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GNU Octave
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RasMol (GTK version)
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StarPlot Star Chart Viewer
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Celestia (GLUT)
A real-time visual space simulation (GLUT frontend)
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Gnome Crystal Crystalline Structures Viewer
lightweight crystal structures visualizer
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medical image viewer and DICOM network client
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Merkaartor
map editor for OpenStreetMap.org
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xdrawchem Chemistry Editor
Chemical structures and reactions editor
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