PTC, formerly Parametric Technology Corporation, is an American software developer based in Boston, founded in 1985.
PTC develops CAD and PLM software both as standard software packages with Creo and Windchill and as SaaS with Arena and Onshape.
PTC Windchill product lifecycle system (PLM), which seamlessly integrates with PTC Creo but also with
PTC Creo is a parametric CAD application based around model-based definition (MBD). It was initially