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).

Manage drawings with many layouts more easily in a palette

Manage drawings with many layouts more easily in a palette.

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.

Pumps 3D combines all three pumps - Base Mounted End Suction, Horizontal, Split Case, and Vertical In-Line - in one App. Individual Apps for each pump may be purchased separately.

Pumps3D combines all three pumps - Base Mounted End Suction, Horizontal, Split Case, and Vertical In-Line - in one App. Individual Apps for each pump may be purchased separately.

Pumps2D combines all three pumps, Base Mounted End Suction, Horizontal, Split Case, and Vertical In-Line all in one App. Individual Apps for each pump may be purchased separately.

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.

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.

Base Mounted End Suction Pumps creates a wide variety of 2D pumps from pump manufacturer data sheets, by imputing the dimensional data for each pump dimension.

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!

Steel Valves 2D allows the user to easily place valves in various 2D views by selecting one of the toggles on the dialog. Realistic looking set of valves.

Profiler3K offers a versatile suite of three applications designed to seamlessly transition 2D profiles into dynamic 3D solids, empowering users with enhanced modeling capabilities.

Steel Stairs 3D easily creates an unlimited variety of Industrial Steel Stairs in 3D solids. The completed stair is made into a block for easy placement and rotation.

MI150 3D App inserts Malleable Iron threaded pipes and fittings in three different 3D views: Plan, Turned Up, and Turned Down. It can be used for fire and sprinkler applications.

SV Hub & Spigot 3D Piping System inserts pipe and fittings in three different 3D views - Plan, Turned Up, and Turned Down.

"GLTF Exporter for Autodesk® AutoCAD®” exports the model to a glTF (.glTF) and GLB (.GLB) file.

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.

Converts arc shapes created with multiple vectors into smooth polyline arcs.

Lisp allows continuing drawing Polyline, 2D polyline, 3D Polyline, MultiLine, or Line starting from the selected end.