JTB Steel is an Add-in running inside Autodesk® AutoCAD®, adding powerful command features to help you draw simple and complex steelwork frames and details efficiently.

JTB TimberTool makes it easy to convert closed polylines into mass elements and makes the bounding box width and depth correct for scheduling purposes.

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.

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

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 DIN Steel Database.

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 DIN Steel Database.

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 Chinese Steel Database.

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

Available Sections Include: Standard C Section, Downturn Lip C Section, Standard Z Section, Downturn Lip Z Section, Cold Formed Z, U Section, and Jamb Stud.

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

Stainless Steel Structural Shapes includes W-Shapes, S-Shapes, Standard and Miscellaneous Channels, Equal and Unequal Leg Angles, T-Bars, and W-Tees.

Steel2D-DIN creates a variety of Steel Shapes in 2D views, Plan, Section and Elevation views based on DIN database. Create simple or complex shapes made from a single non-segmented polyline.

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

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

Create reinforcement for irregularly shaped slabs, including area reinforcement layout, cross-section sketching, dimensioning, annotating, and quantity takeoff... Imperial & Metric systems supported.

Logiciel de dessin de ferraillage, de plan d'armatures.

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 solid bodies to the OBJ file.

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

Set up real-time rendering between Autodesk® AutoCAD® and Lumion, and your architectural rendering workflows will never be the same again.

MoxyDraw is an Autodesk® AutoCAD® add-in that reads commands from simple text files or Excel files and executes them in AutoCAD.

MoxyDrawLite reads commands from simple text files and executes them in Autodesk® AutoCAD®.

Some special commands to work with polylines.