On which three Hypervisors is vSRX supported?

vSRX is a virtual firewall that runs on various hypervisors, such as VMware ESXi, Microsoft Hyper-V, and KVM. vSRX provides security and networking services at the perimeter or edge of virtualized environments. vSRX supports different versions of VMware ESXi, Hyper-V, and KVM, depending on the Junos OS release and the vSRXflavor. Citrix Hypervisor and Oracle VM are not supported hypervisors for vSRX. References:

vSRX Overview

Understand vSRX with Microsoft Hyper-V

Requirements for vSRX Virtual Firewall on VMware

vSRX Deployment Guide for Microsoft Hyper-V

vSRX Chassis Cluster/High Availability support for vSRX