GNU General Public License (GPL) Yes NITRC ITK-SNAP MacOS, Linux, Windows Yes C++ Gary Hui Zhang ITK-SNAP is an open-source software application for medical image segmentation. Its primary use is for delineating anatomical structures and regions in MRI, CT and other 3D biomedical imaging data. ITK-SNAP is actively developed by Paul Yushkevich, Hui Zhang, and colleagues at the Penn Image Computing and Science Laboratory at the University of Pennsylvania. 2011-5-04 Mature 2.2.0 2010-10-20 Mature 2.1.4-rc1 2009-11-18 Mature 0.8.2 2009-11-18 Mature 2.0.0 2009-11-12 Mature ITK-SNAP 2.0 2009-11-04 Mature NIGHTLY 2009-11-04 Mature NIGHTLY 2009-5-11 Mature 1.0 2009-5-11 Mature 1.8.0 ITK-SNAP X11 Applications, Win32 (MS Windows), English, Mature, C++, GNU General Public License (GPL), Active Contour, Manual, Volumetric Analysis, End Users, MacOS, Linux, Windows, Anatomic, ANALYZE, Other Format, Nrrd, DICOM, NIfTI-1 http://www.nitrc.org/projects/itk-snap/, http://www.itksnap.org garyhuizhang@gmail.com