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

Arrange is a plug-in for Autodesk® AutoCAD® for arranging objects.

Convert your Autodesk® AutoCAD® environment from Metric to Imperial and vice versa units in one click.

This plugin helps you to create a Bunch of Polylines by selecting the start and end points, and drawing a single main polyline.

This plugin can help you to export selected objects to PDF.

Simple Multiple Offset helps to create multiple offset from polyline, line, circles, rectangles and ellipse.

This software helps to easily add, scale, edit and remove images with description on the drawing.

This pack can help you to create chamfer and fillet for all selected polylines

Create shortcuts/bookmark to the xref files and set the properties of xref, so that later these xref's can be attached easily.

Replace selected blocks with blocks of the same name from another drawing.

BlackBox AutoPublish for Autodesk® AutoCAD® allows users to AUTOPUBLISH only the drawing(s) they want.

BlackBox Right Click Hatch for Autodesk® AutoCAD® allows the user to quickly hatch one or more selected, closed Curve entities, from the context (right click) menu.

BlackBox ViewportGrip for Autodesk® AutoCAD® allows users to choose how the Centroid & Viewport Grips behave.

Right Click Rename for AutoCAD® allows a user to select a single Entity, and contextually rename its Entity-specific properties, as supported by the RENAME, or RENAME Commands, from the context (right

BlackBox AutoPurgeReg for Autodesk® AutoCAD® allows users to Automatically Purge Registry Applications (RegApps) at drawing Open, and Save.

Animate history of drawing objects.

Convert raster images to internal Autodesk® AutoCAD® blocks. Insert QR codes into your drawing.

Draws normal (perpendicular) vectors of 3D Faces, finds backfaces, flips 3D Faces (front/backface).

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

Batch plot drawing to PDF/PLT/TIFF/DWF, or Plotter. support multi-border of model space, and multi-sheet of layout.

Fix scribe texts in steel plate dxf files.

Exporting from Autodesk® AutoCAD® to Excel is simple than ever.

Quickly create standard layers utilizing naming conventions based on the National CAD Standards.

Start the expected CAD product or version based on how the DWG was created or modified.