Creates a 3D polyline at a desired grade or slope along a tin surface.

Move polylines to an elevation value stored in an Object Data field.

This tool allows you to add labels to all contours more easily.

Toggles various surface plan/model view display components from the command line.

The application for modeling curves and surfaces of high quality on criteria of smoothness.

This app helps you save a lot of time to select objects by quickly making filter and quickly selecting similar objects based on sample entities.

Merge surfaces end-to-end with smooth blending across gaps and transitions; Use SmartPaste to combine surfaces with interior voids.

The user can place blocks along LINES, LWPOLYLINES and 3DPOLYLINES.

TBN2CAD is a package of plugins for AutoCAD® to work with maps and images and also ease some design procedures.