Miranda IM is a multi protocol instant messenger client. Miranda IM is designed to be resource efficient and easy to use. It uses very little memory and requires no installation. Just unzip and run! This also makes it ideal for users that want to run their messenger client from a removable storage such as an USB memory stick.

It can even be stored on a floppy disc if not too many plugins are used.

Its powerful plugin system makes Miranda IM very flexible. Only the most basic features are built in, but there are currently more than 350 free plugins available for download that allows users to extend the functionality of Miranda IM.
Protocol Support: AIM (AOL Instant Messenger), Gadu-Gadu, IAX (Inter-Asterisk Exchange), ICQ, IRC (Internet Relay Chat), Jabber, MSN, Netsend, Tlen, Yahoo, And more...

Supported Operating Systems: Windows 95/ 98/ ME/ NT/ 2000/ 2003/ XP and Windows Vista

Changes in Miranda IM 0.8.7:
* Performance improvements with network logging disabled
* AIM: Added send directory ability
* MSN: Added ability to transfer all files in a directory
* MSN: Use protocol username for chat names in contact list
* Fixed possible crash in the file transfer window while scrolling
* Fixed file transfer resume
* AIM: AIM 7 is now detected
* AIM: Improved file transfer support
* Jabber: Ignored the ???Manual host??? setting during the account registration
* MSN: Fixed chats with IM Control users
* MSN: Auth request reason is now displayed
* MSN: Fixed deletion of contact from Hotmail address book
* MSN: Fixed avatar sending on chat session