This page lists the on-premises releases that occurred for 20.5. See also the 20.5 Resolved Issues for On-Premises.
AppDynamics Cluster Manager
Version 20.5.0 – May 29, 2020
AppDynamics Cluster Manager is an optional service that AppDynamics administrators and end users can install in an on-premises environment. It is an orchestrated set of software components which run on multiple server nodes. AppDynamics Cluster Manager provides on-premises customers improved platform, metrics, and database scalability.
AppDynamics Cluster Manager is compatible with Controller version 20.4.3 and later.
See 20.4 On-Premises Platform Enhancements for the release notes of the last release.