Splunk provides support for the latest versions (not previous versions) of free apps and add-ons that are built by Splunk and designated as "Splunk Supported" on Splunkbase.
For general Splunk platform support, see Splunk Support Programs.
Access these Splunk platform resources for more help:
About installing Splunk add-ons
This documentation applies to the following versions of Splunk® Supported Add-ons: released