sci-geosciences/grass
An open-source GIS with raster and vector functionality, as well as 3D vizualization.
Screenshots
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grass-6.2.3~amd64 ~ppc ~ppc64 ~sparc ~x86ffmpeg fftw glw gmath jpeg largefile mysql nls odbc opengl png postgres python readline sqlite tiff truetype X
View 
Download License: GPL-2
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grass-6.2.1amd64 ppc sparc x86ffmpeg fftw glw gmath jpeg largefile motif mysql nls odbc opengl png postgres python readline sqlite tcl tk tiff truetype XView Download License: GPL-2
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grass-6.2.0-r1amd64 ppc sparc x86ffmpeg fftw glw gmath jpeg largefile motif mysql nls odbc opengl png postgres python readline sqlite tcl tk tiff truetypeView Download License: GPL-2
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grass-6.0.1amd64 ppc sparc x86fftw jpeg motif mysql nls odbc opengl png postgres readline tk tiff truetypeView Download License: GPL-2
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grass-5.4.0amd64 sparc x86tk png jpeg tiff postgres odbc motif gdal mysql blas lapack X fftw truetype nls openglView Download License: GPL-2