LevelSet measures the vertical distance from a defined origin point and draws level (elevation) marker with measured value.

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

Connect from Diffuser or Grill to HVAC Duct.

Create and Distribute HVAC Diffusers

Background color changer for OSNAPZ.

A seven-parameter similarity transformation calculator in 3D space.

App to quickly copy a rectangular window of selected objects out from your drawing, and trim everything outside the window's edges. The result can be copied to the current drawing or to the clipboard.

App to quickly copy a rectangular window of selected objects out from your drawing, and trim everything outside the window's edges. The result can be copied to the current drawing or to the clipboard.

TotalPurge is a powerful compact tool that allows you to quickly clear drawings of redundant graphic constructions, as well as to convert various types of objects to polylines.

TotalBoundary easily generates outlines of complex drawings.

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.

3D PDF Maker for Autodesk® AutoCAD® allows you to create interactive 3D PDF documents connecting to AutoCAD, or by processing DWG and DXF files exported from AutoCAD.

A road design productivity tool to quickly visualize horizontal sight distance lines along a polyline alignment.

Drafting PPR Pipes & Fittings of Water Supply System Professionally and Dynamically ( Imperial & Metric ).

Inserts Text Bubbles at end of lines, arcs, polylines, splines, and leaders or at any other location of your choice. Renumber the text bubbles quickly as needed.

Inserts Text Bubbles at end of lines, arcs, polylines, splines, and leaders or at any other location of your choice. Renumber the text bubbles quickly as needed.

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

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

Dynamic Block Distribution Program.

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

Steel2D-MAISC Structural Steel Shapes created as a 2D polyline can be placed in Plan, Section, or Elevation views. Shapes are created from the dimensional data in the Chinese Steel Database.

Steel2D South African 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.

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.