Slotted Holes Pro, gives you the tools to add an array of short or long slotted holes, or round holes.

Creates 3D steel saddles for horizontal vessels.

Anchor Bolts 2D draws a Standard or ‘J’ type anchor bolts for base plate details.

SoftDraft Structural Steel3K™ includes all the Structural Steel Shapes as listed in the AISC, MAISC, CISC, European DIN, Chinese, South African, Australian AUS, UK, and Japanese JIS Steel Manuals.

Carbon Steel Buttweld Fittings 2D App will revolutionize the way you do 2D Piping drawings. All fittings and pipes include a wipeout mask so fittings below do not have to be broken to show correctly.

This app can be used with Autodesk® AutoCAD® to enable the OFFSET command to work with externally referenced drawings, blocks, and lines within associated arrays, dimensions, and tables.

Drawing Windows Colors changer for OSNAPZ.

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

This app can be used with Autodesk® AutoCAD® to enable the OFFSET command to work with externally referenced drawings, blocks, and lines within associated arrays, dimensions, and tables.

Drawing Windows Colors changer for OSNAPZ.

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

Convert all raster images in drawing(s) to OLE objects, it's like binding external image references.

Convert all raster images in drawing(s) to OLE objects, it's like binding external image references.

JTB Quick Perspective for Autodesk® AutoCAD® will transform Points, Lines, straight Polylines, and "landscape" Blocks to perspective view drawing, all in 2D working space.

JTB Quick Perspective for Autodesk® AutoCAD® will transforms Points, Lines, straight Polylines and "landscape" Blocks to perspective view drawing, all in 2D working space.

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).

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.