App for Autodesk® AutoCAD® makes it easy to create or draw a catenary curve as a polyline by specifying the start and end point and the length/immediate point/sag and optionally a diameter(width)

Generate isometric drawings by converting plan views. Create isometric text and linear dimensions. + additional tools for making isometric drawings.

PVC 2D Piping System creates a variety of PVC Schedule 40 Pipe and Fittings for easy placement in the 2D PVC piping drawing. Includes 117 flanged and socket valves.

The gbXML Viewer makes it possible to visualize and examine the transfer of data from the drawing during the planning stage. This way, building calculations can be carried out with the correct data.

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

Scatter selected regularly placed drawing objects by random nudging.

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

Generates 3D model from cross-sections and unfolds it into flat pattern.

Steel Valves 2D allows the user to easily place valves in various 2D views by selecting one of the toggles on the dialog. Realistic looking set of valves.

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

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

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

Dynamic and Generic Cable Tray Program.

Manage Autodesk® Navisworks® Clashes in Autodesk® AutoCAD®.

Manage Autodesk® Navisworks® Clashes in Autodesk® AutoCAD®.

Toolkit with commands that convert polylines to sheetmetal or membranes, along with simple parametric shapes generator.

TotalBoundary easily generates outlines of complex drawings.

Pick on a drawing entity and place text in the drawing listing the entity's area.

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.

The XrefStates plugin can be used to simplify the use of multiple Externally Referenced drawings inside AutoCAD®.

Many AutoCAD® users have reference files set up in World coordinates. Attaching such files when in a different User Coordinate System (UCS) can result in the contents appearing at incorrect locations.

The FacetCurve plugin can be used to facet 2D and 3D curves in AutoCAD® to approximate their curvature with a number of straight line segments. The faceted output is in the form of a number of lines

Background color changer for OSNAPZ.

App to simplify layer override settings within viewports.