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I am trying to make a button in the Firefox Add-on Builder that will change the URL that the search… Read more Firefox Addon Builder Preferences-services Not Working For Me--why?

I am building a Firefox add-on using the addon-sdk. The add-on has one button that displays a panel… Read more Why Is My Add-on Panel´s Content Script No Longer Responding To Port Messages After Changing Contenturl?

Been trying to get the following code to work in firefox add-on: var oMyForm = new FormData(); oMy… Read more Use Blob On Firefox Add-on

I have been working on a context-menu that communicates with a page mod and come up against an issu… Read more Addon Sdk - Context-menu And Page-mod Workers

So I'm developing a Firefox addon that adds a bit of HTML to the DOM of any webpage. The idea h… Read more Get Content Of Some File In Firefox Sdk Main.js

I'm using firefox addon builder. Running this code errors with 'callback is not defined'… Read more Jsonp Callback Error

I'm using firefox addon builder. Running this code errors with 'callback is not defined'… Read more Jsonp Callback Error

This is my first time learning to build a firefox addon. I want store all the open tabs in a window… Read more ReferenceError While Using Sdk/tabs In Firefox Webextension

I have been working on a context-menu that communicates with a page mod and come up against an issu… Read more Addon SDK - Context-menu And Page-mod Workers