Warning: This content is for older versions of Thunderbird. Much of it may no longer be relevant. See developer.thunderbird.net for newer information.
These pages have been moved from mozilla.org, and may or may not be relevant.
- Account Provisioner NEW!
- Activity Manager
- Address book sync client design
- Buddy icons in mail
- Filelink Providers NEW!
- Hidden prefs
- Mail and RDF
- Using the Multiple Accounts API
- Spam filtering