Does cPanel support Varnish?
cPanel does not currently support Varnish. However, there is an open feature request for this feature.
You are encouraged to vote for the feature request if it describes the functionality you want in cPanel and WHM. The more votes a feature request receives, the more likely our developers will add functionality to a future version of cPanel.
Our feature request site is actively reviewed and curated by our development team to identify potential future build plans and to accept ideas and suggestions from our community.