=over 4
+=item B<alibaba_cloud>
+
+=item B<alibaba_cloud-ebm>
+
+This is a cloud computing service based on Alibaba Cloud.
+
+Status: contributed by Weisson.
+
=item B<aws>
Amazon Web Services.
Status: confirmed by Charles Nguyen
+=item B<google_cloud>
+
+This is running on Google Cloud Platform / Google Compute Engine.
+
+Status: not confirmed
+
=item B<hyperv>
This is Microsoft Hyper-V hypervisor.
Status: confirmed by RWMJ
+=item B<redhat>
+
+The guest is running on the Red Hat hypervisor.
+
+Status: confirmed by RWMJ
+
=item B<uml>
This is a User-Mode Linux (UML) guest.