Generates successive polyline approximations of lwpolyline/polyline3d objects to smooth out the original shape but keep the overall polyline trend.

Attempts to improve a field survey in certain cases by creating a smoothed out version of an original 3d polyline

Custom hatch pattern editor for CAD hatch fills.

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

Procedural random infinite tin surface terrain generator for Autodesk® Civil 3D®.

Creates an average surface slope report based on the contour lengths and an average surface slope report based on contour lengths by slope ranges.

Extracts all of the boundaries from surfaces in the drawing.

A variety of productivity tools for use with Autodesk® Civil 3D® for parking counts, part description renaming, dry utility modeling, relinking drawing, labels at intersections and more.

Creates an Autodesk® Civil 3D® TIN Surface below an Autodesk® AutoCAD® solid entity that cuts through the surface.

Generates 3D model from cross-sections and unfolds it into flat pattern.

Draws normal (perpendicular) vectors of 3D Faces, finds backfaces, flips 3D Faces (front/backface).

Quickly design drawings for HDD (Horizontal Directional Drill).

Polyhedral Mesh to Solid is for that difficult Mesh, which won’t convert to 3D Solids because of self-intersecting faces etc. It also locates the Center of Mass for a single or a group of objects.

Carlson Connect is a collection of routines for transferring and converting data between Autodesk® Civil 3D® and Carlson Software applications.

Carlson Connect is a collection of routines for transferring and converting data between Autodesk® Civil 3D® and Carlson Software applications.

Confirmed to work with the leading slope stability software, this app automates the export process of profiles to DXF format for importing into slope stability software.

このプログラムを利用すると、国土交通省国土技術政策総合研究所「LandXML1.2 に準じた３次元設計データ交換標準（案）ver1.1」で作成されたXMLファイルを読み込むことができます。

Easily model spill-cone-shaped surfaces, update the original surface and compute volumes in Autodesk® Civil 3D® with dynamic preview of the results.

Dynamically draws diagrams on Autodesk® Civil 3D® tin surfaces to help visualize possible directions from a given point within preset grade limits.

A collection of tools to make it easier to work with Lidar files in Autodesk® Civil 3D®.

The application provides a powerful tool for calculating Earthwork Volume values and creating Earthwork Plan

Extract multiple “child” surfaces from an existing surface by selecting polylines that define their outer boundary.

Automates the geometric design of stormwater ponds in Autodesk® Civil 3D®.

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