1)   ABChat 1.4
ABChat is a web based chatroom service for your website visitors.
abchat, chat, chatroom, chat server, free, free chat, free chatroom, chat service, chatroom service, free chatroom service,

 2)   Zim 2.0
Slim and simple chat and instant messaging server for Windows 2003/XP/2000 with support public and private chat channels, offline messages and file transfers through the server.
Chat, Instant Messaging, IM server, Instant Messaging server, offline messages, smiles, emoticon, network, intranet, LAN,