Synchronize your imap folder(s) with address book(s) and calendar.
SyncKolab
Synchronize your imap folder(s) with address book(s) and calendar.
Force Content Type (patched for firefox 3.0)
An extension that allows you to modify the content type. It is actually exactly the same as the amo version except with a changed required version since it does not seem to be maintained any more.
