Jim, You can find out in Github [1] or from your installation you can do (substituting your NiFi version in the NAR name):
jar -tvf lib/nifi-scripting-nar-1.16.3.nar | grep groovy Regards, Matt [1] https://github.com/apache/nifi/blob/rel/nifi-1.16.3/nifi-nar-bundles/nifi-scripting-bundle/pom.xml#L34 On Sat, May 13, 2023 at 11:05 AM James McMahon <jsmcmah...@gmail.com> wrote: > > I'm using a series of Groovy scripts running from NiFi v1.16.3 ExecuteScript. > How can I determine which version of Groovy is baked into NiFi v1.16.3?