Current Version Stable: 0.10.0 (March 2015) Development: 0.10.1-SNAPSHOT through SVN only (March 2015) What is ZGRViewer? ZGRViewer is a graph visualizer implemented in Java and based upon the Zoomable Visual Transformation Machine. It is specifically aimed at displaying graphs expressed using the DOT language from AT&T GraphViz and processed by programs dot, neato or others such as twopi. ZGRView