Amazon is taking pre-orders for Apple’s Mac OS X 10.6 Snow Leopard. It costs $29 with Free Shipping, or $49 for the 5-User Family Pack, also with Fre Shipping. Other versions and bundles are available. Snow Leopard is due in September.

Note, as a part of Apple’s Up-to-Date Program, Mac OS X Snow Leopard upgrade to select Mac or XServe systems for $9.95 with Free Shipping. Sales tax is added where applicable. Qualifying systems should have been purchased on or after June 8, 2009.