Catia V5r20 May 2026

CATIA V5R20: Why This “Vintage” Release Still Matters in the Age of 3DEXPERIENCE

Disclaimer: Dassault Systèmes has ended mainstream support for V5R20. Using it in a connected environment poses security risks. Always ensure your legacy software complies with your IT security policies. Catia V5r20

In Part Design, the pocketing function gained a "Keep Mode." This seemingly minor update allowed designers to remove material while keeping the original solid body for reference. It transformed how engineers handled multi-body part design. CATIA V5R20: Why This “Vintage” Release Still Matters