このプログラムを利用すると、日本の設計図書作成の効率化が図れるだけでなく、日本固有のファイル形式の読み込み／書き出しができます。

This AI assistant works like a chat partner in C3D, helping engineers with complex tasks. You can talk to it to automate processes and make your work in Autodesk® Civil 3D® easier and faster.

Pemulis Map Maker is an advanced mapping solution combining intelligent map analysis, parcel creation, advanced annotation and tabling, custom reporting, map checking, and more.

Annotate hundreds of Autodesk® Civil 3D® parcels in seconds with the most appropriate label style chosen from your C3D styles -- not the slow way of just one line and one curve label style at a time.

Reinforced concrete detailing software.

Free Toolset for Autodesk® Civil 3D® Profile: Convert polyline to profile with curve; label cut and fill values directly onto the profile; and profile length-grade statistics.

Set of commands for Autodesk® AutoCAD® to resize the viewport, create a new one from model space, update its view, and generate its boundary.

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.

Ramp Designer offers a fast and easy-to-learn solution for designing sidewalk curb ramps of any configuration to meet federal and local requirements.

Block attributes, custom props., Field codes, positions ↔ Excel worksheet. Multiple files, complicated blocks with Visibility states, Block Properties Tables, and Lookup tables are supported

CADtoWIN extends the Microsoft SharePoint functionality inside of Autodesk® AutoCAD®.

An app that creates dimension lines within the section view based on the selected corridor and codes.

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

Zoom to a Profile View from an Alignment and vice versa.

SXF 形式（sfc/p21/sfz/p2z）の入出力、および J-LandXML 形式（.xml）の出力に対応するツールです。

Creating a detailed report comparing points, coordinates, and elevations in an Excel file

The toolkit provides a comprehensive range of features to help you work with points, surfaces, grading, alignments, profiles, corridors, pipes, analysis, navigation & visibility.

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

An app that creates cogo points with custom labels on the start and end of corridor feature lines and creates a tabular report.

Quickly modify the slope and elevation of a single pipe or multiple pipes at once. Many options are included to easily reference slope or elevations from other pipes.

Create Automatic View Frames and Match Lines and Layout Easily And Quickly.

Extends the picked end of an object (or last segment) to the picked destination point in a direction parallel to the object.

Convert polylines into corridors (while including property sets)

Enables configuration and use of drop-down lists in attributed block tag values and editing multiple block attributes at the same time.