typically sold by Alientech (now known as Alientech K-TAG/Kess). Official versions require a licensed interface device.

Kess V2 is a product of Alientech (now part of Magicmotorsport). The official v2.23 software is only available to registered users who purchase a genuine Kess V2 master or clone interface from authorized distributors. Legitimate software requires an active license or hardware key.