About this Collection
Add-ons for web development and extension development.
50 Add-ons in this Collection
Create and manage add-ons made from Greasemonkey and Scriptish user scripts
Enables you to use external text editor with Scratchpad.
Displays the content of the HTML5 Local Storage for the current site.
Simple Mozilla Firefox add-on that allows snippets in Scratchpad.
Inspect JSON object from a URL or entered data.
Requires either DOM Inspector or DOM Inspector Plus! [dm] extension.
A quick restartless magnifier to debug styles and web pages.
Foundstone HTML5 Local Storage Explorer allows for viewing, modifying and deleting of data items stored in the browser's LocalStorage. LocalStorage is a client side storage technology introduced in HTML5.