OBJ Exporter exports your model to OBJ file. The file format is open and has been adopted by other 3D graphics application vendors.

“OBJ Exporter” exports solid bodies to the OBJ file.

OBJ Importer imports your OBJ file to Autodesk® AutoCAD®. The file format is open and has been adopted by other 3D graphics application vendors.

Helps automate the conversion of a regular 2D polyline to an Autodesk® Civil 3D® profile and apply it to an existing Civil 3D alignment.

LRailplan is a professional railway route design software. It is an all-in-one solution for the integrated process of railway alignment design, enabling you to design with skill and ease.

BackToCAD Publisher is a stand-alone converter that allows the CAD user to convert hundreds of DWG/DXF, ACIS (SAT), PRC files into 2D PDF, 3D PDF, and PRC (3D PDF or CAD Input).

A simple 2D maze generation app. Can also be used to generate random hatch patterns.

Simple command line interface for adding/removing Autodesk® Civil 3D® Cogo points to/from a point group.

Draws markers at user-selected locations along Autodesk® Civil 3D® Alignments, Profile Views, Sample Lines, and Section Views.

Set up real-time rendering between Autodesk® AutoCAD® and Lumion, and your architectural rendering workflows will never be the same again.

Pipe Network Alignments, Profiles, and Profile Views will be generated from Excel inputs (Start structure, End structure, and Alignment name).

Convert polylines into corridors (while including property sets)

Tools to unfold a 3D paper model and create cutouts

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

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.

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®.

Quick cogo point table generator.

Label multiple Alignments.

Create Corridor for all Autodesk® Civil 3D® Alignments in single click.