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@@ -108,6 +108,7 @@ Long list of geospatial analysis tools. Geospatial analysis, or just spatial ana
 * [IDL](http://www.harrisgeospatial.com/ProductsandSolutions/GeospatialProducts/IDL.aspx) - IDL is a programming language used for data analysis and image processing programming.
 * [Interimage](http://www.lvc.ele.puc-rio.br/projects/interimage/) - Open Source GEOBIA software.
 * [Matlab](http://www.mathworks.com/products/matlab/) - Multi-paradigm numerical computing environment and fourth-generation programming language.
+* [MultiSpec](https://engineering.purdue.edu/~biehl/MultiSpec/index.html) - A Freeware Multispectral Image Data Analysis System.
 * [OSSIM](http://trac.osgeo.org/ossim/) - Suite of geospatial libraries and applications used to process imagery, maps, terrain, and vector data.
 * [PCI Geomatica](http://www.pcigeomatics.com/software/geomatica/professional) - Remote sensing software package for image processing
 * [rasterix](https://github.com/mogasw/rasterix) - Rasterix is a cross-platform utility built around the GDAL library and the Qt framework designed to process geospatial raster data.