cmr42 is quick and intuitive in its use. Uploading studies and analyzing them on cmr42 saves time compared to other cardiovascular post processing software. It is also the most versatile application of all, offering T2 star, 3D angiography, perfusion analysis, LGE and edema analysis, etc. This is crucial for both clinical and research CMR groups. cmr42 is a software for managing and evaluating Cardiovascular MR (CMR) images. It is designed for clinical settings as well as for experimental and clinical research. cmr42 reads images from all major MRI system manufacturers and can be installed on all major computer operating systems. cmr42 is exceptionally intuitive, yet has extensive functionality for viewing and measurements. The tools have been developed by experienced CMR readers and are optimized for clinical workflow. Its easy–to–learn user interface includes multi–cine display capabilities and facilitates a time–efficient evaluation and reporting. The program framework is designed for the fast integration of new approaches for quantitative analysis in CMR.