TaiG

TaiG (Taiji) is an untethered jailbreak for all devices on iOS 8.0-8.1.2, except the Apple TV. It was initially released on November 29, 2014. Its website claims the exploits work on iOS 8.2 beta, but support is disabled in the public builds.

Supported Devices
All devices capable of running iOS 8.0-8.1.2 except the Apple TV family, are supported.