C/C++

CASToR is an open-source multi-platform project for 4D emission (PET and SPECT) and transmission (CT) tomographic reconstruction. This platform is a scalable software providing both basic image reconstruction features for "standard" users and advance

OBLiX (OBject Library eXecutor) is a C++ framework (and/or) library designed to perform complex and heterogeneous numerical simulations/operations easily.