The complete solution in 2D. This app provides several commands to draw the Catenary curve in Autodesk® AutoCAD® utilizing different input parameters

Steel3D-JIS creates a variety of Steel Shapes in 3D solids based on JIS database. Create simple or complex shapes made from a single non-segmented polyline.

Structural Steel Shapes created as a 3D solid can be placed as a column or beams by selecting multiple lines in 3D model space. Shapes are created from the Australian Steel Database.

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.

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

Free BIM and CAD models. ProdLib consists of organized and up-to-date product libraries, made for Architects and Structural Engineers.

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.

Why spend 15 to 20 minutes creating a Bar Joist in 3D when you could do the same thing in 30 seconds by using the Joist3D program? Joist3D module includes the K Series Steel Bar Joist

Reinforced concrete detailing software and automatic bar bending schedules.

ModPlus is a modular software that is an addition to CAD software, such as Autodesk® AutoCAD®, Autodesk® Revit®, etc.

Splice (divide) polygon into 2 equal smaller polygons.

You can insert text bubbles to lines, curves, or draw leaders with it, or quickly make a schedule from text bubbles and/or other blocks.

Align text or other objects on lines, arcs, polylines, featuring many other "plus" commands.

Powerful spreadsheet app to batch edit attributes of blocks across multiple drawings.

3dS simplifies connecting beams, sizing plates and bolts. It also produces fully automated overview and workshop drawings. Use 3dS for steel structures in industrial buildings, housing, offices, etc.

Bolts2K parametrically creates bolts/nuts/washers in plan or elevation views for easy placement in steel details. Additional module included is Slotted Holes.

Connect Autodesk® AutoCAD® to Autodesk® Revit® and vice versa. Use AutoCAD to model in Revit. Live connection, model in AutoCAD with real Revit family data and view it instantly in Revit.

Weld2K delivers a clean and simple user dialog interface for adding ANSI/AWS Welding Symbols to contract documents. Parametrically creates an unlimited number of Weld Symbols on demand.

JTB Rebar is a BIM-like Rebar Callout - Automatic Rebar Table - Dynamic Beam Detailing app for Autodesk® AutoCAD®.

JTB Rebar is a BIM-like Rebar Callout - Automatic Rebar Table - Dynamic Beam Detailing app for Autodesk® AutoCAD®.

Draws rectangular or polygonal Demolition Scope Boundaries using the ANSI31 Hatch Pattern.

Draws rectangular or polygonal Demolition Scope Boundaries using the ANSI31 Hatch Pattern.