Posted by Agnes on Jun 02, 2013; 11:15am
URL: https://forum.jogamp.org/How-can-I-call-glGetString-GL-RENDERER-without-creating-a-window-tp4029296p4029299.html

Thanks - found it.

jogl / src / jogl / classes / jogamp / opengl / awt / VersionApplet.java

It seems to be what I'm looking for.