AutoCAD identifies itself using three distinct naming conventions:
A sequence starting from the software's inception (e.g., R25.1 for AutoCAD 2026, R26.0 for AutoCAD 2027). autodesk autocad --env.acad release name-
Internal project names used during development (e.g., "Watt" for AutoCAD 2026 ). Environment Variables and Command Line Switches R25.1 for AutoCAD 2026