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.

The amazing CADtools for Quantity Takeoff...!

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.

Carbon Steel Buttweld Fittings 3D App will revolutionize the way you do 3D Piping drawings. The Pipe Spool feature makes it easy to add a pipe segment with selected starting and ending fittings.

Design HVAC Round Duct & Fittings FAST! SoftDraft's 2D plugin cuts drafting time & boosts accuracy. Try it today!

Import items from another drawing into the current drawing.

Convert a nested block into a primary block.

Change the base point position for a selected block.

Modify values of multiple attributes across a set of drawings.

Tanks3D includes five vertical tank styles and three horizontal vessel types. The program has a simple dialog box interface allowing the user to specify the dimensions.

This package includes pipe, fittings, valves, instruments, and various common components used in the Swagelok catalog.

This package includes valves, pipes, and connectors. Piping OD, flange compatible with DIN EN Standard.

This package of blocks includes couplings and caps of various sizes.

This package includes pipe, fittings, valves, instruments, and various common components used in the Swagelok catalog.