AIM Monitor is a handy network utility to capture and log AIM (AOL Instant Messenger) chat from computers within the same LAN. It supports not only messaging through AIM server but also direct connection messaging.
MSN Monitor is a handy network utility to capture MSN chat on network. It records MSN conversations automatically. All intercepted messages can be saved as HTML files for later processing and analyzing.
ICQ Monitor is a handy network utility to capture and log ICQ chat from computers within the same LAN. It supports messaging through ICQ server with format of plain text, RTF, or HTML. All intercepted messages are well organized by user with buddies.