See user authentication for details. Records Transcripts of private conversations as instant messages that can be viewed later. Can add headers or footers to discussion group articles. A footer is automatically added to outgoing discussion group emails informing them how to unsubscribe. Can reject chat room and discussion articles containing offensive words.
Users can search in old instant messages.
Some other minor features. Allow guest logins. Can accept incoming email even if you already have an SMTP server running on the same machine. See Sending and Receiving EMail from DBabble for details. Can accept incoming email for users which gets converted into instant messages.