Yahoo! Messanger, on Leopard!

Yahoo! Messenger 3.0b3.126432 is a free instant messaging client for OS X. You can chat, send files and much more with each other. It also includes webcam support, calendars, mail, Growl notification and voice calling.

Note: This is a beta version.

FEATURES

• Leopard Crash Bug Fixed (New)
• IM Windows Live
• PC To Phone Support
• Phone To PC Support
• Photo/File Sharing
• Web Conference And Chat Rooms
• Stealth And Webcam Support
• Tabbed Conversations
• Message Archiving
• Much More

Download it here