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

Dynamic grade line generation/query tool.

A set of tools to streamline grading design with COGO Points

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！

Automatically reposition raster images in a drawing to the position defined in the images 'World files".

Converts Autodesk® Civil 3D® objects to Leica DBX files or HeXML files for use in Icon, Captivate, Viva or 1200 series instruments as well as Leica Infinity office software.

SPCAD is a useful aid for the general workflow of engineers, geospatial professionals, architects, town planners, and manufacturers.

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.

Morphs one polyline into another by generating intermediate polylines at arbitrary stages of the process.

Leading Civil Engineering and Surveying Solution

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

Extract text tables from Autodesk® AutoCAD® drawings and save them as CSV files.

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

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

The toolbox for your Autodesk® Civil 3D® Productivity Needs

A productivity tools package for AutoCAD, both plain and vertical applications, versions 2012 and later. It contains additional commands and plug-in features to increase your efficiency every day.

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.

Tools to add a construction note or a construction notes list, and manage the construction note list.

Tools to add a construction note or a construction notes list, and manage the construction note list.

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.