Using the Add-on SDK you can create Firefox add-ons using standard Web technologies: JavaScript, HTML, and CSS. The SDK includes JavaScript APIs which you can use to create add-ons, and tools for creating, running, testing, and packaging add-ons.

If you find a problem, please report the bug here.

These resources should provide some help:

• Add-on SDK Documentation
• Community Developed Modules
• Jetpack FAQ
• StackOverflow Questions
• Mailing List
• #jetpack on irc.mozilla.org

Please read these two guides if you wish to contribute some patches to the addon-sdk:

• Contribute Guide
• Style Guide

We use bugzilla as our issue tracker, here are some useful links:

• File a bug
• Open bugs
• Good first bugs