The Land[x] stair plug-in provides tools for creating and editing simple solid staircases in Autodesk® Civil 3D® based on parameters for height of riser, length of tread, width, landing and slope.

Import Survey Points and Linework into Autodesk® AutoCAD®.

Import & export objects between Google Earth™ and Autodesk® AutoCAD®

Affine Coordinate Transformation based on common points. The app can transport single entity, whole drawing and supports paste and transform option.

Creates direction pattern for steep slopes. The Pro version has some extra features compared to the free version.

DWG/DXF Compare plugin compares two drawing files and the comparison result is shown in a new AutoCAD window.

DWG/DXF Compare plugin compares two drawing files and the comparison result is shown in a new AutoCAD window.

Spatial Manager™ for Autodesk® AutoCAD® is a powerful AutoCAD plug-in designed for AutoCAD users who need to import, export and manage spatial data in a simple, fast and inexpensive way.

Connects Autodesk® AutoCAD® with Google Earth and the Real World.

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

Block library management tool

Splice (divide) polygon into 2 equal smaller polygons.

Identify Northing and Easting of a point on the screen

Easily convert those old leaders and text to Mleaders!

Pick on a drawing entity and place text in the drawing listing the entity's area.

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

AU Pricing!! Never forget why or where you snapped a project photo. PhotogeoDWG automatically imports photos to the location and orientation they were taken.

Inserting and Editing RasterImage is simpler than ever!

Look up point elevations from web service.

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

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

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

从既存的纵断面（Profile）创建一个偏移一定距离的多段线作为设计参考线。

JTB Quick Perspective for Autodesk® AutoCAD® will transforms Points, Lines, straight Polylines and "landscape" Blocks to perspective view drawing, all in 2D working space.