Steel3D-CISC Structural Steel Shapes created as a 3D solid can be placed as a column or beams by selecting multiple lines in 3D model space.

OBJ Exporter exports your model to OBJ file. The file format is open and has been adopted by other 3D graphics application vendors.

OBJ Exporter exports your model to OBJ file. The file format is open and has been adopted by other 3D graphics application vendors.

CAD Monkey Lite automates the process of creating and linking multiple drawings together.

Bolts3D Metric parametrically creates bolts/nuts/washers for easy placement in 3D Structural Steel models Choose from three different insertion types Down, Side or Up.

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).

QuickVolumes quickly calculates the cumulative volume of a lake, pond or a reservoir and creates a table that shows the stage and accumulated volumes at a user-defined elevation interval.

Powerful application for designing electrical part of street lighting installations. It fully automates all electrotechnical calculations, computations of specifications and drawing of schemes.

Import PTS file to Autodesk® AutoCAD® Points. Resulting DWG can be imported to Revit's Family Editor

Tanks 3D Metric 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.

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.

Pumps3D combines all three pumps - Base Mounted End Suction, Horizontal, Split Case, and Vertical In-Line - in one App. Individual Apps for each pump may be purchased separately.

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.

Steel Valves 3D allows the user, without having to change the UCS to easily place valves in various 3D views by selecting one of the toggles on the dialog. Very realistic looking set of valves.

Create surface profiles of many alignments with one click.

Generates successive polyline approximations of lwpolyline/polyline3d objects to smooth out the original shape but keep the overall polyline trend.

ODCLASS for Autodesk® AutoCAD® - a plugin for object drawings and object characteristics’ definition based on Xrecord.

KeySurfaceFix allows you to find and repair holes in an Autodesk® Civil 3D® surface so that your surface accurately reflects the existing site and design proposals.

It calculates flat (unfolded) sheet development of ducts, rectangle to round transitions, cylinders, cones, intersections, connections, Ys, elbows, etc. For HVAC, hoppers, cyclones, ducts, silos, etc.

Confirmed to work with the leading slope stability software, this app automates the export process of profiles to DXF format for importing into slope stability software.

Easy selection and placement of Light Steel Framing Members in your 3D Models. Standard C Section, Downturn Lip C Section, Standard Z Section, Downturn Lip Z Section, Cold Formed Z, U Section, Jamstud

Background color changer for OSNAPZ.

JTB Quick Perspective for Autodesk® AutoCAD® will transforms Points, Lines, straight Polylines and "landscape" Blocks to perspective view drawing, all in 2D working space.

Catenary is the curve of an idealized free hanging cable supported at its ends. This app provides several commands to draw this U-like shape in Autodesk® AutoCAD® utilizing different input parameters.