An extra tab in Autodesk® AutoCAD® with many handy CAD Master tools.

A basic recursive random tree generator in 2D and 3D.

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

Dynamic grade line generation/query tool.

Interactively positions text characters along lines, polylines, splines, circles, arcs, and ellipses.

Interactively positions text characters along lines, polylines, splines, circles, arcs, and ellipses.

Dynamic grade line generation/query tool.

A set of dynamic tools to work with Clothoid transition curves in Autodesk® AutoCAD®.

LRailplan是一款专业的铁路平纵横设计一体化软件，覆盖新建和改建铁路全项目类型。全过程项目化管理，单元法定线，支持既有线平纵拟合重构、自定义横断面设计、点云建模等。适用于铁路、地铁等项目的线路设计。工欲善其，必先利其器！

Generate dynamic QR Codes from DWG texts and fields.

Extract, organize, and insert object properties from your selection in Autodesk® AutoCAD® directly to the selected cell in your active Excel sheet.

This app is a powerful tool developed using VB.NET that allows you to count the number of each object and export the values to an Excel file.

Calculates the Total Length and Total Area of multiple objects of selected type(s) and exports the values to an Excel file.

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

Leading Civil Engineering and Surveying Solution

Create slope pattern between selected edges.

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

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

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

Arrange is an Autodesk® AutoCAD® plug-in for arranging objects.

Reinforced concrete detailing software and automatic bar bending schedules.

MeteorCalc 3D is a block constructor that allows you to create 3D visualization blocks for street lighting installations. MeteorCalc 3D is a free part of software for street lighting - MeteorCalc SL

Bring Google Maps into Autodesk® AutoCAD® & Civil 3D® for FREE. Instantly georeference your drawing, access key Google Earth tools, & explore your site with real-world clarity. No GIS skills needed.

Calculates the Total Length/Area of multiple objects of selected type(s). Inserts labels and specifications of the selected objects.