MobJab Mobile Messenger MIDP 1.0 MobJab your very own Instant Messaging and Presence (IMPS)client for FREE. No need to send expensive SMSes to your freinds. With MobJab you can also chat with your freinds/buddys
Smart Chat Smart Chat Messenger is a web based instant messaging service
Palringo (Java) With Palringo, you can keep in touch with friends on popular instant messaging services such as Jabber, Yahoo, ICQ, MSN, Gadu-Gadu, AIM, and Google Talk
IMPlus Chat across MSN / Windows Live Messenger, AOL/iChat, Yahoo, ICQ, Jabber, Google Talk, MySpace IM, Skype, Facebook and Twitter in one window. Enjoy new social service - Neighbors!