The OSU Cartography and Geovisualization group maintains the software applications below.
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Many of our software projects are open source and available on Github.
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Pyramid Shader

Visualize and generalize terrain
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Projection Wizard

Projection Wizard helps you select an appropriate projection for your map.
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Shape2Web converts Esri shapefile documents to SVG and JSON.
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Natural Earth Projection Tool for ArcMap

A free toolbox for ArcMap that projects shapefiles to the Natural Earth or Natural Earth II projection.
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Add Vertex Script for Adobe Illustrator

Add Vertex adds vertices (anchor points) to lines and area polygons based on a maximum distance spacing that the user defines.
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Flex Projector

Flex Projector is a freeware application for creating custom world map projections. The intuitive interface allows users to easily modify popular world map projections or create completely new projections.
Color Oracle

Color Oracle

Color Oracle allows the designer to see colors on the monitor as people with color vision deficiencies see them.


MapAnalyst computes distortion grids and other visualizations that illustrate the geometrical accuracy and distortion of old maps.
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Terrain Bender

Terrain Bender applies progressive bending to digital terrain models for 3D cartography. It offers interactive tools to add a bent base to a digital terrain model.
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Terrain Sculptor

Terrain Sculptor generalizes terrain models for relief shading. Terrain Sculptor removes irrelevant terrain detail and accentuates important terrain features.
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Terrain Equalizer

Terrain Equalizer generalizes digital terrain models for 3D maps. Currently only a pre-release.
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Scree Painter

Scree Painter generates scree patterns for topographic maps. It fills polygons with scree stones for Swiss-style mountain maps.
GISLook & GISMeta

GISLook & GISMeta

GISLook and GISMeta are plugins for Mac OS X that show GIS data in the Finder. GISLook previews these formats: ESRI Shape, E00, ArcInfo Coverage and various raster grids. GISMeta shows the size of GIS grid files.

Esri Grid for ImageJ

Plug-ins to read and write files in ESRI ASCII grid format with ImageJ.


CartaPGM is a plug-in for Photoshop that reads and writes files in the 16 bit Portable Gray Map (PGM) format. CartaPGM is for Mac OS X only.


CanvasMap is our JavaScript library for experimenting with map projection equations. Code is available on GitHub.

Java Map Projection Library

JMapProjLib is a Java port of the popular PROJ.4 map projection library.