We suggest that developers of new add-ons should look at using WebExtensions.
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 offer 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 make some patches to the addon-sdk:
We use bugzilla as our issue tracker, here are some useful links: