QuickCalc is a simple but powerful application that allows the user to perform addition and subtraction operations within Autodesk® AutoCAD®.

BLi (Block Line Insertion): This tool will insert blocks in interval distances on the selected items.

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).

AutoFEM Analysis Tutorial allows you to learn the finite-element analysis of mechanical structures. It can be used separately or together with AutoFEM Analysis - finite-element analysis software.

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

The Sokoban plugin allows you to play the classic Sokoban game inside Autodesk® AutoCAD®!

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.