Creates duct lines by length, width and depth, and type, at an insertion point, round or square. Creates duct lines by length, width and depth at an insertion point, round or square.

These autolisp programs write, copy and read extended entity data for nesting block references in entitys. It allows an association of entitys with a blocks.

Locks/Unlocks all view-ports. The program steps through each paper space tab and model space tab and locks or unlocks the viewports.

Sets the Layer of all attributes in selected blocks

Rotates all attributes in blocks to a rotation angle

Set the named attribute values of all selected blocks to the current date.

Shifts attributes in a block at a specified angle and distance.

Programs create station lines, labels station and offset points along a station line.

Copy one text entity value to another text entity.

Edit layer, color, rotation, height, style, justification, value, case, position, reverse, width factor, oblique angle, and vIsability of attributes by tag or ALL in selected blocks.

Create and assign numbers to intersections between 2 Polylines/Lines/SPLines groups. Insert block/point/text objects at intersections—export results to Excel worksheet.

Batch and script utility for processing multiple Autodesk® AutoCAD® drawings.

Sorts data in a table ascending or descending in selected columns.

Batch and script utility for processing multiple Autodesk® AutoCAD® drawings.

Sorts data in a table ascending or descending in selected columns.

The amazing CADtools for Quantity Takeoff...!

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.

No Hub 3D Piping System inserts pipe and fittings in three different 3D views, Plan, Turned Up, and Turned Down.

Iron Valves 3D allows the user, without having to change the UCS, to easily place valves in various 3D views by selecting one of the toggles on the dialog. Also, these valves are realistic-looking.

Iron Valves 2D allows the user to easily place valves in various 2D views by selecting one of the toggles on the dialog. Also these valves are realistic looking.

Show the DWG version and properties as an Infotip (tooltip) in Explorer or even from file dialog boxes within Autodesk® AutoCAD®.

Show the DWG version and title property as an Infotip (tooltip) in Explorer or even from file dialog boxes within Autodesk® AutoCAD®.

DWG Columns freeware shows the DWG and DXF version 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.