If you know of useful mailing lists, newsgroups, forums, or other communities related to extension development, please link to them here.
- MozillaZine Extensions & Themes forum
- #extdev channel on moznet IRC network — extension development questions
- #addons channel on moznet IRC network — questions about http://addons.mozilla.org
- mozdev project owners mailing list
- Mozillazine Knowledge Base
- AllYourIdeas — ideas for extensions ((REALLY needs a unique CAPTCHA))
- BabelZilla — a community for developers and translators of extension for Mozilla Applications