Chimera

Chimera is a semi-untethered jailbreak for A7-A11 devices running 12.0 - 12.5.1, A12 devices on 12.0 - 12.1.2, and tvOS 12.0 - 12.2 and 12.4. (Nonce setter only on 12.1.3 - 12.2, 12.4 - 12.4.1 for A12 devices.)