Terrain for Rhino is a terrain modeling plug-in for Rhinoceros (commonly known as Rhino). This plug-in gives Rhino the ability to create a terrain mesh from a set of unordered points.

GIS ObjectLand is a universal Geographic Information System for Windows. Key features: vector-raster maps; multiuser data editing; import/export for MIF/MID, SHP, DXF, DBF, CSV; access permissions for users; using other DBMS (ODBC); COM interfaces.

Any DWG to DWF Converter is a batch converter that allows you to convert DWG to DWF, DXF to DWF without the need of AutoCAD.

Any DWG to Image Converter is a batch converter that allows you to convert DWG and DXF files to TIF (TIFF), JPG (JPEG), BMP, GIF, PNG, TGA, PCX, WMF and EMF without the need of AutoCAD.

Any DWG to PDF Converter is a batch converter that allows you to convert DWG to PDF, DXF to PDF without the need of AutoCAD.

Any DWG DXF Converter is a batch DWG and DXF bi-directional converter that allows you to convert DWG to DXF, DXF to DWG without the need of AutoCAD. It is also an AutoCAD drawing file version converter.

Vectorizer. Transforms raster images into a vector format. Raster drawing can be imported by scanning original paper drawings. The target vector formats are understood by most common CAD programs that use vector graphics (AutoCAD, Corel Draw etc.).

With this AutoCAD add-on you can create mathematical curves. Curves can be defined as explicit, parametric or polar functions.

8TextTools is a package of 8 productivity text tools and commands for AutoCAD.

With this AutoCAD add-on you can create terrain sections from geodetic points(heights) in the drawing. You can also specify position of pipe(cable, road, ...) or set auxiliary marks in the section.