iPhone Dev Team have released beta version of redsn0w, which is a cross-platform jailbreaking, unlocking, and customizing tool for iPhones and iPod touches.
iPhone Dev Team claims that though redsn0w is not as fast as blackra1n but it can handle more variations.
iPhone Dev Team has released the beta version of redsn0w for both Mac OSX(x86) and Windows users.
The beta version of redsn0w
