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

Automates solids Extraction from Autodesk® Civil 3D® surfaces and corridors. Customizable depth, layer, and color options available. Simplify your workflow and improve your design process

Automate road design tasks in Autodesk® Civil 3D®, saving time and improving accuracy. Create surface profiles, layout profiles, profile views, corridors, corridors surfaces and sample lines.

Create surfaces and point groups from AutoCAD® points, blocks, elevation texts, contours, and more. Import/export SDR/GSI/TXT/CSV/Excel/PNT. Automate style and volume calculations and alignments.

Automesher LT is an add-on for Autodesk® AutoCAD® that expands its functionality by enabling the import and export of popular 3D mesh file formats. In addition, it allows the conversion of 3D meshes.

Productivity tools for Pipe Networks.

This command can be used to set Elevation to CogoPoints from another CogoPoint.

Fix scribe texts in steel plate dxf files.

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

Insert elevation text in selected polylines, setting a distance increment and other options through a dialog box.

The Automation Surfaces for Autodesk® Civil 3D® is the easy way to split and create surfaces from an existing surface by selecting polylines and creating multiple volume surfaces very fast

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

A sub product of Surface Productivity tools.

An app that creates many surfaces from one surface using boundaries.

Productivity Tools for Surfaces and Profiles.

A sub product of Surface Productivity tools.

This app provides functionality to develop stream channel 3D polylines (break lines) to create a stream channel surface for stream channel design/restoration projects.

Streamline surveying tasks with our app! Import/export data between AutoCAD® and total station formats. Convert data types, calculate offsets, areas, draw coordinate tables, and label points.

Create profile from surface and profile view for selected alignments.

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

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

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.

Performs find and replace on a number of Autodesk® Civil 3D® Object type's Names and Descriptions.

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.