Supported guest OS

The following operating systems from ISPsystem repositories can be installed on a virtual machine:

• ISPsystem — templates for KVM clusters: 

  OS group	Supported OS
  Alma	AlmaLinux 8 AlmaLinux 9 AlmaLinux 10 (requires a CPU with x86-64-v3 instruction support on the cluster node) AlmaLinux 10.1 (requires a CPU with x86-64-v3 instruction support on the cluster node)
  CentOS	CentOS 9 Stream CentOS 10 Stream
  Debian	Debian 11 Debian 12 Debian 13
  FreeBSD	FreeBSD 13 FreeBSD 14 FreeBSD 15 Templates with ZFS suffix deploys an OS image with the ZFS, without ZFS suffix — with the UFS.
  Oracle	Oracle Linux 8 Oracle Linux 9 Oracle Linux 10
  Rocky	Rocky Linux 8 Rocky Linux 9 Rocky Linux 10
  Ubuntu	Ubuntu 20.04 Ubuntu 22.04 Ubuntu 24.04 Ubuntu 26.04
  Windows	Windows 10 Windows 11 Windows Server 2016 Windows Server 2019 Windows Server 2022 Windows Server 2025 For more information about Windows templates, see the article Specifics of VM running on Windows.

• ISPsystem LXD — templates for LXD clusters: 

  OS group	Supported OS
  Alma	AlmaLinux 8
  CentOS	CentOS 7 CentOS 8
  Debian	Debian 9 Debian 10 Debian 11
  Oracle	Oracle Linux 8
  Rocky	Rocky Linux 8
  Ubuntu	Ubuntu 18.04 Ubuntu 20.04

The platform can run any software officially supported by the selected guest OS from the list provided.