About this Collection
Add-ons for web development and extension development.
50 Add-ons in this Collection
Inspect JSON object from a URL or entered data.
Requires either DOM Inspector or DOM Inspector Plus! [dm] extension.
Adds toolbar button and context menus for invoking the DOM Inspector (DOMi) for either chrome or content elements.
Create and manage add-ons made from Greasemonkey and Scriptish user scripts
This wizard creates an XPI that rebrands Firefox, SeaMonkey or Thunderbird. You can change the brand name as well as the brand images and icons.
Enables you to use external text editor with Scratchpad.
Simple Mozilla Firefox add-on that allows snippets in Scratchpad.
A simple add-on for extension testers, especially AMO editors and developers who plan to submit their add-ons to AMO.
Displays the content of the HTML5 Local Storage for the current site.