PBADEV gathers lessons learned making GIMPVS available on Windows platforms and Makes Blender available together with GIMP on Microsoft Windows Platforms. PBADEV aims at providing the highest quality softwares to artists and developers.
The 3D Slicer is freely available, open-source software for visualization, registration, segmentation, and quantification of medical image data. Follow the link for more info: http://slicer.org