IM Sniffer

Intercepts and decodes all instant message traffic sent/received by the computer (currently AOL Instant Messenger, ICQ, MSN and Yahoo but will support more in version 0.9). A high performance engine delivers real time message logging. Conversations can be viewed immediately or saved for later analysis. This program is intended for concerned parents/spouses as well as network administrators. Freeware.

Visit the homepage HERE.