Checkra1n

checkra1n is a semi-tethered jailbreak, developed primarily by Luca Todesco (qwertyoruiop). It's based on the checkm8 bootrom exploit released by axi0mx. checkra1n supports iOS 12.3 and newer, iPadOS 13.1 and newer, and tvOS 12.0 and newer. Experimental support was added in 0.9.9 for the T2 processor.