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GIS Analysis Tools
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Directory Sites
Promotes development of tools for constructing any part of the real world in interactive, 3D digital form. CAD, GIS, visual simulation, surveying and remote sensing. (free, with code) [win32, unix]
vterrain.org
Offers Surfer and MapViewer software programs.
www.golden.com
3D Graphical Map Viewer (g3DGVM)
A free 3D viewer for Digital Elevation Model (DEM ) and Digital Line Graphs (DLG ) maps. (free, with code) [linux, requires GTK+]
g3dgmv.sourceforge.net
FAA Obstacle Evaluation Software
Analysis software for design of tall architectural structures compliant to aviation regulations.
airspaceusa.com
Rapid Imaging Software: LandForm
Realistic flight and terrain visualization with full 6 degrees of freedom of motion. Features simultaneous 3-D view and map views, and saving flights as movies or VRML files. [Windows]
www.landform.com
Software for engineering and building related to roads.
www.optimization.co.il
Provide photorealistic landscape services and develop visualization software for same.
www.geomantics.com
Digital Terrain Modeling and Mapping
Provides information about generating 3D digital terrain models and maps, free data and software. Several SDTS file conversion utilities available for download.
terrainmap.com
Software for visualisation and analysis of continuous terrain surfaces.
www.soi.city.ac.uk
Generate photo-realistic images and movies of landscapes using Digital Elevation Model files from the United States Geological Survey and the Swiss Federal Office of Topography. [Win 95/98/NT]
www.kashmir3d.com
3D viewer that allows user to interactively walk or fly on a surface defined by a DEM.
www.cs.arizona.edu
Open source interactive height field generation and manipulation program with realtime preview. [unix]
terraform.sourceforge.net
EarthVision by Dynamic Graphics Inc.
Software for 3D terrain model building and visualization. Example uses are accurate well positioning, reservoir characterization, and environmental analysis. [WinNT/2k,Unix,SGI]
www.dgi.com
Display and merge DEMs, satellite imagery, scanned maps, vector data and GIS databases from a variety formats. Supports multiple projections, file conversion (read & write) and 3D views. [Win9x/Me/NT/2k]
www.usna.edu
An open source library and reference application for viewing and analysing raster and vector geospatial data. Handles raster and vector data, 2d and 3d display, and other image processing tools. (free, with code) [Win32, Unix, SGI]
openev.sourceforge.net