Open Source "Community Version" --offered as source code and pre-packaged for some Linux distributions.
CFEngine Enterprise -- with professional support, built-in reporting and host monitoring, pre-made packages for a large variety of platforms, including Linux, Solaris, AIX, BSD, Mac, Windows etc.
Free Enterprise, fully featured release of our commercial Enterprise software, limited to 25 hosts.
For a full overview and links to, please go to: https://cfengine.com/what-is-cfengine
CFEngine Design Center
Our community and repository for pre-made CFEngine policies, easily deployed using cf-sketch. https://cfengine.com/cfengine-design-center
CFEngine pre-production releases and development blogs
Keep track of our pre-production releases and blog posts on future functionality direct from our development team: https://cfengine.com/blog/tag/Development
(pre-production releases are made available with the regular Enterprise packages, see article https://cfengine.zendesk.com/entries/23358222-Where-to-find-CFEngine-Enterprise-packages)
CFEngine public support/forum and mailing list
Please go to https://groups.google.com/d/forum/help-cfengine
CFEngine Commercial Support
Commercial Enterprise customers can enter confidential support tickets that will be handled by CFEngine engineers, login and click "Submit a request' at the top menu bar of this page.
If you are a commercial Enterprise customer, you may open a support ticket for any query you may have, or you can contact your sales representative in CFEngine. You can also contact us at firstname.lastname@example.org for general inquires.