The latest compatible version right now is version 0.7.2 compatible with Confluence versions 5.3- 5.8 (Datacentre Compatibility)
You can always check the compatibility for other version of Confluence from the Atlassian Marketplace
Plugin Licensing Manager is available for installation from the Atlassian Marketplace, using Confluence Server Administration > Universal Plugin Manager (UPM), or by download from the Atlassian Marketplace
The Frequently Asked Questions about the Plugin Licensing Manager .
If you need more explanation or have any other questions then please contact us.
We offer plugin related support, Product Support Service Level Agreement (SLA) for Adaptavist Products and Plugins.
Issues and User Questions have been archived in our read-only forums: