SniffIM Yahoo Offline Viewer

SniffIM is a Yahoo and MSN Messenger Chat Sniffer. It will try to sniff and record all the yahoo messenger conversations taking place in a network.

SniffIM does this by sniffing all the ethernet traffic and then analyzing the packets for yahoo and MSN conversations. It can decode the Yahoo PM & Conference conversations and MSN IM conversations. It uses RawNetIo framework to do the core work of
sniffing the packets.

SniffIM allows you to save the recorded conversations in either RTF format. It also allows you to save all the recorded messages at once in RTF format such that you can even search for important information in those conversations.

SniffIM is supplied free of cost for both commercial and non-commercial use