Varnish Cache is also made available by Varnish Software in the following clouds providers:
Here is a list of the currently available images for Ubuntu LTS on Amazon Web Services (AWS) Elastic Compute Cloud (EC2):
Here is a list of the currently available images for Ubuntu LTS on Microsoft's Azure cloud:
Here is a list of the currently available images for Ubuntu LTS on Google Cloud Platform (GCP):
(this is left here to avoid linkrot)