Free
Odigo
Odigo: A Free Windows Chat Application
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One of the best scripts for mIRC
Simplify and enhance dial up networking and remote access services
Free Instant Messaging App for Windows
Efficient instant messaging with encryption
Send SMS and MMS messages
Recover passwords for several different IM clients
Java IRC client for multiple platforms
MySpace Notifier: Stay Connected with Timely Notifications
Yahoo Amp: Winamp Song Display for Yahoo Messenger
Use Your Windows 10 PC to Send/Receive Text Messages
Send photos to multimedia mobile phones from your PC
Free and anonymous instant messaging service