fail 5 June 14, 2019
Including crypto-js 1 June 21, 2015
How is everyone debugging WebExtension popups in Firefox 68+? 8 June 12, 2019
Obfuscated code in unlisted add ons - allowed? 9 June 11, 2019
Global keyboard shortcuts for firefox extensions? 1 June 10, 2019
How to use ES6 modules in content scripts? 4 June 10, 2019
Updated version of "Differences between desktop and Android" article? 3 June 10, 2019
Is there a built-in function for a matching a URL against a matches value in permissions? 3 June 10, 2019
Bundling, tree-shaking and 3rd party libraries 3 June 9, 2019