Use PDFin to open and edit PDF drawings within Autodesk® AutoCAD® and other Autodesk programs. Ideal for older versions without built-in PDF support. Trial with watermark.

Reinforced concrete detailing software.

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.

Numbering of drawing sheets, and pages in one dwg file. Drawing up a table of contents.

Calculating the dimensions of the block, the sum of the lengths of all curves, the solids' area and volume, and the parts' weight and price. Write results to block attributes.

Export Hatch Areas and Polyline Areas and Categorized by Layer.

Edit the texts with mathematical calculations, change precision and add Suffix / Prefix.

Add the length of multiple lines , multiple pair of points ,or multiple polylines.

The QA Inspector palette gives you a hierarchical view of your complete Autodesk® AutoCAD® drawing. A whole new way to look at and work with the objects in your AutoCAD drawing.

Copy drawing summary properties and custom properties from one drawing to multiple drawings.

Generate 3D Handrail Model and BOM table with detail dimensions of pipe and bent pipe fitting.

Find a word or phrase throughout a whole set of drawings.

Tools to unfold 3D model

Allows changing layer color of selected multiple objects without entering layer manager.

Often you must find one drawing in your archive, but all you know is a specific text you hope it contains. This add-in enables instant and simple search.

Length, area, volume. Select, calculate, copy to clipboard, insert combined with any text as plain text, field, table, (dynamic) block, or simply export to TXT, CSV or JSON file.

Length, area, volume. Select, calculate, copy to clipboard, insert combined with any text as plain text, field, table, (dynamic) block, or simply export to TXT, CSV or JSON file.

Copy and Paste the group(s) between two drawings. Normally, when copying object(s) in group to another drawing, the group information will be removed. This tool will help you in this situation

Controlling dyn.block + constraint parameters and object properties from Microsoft® Excel tables

Length, Area, Volume and Unit conversion for Autodesk® AutoCAD® objects.

BC MoTI Barrier Warrant Index Calculator.

All-in-one solution for Surveying and Civil Engineering projects

QuickAreas is a handy add-in for Autodesk® AutoCAD® that retrieves the area property of multiple polylines and inserts a label with its associated area value.

Utility DataHub Design to Cloud enables utility and engineering companies to streamline their design process and workflows by integrating AutoCAD based design tools with enterprise systems.