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Established in 1965, the CSD is the world’s repository for 3D small-molecule organic and metal-organic crystal structures. Contains over 850,000 entries from x-ray and neutron diffraction analyses.
GIMP (GNU Image Manipulation Program) is a free and open-source raster graphics editor used for image retouching and editing, free-form drawing, resizing, cropping, photo-montages, converting between different image formats, and more specialized tasks.
LISA is a user-friendly finite element analysis package for Windows with an integrated modeler, multi-threaded solver and graphical post-processor.
Maple is a symbolic and numeric computing environment, and multi-paradigm programming language. Maple also covers other aspects of technical computing, including visualization, data analysis, matrix computation, and connectivity.