Tkabber Starpack is the portable version of  Tkabber a IM client that provides a Tcl/Tk interface to the Jabber instant messaging and presence service.

Vacuum-IM is a free cross-platform Jabber-client written in Qt4. The principal difference from other cross-platform client is an open modular architecture that allows flexibility to customize the functionality to meet specific needs, as well as the use of the existing modules in the design of their own.

Portable WinSent Innocenti is a program intended for receiving messages, notifications and alerts sent with Windows Messenger Service ("net send" command) over local area network. This program is a simplified version of WinSent messenger.Innocenti is capable of receiving messages only and incapable of sending a message.

Nettalk Portable is a handy and reliable client designed for the Internet Relay Chat protocol. The smart user interface is based on Windows standards, so it is a lot easier to get used to it.The following languages for the interface are available: English, Spanish, Dutch, Russian, Chinese, Hungarian and German.

QuteCom Portable is an accessible and easy-to-use software that was specially created to offer users an useful calling tool.This tool can be used for audio and video chats with other SIP clients and even call landlines using a SIP provider.

Vacuum-IM is a free cross-platform Jabber-client written in Qt4. The principal difference from other cross-platform client is an open modular architecture that allows flexibility to customize the functionality to meet specific needs, as well as the use of the existing modules in the design of their own.

Tkabber Starpack is the portable version of  Tkabber a IM client that provides a Tcl/Tk interface to the Jabber instant messaging and presence service.

MegaIRC is an Internet Relay Chat Client that allows you to connect to IRC network. The application supports server and channel lists, full ANSI colors and visual notifications as well as DCC send and receive file, logs for mesages and command line.The color scheme in MegaIRC is fully customizable, .