Authors

István Csanády

István Csanády is the founder and CEO of Shapr3D, a revolutionary 3D CAD tool for iPad, Apple Vision Pro, Mac, and Windows. A software engineer by trade (he started coding at the age of 6), István combined his developer background with his lifelong interest in CAD to found Shapr3D in 2015. Under his leadership, Shapr3D won the Apple Design Award in 2019 and has been adopted by Fortune 500 teams globally. István writes about CAD trends, geometric kernel technology, and 3D modeling algorithms.

Articles

Boundary representation (b-rep): What it is, and why it’s a problem in CAD

Learn all about boundary representation (b-reps), the mathematical basis for describing geometry in CAD, and why it’s such a problem for CAD users.

Blog article
By
István Csanády
January 27, 2026

How does Direct Modeling actually work?

Our CEO, Istvan Csanady, is back with an in-depth piece on the ins and outs of Direct Modeling.

Blog article
Design and R&D
By
István Csanády
July 18, 2023

What is CAD: the technological foundations of CAD software

Get a full grasp of how CAD software are built up, narrated by our CEO, István Csanády.

Blog article
Design and R&D
By
István Csanády
March 21, 2023