The iPhone Dev-Team has released a Windows version of QuickPwn for jailbreaking your iPhone and iPod touch.
Supports 2.1 firmware with the unlocking and jailbreaking of iPhone 1st generation (2G) device. Supports the jailbreaking of iPod Touch 1st generation device and iPhone 3G. Does not support the unlocking of iPhone 3G or jailbreaking of second generation (n72ap based) iPod Touch.
[Mirror 1]
Supports 2.1 firmware with the unlocking and jailbreaking of iPhone 1st generation (2G) device. Supports the jailbreaking of iPod Touch 1st generation device and iPhone 3G. Does not support the unlocking of iPhone 3G or jailbreaking of second generation (n72ap based) iPod Touch.
[Mirror 1]