JTB TimberTool makes it easy to convert closed polylines into mass elements and makes the bounding box width and depth correct for scheduling purposes.

PCC is a plugin for Autodesk® Civil 3D® that streamlines the process of checking pipeline crossings, saving valuable time and effort. It identifies soft and hard clashes during the modeling process.

A set of tools extends Autodesk® AutoCAD® standard point cloud cropping functions.

Steel 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. Very realistic looking set of valves.

SteelPLUS™ Structural Shapes 2D/3D includes W-Shapes, Channels, Single/Double Angles, Square & Rectangular Tubing, Pipes, M, S, HP Shapes, and Tees as listed in the AISC / CISC Steel Manual.

PVC 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. Includes 117 flanged and socket valves.

Fix scribe texts in steel plate dxf files.

This program introduces two new 3DSolid edition commands: STRIM that subtracts overlaps without deleting the trimming solid, and SSPLIT that creates separate solids out of any overlapping portion.

Imports.OBJ mesh files into Autodesk® AutoCAD® as PolyFace mesh objects.

Create Flexible HVAC Ducts dynamically.

Creates 3D steel saddles for horizontal vessels.

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.

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.

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.

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.

PVC-40 3D creates a variety of PVC Schedule 40 Pipe and Fittings as 3D solids for easy placement in the 3D-PVC piping drawing.

This command can be used to add a description for Cogo Point and create Point Group.

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

Ceethreedee Free tools for Autodesk® Civil 3D®. Batch Create stuff / extracting strings from surfaces / and more!

Corridor EZ automates road subdivision design and Civil 3D® production with specialized curb return and cul-de-sac tools, as well as output of profiles, profile views, feature lines and corridors

Dynamic parabolic curve generator in Autodesk® AutoCAD® and Autodesk® Civil 3D®.