...Advanced selection tools including brushing, surface-lasso, and constraints. Remeshing and Mesh Simplification/Reducing. Mesh Smoothing and Free-Form Deformations. Hole Filling, Bridging, Boundary Zippering, and Auto-Repair. Plane Cuts, Mirroring, and Booleans. Extrusions, Offset Surfaces, and Project-to-Target-Surface. Interior Tubes & Channels. Precise 3D Positioning with Pivots. Automatic Alignment of Surfaces. 3D Measurements. Stability & Thickness Analysis.