Background color changer for OSNAPZ.

Converts PDF files into editable DWG and DXF files. 30-day Trial.

Automatic polyline layout and routing for a selection of blocks and intersecting polylines, arcs, splines, and lines.

Draws automatically trimmed and filleted polylines and splines between blocks.

SDUCT allows you to create double line HVAC ductwork in Autodesk® AutoCAD®.

BackToCAD Publisher is a stand-alone converter that allows the CAD user to convert hundreds of DWG/DXF, ACIS (SAT), PRC files into 2D PDF, 3D PDF, and PRC (3D PDF or CAD Input).

Create a cross sectional noise map with multiple traffic noise sources. Interactive calculation of noise barrier height with multiple sources and receivers.

Changes colors of entities in a drawing to any other color.

Finds the shortest path between two points in a road network.

These time saving tools are used to create surface developments of basic shapes.

CADsecurity Signature helps you to place watermarks and well-hidden signatures in your drawing as prevention or protection against unauthorized copying of a drawing's parts.