Yahoo! Messenger, developed by Yahoo!,
is an advertisement-supported instant messaging client and associated protocol, provided free of charge.
This Voice over Internet Protocol (VoIP) program can be downloaded and used with a generic "Yahoo! ID" which also allows access to other Yahoo! services, such as Yahoo! Mail. The software also
offers enhanced video calling, improved language support and ability to keep up with your friends' latest updates.
The Latest Version.
The most recent version of the program is Yahoo!
Messenger 10 which supports almost all Operative
Systems, Windows, Mac OS X and Unix. A compatible
version for Linux is available, too. This software also
allows you to select and add several Plugins to your own