vv

Fast and simple 4D image viewer

Open-source and cross platform image viewer, designed for fast and simple visualization of spatio-temporal images: 2D, 2D+t, 3D and 3D+t (or 4D) images. VV is designed for qualitative evaluation of image registration and deformation field visualization. It contains several tools for superimposing images using complementary colors or transparency, visualizing vector fields and defining landmarks.