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.

It is an advanced, complex-shape, mathematical drawing tool for Autodesk® AutoCAD®, that draws complex shapes (either 2D curves, 3D curves or 3D surfaces), that are not available as AutoCAD commands

Polyhedral Mesh to Solid is for that difficult Mesh, which won’t convert to 3D Solids because of self-intersecting faces etc. It also locates the Center of Mass for a single or a group of objects.

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.

An app to batch change or fix filepaths and names of external references in drawings. Supports Xrefs, Datalinks, Raster Images, PDFs, DWFs, and DGNs.

An app to batch change or fix filepaths and names of external references in drawings. Supports Xrefs, Datalinks, Raster Images, PDFs, DWFs, and DGNs.

Convert all raster images in drawing(s) to OLE objects, it's like binding external image references.

Convert all raster images in drawing(s) to OLE objects, it's like binding external image references.

This app can be used with Autodesk® AutoCAD® to enable the OFFSET command to work with externally referenced drawings, blocks, and lines within associated arrays, dimensions, and tables.

This app can be used with Autodesk® AutoCAD® to enable the OFFSET command to work with externally referenced drawings, blocks, and lines within associated arrays, dimensions, and tables.

Manage drawings with many layouts more easily in a palette

Manage drawings with many layouts more easily in a palette.

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)

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

This app can be used to select entities based on the properties of the selected sample entity. All supported properties of the entity will be displayed in a DCL box.

Title Block Exchange Application is a feature-rich, easy-to-use tool to help users maintaining delivery information, updating whole project drawings' title blocks with Excel register by a few click.

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

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

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

A fast and convenient way to integrate models of Hilti objects in your project design.

Converts PDF files into editable DWG files.

CAD Time Tracking and Analytics - Record and report the true edit and elapsed time spent in drawings and other engineering documents.

Background color changer for OSNAPZ.