Geometry Kernels

The B-rep modeling engines underneath every commercial CAD system — Parasolid, ACIS, CGM, and the open alternatives. Why kernels are a chokepoint, who depends on whom, and what changes when a vendor switches engines.

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Siemens PLM Components 2026 — Parasolid: One Ring to Rule Them All?

Siemens PLM Components 2026 at Downing College Cambridge brought together kernel teams, customers, and AI-first startups around one question: as geometry representations multiply and AI agents enter the loop, what role does Parasolid play in the next decade of engineering software?

Apr 30, 2026· 7 min read