Polyhedral Mesh to Solid is for that difficult Mesh, which won’t convert to 3D Solids because of self-intersecting faces etc. It also locates the Center of Mass for a single or a group of objects.

Zero Level Pro plugin for Autodesk® AutoCAD® is designed to benefit users in calculating the vertical section levels in all engineering fields to save time and effort and give more accuracy.

Tanks3D includes five vertical tank styles and three horizontal vessel types. The program has a simple dialog box interface allowing the user to specify the dimensions.

No Hub 3D Piping System inserts pipe and fittings in three different 3D views, Plan, Turned Up, and Turned Down.

Carbon Steel Buttweld Fittings 3D App will revolutionize the way you do 3D Piping drawings. The Pipe Spool feature makes it easy to add a pipe segment with selected starting and ending fittings.

Base Mounted End Suction Pumps creates a wide variety of 2D pumps from pump manufacturer data sheets, by imputing the dimensional data for each pump dimension.

Find and remove all cylindrical holes in all solid parts, even inside assembly blocks.

Generate layouts quickly from your model space with EasyLayouts!

HVAC Round Duct 2D version is a quick input parametric 2D drafting program for the creation of HVAC Round Duct and Fittings. Also draws flexible duct run-outs to registers.

Creates multiple-types of 3D screw and/or fastener hardware with a variety of head types in Imperial and Metric units. It comes with built–in post-processing tools for block modifications.

Generate 3D Handrail Model and BOM table with detail dimensions of pipe and bent pipe fitting.

Manage drawings with many layouts more easily in a palette.

Manage drawings with many layouts more easily in a palette

Show the DWG and DXF version and properties and metadata in Explorer columns or in file dialog boxes within Autodesk® AutoCAD® or other applications.

For multiple monitor setups. Maximize Application will cause the application to span all displays. Plus tools for working across multiple monitors.

Draw spur gears, paying attention to the involute profile of the teeth on the Autodesk® AutoCAD®.

Plot to a pre-specified printer with one pick. A, B, C, D, E sizes and PDF (Plot Window with 3 Picks) for Autodesk® AutoCAD®. Now with available Preview.- Saves Paper

Show the DWG and DXF versions and properties and metadata in Explorer columns or in file dialog boxes within Autodesk® AutoCAD® or other applications.

Tools to unfold 3D model

DWG Columns freeware shows the DWG and DXF version in Explorer columns or in file dialog boxes within Autodesk® AutoCAD® or other applications.

Allows changing layer color of selected multiple objects without entering layer manager.

Lisp allows continuing drawing Polyline, 2D polyline, 3D Polyline, MultiLine, or Line starting from the selected end.

Arrange is a plug-in for Autodesk® AutoCAD® for arranging objects.

Create block name tags quickly.