tera4dThe following plugins are no longer available As of July 1st, 2015, the following plugins are no longer available from Tetra4D ®:. Enrichment Plugins include: 3D PDF Animate, 3DTetra4D Converter and Tetra4D Enrich support over 20 major CAD formats including Catia, NX, Creo, Pro-E, SolidWorks, SolidEdge, Inventor, and more. For the latest