7 of the Best Free Linux Medical Imaging Software Medical imaging is an essential, non-invasive, routine activity performed by radiographers and radiologic technologists. It is a discipline of the health profession which involves using technology to capture images of the human body. (Read more) Midnight Commander Midnight Commander is a Unix file manager and shell. Being a text mode application, GNU Midnight Commander can be used locally or remotely, on the console or under X Window System. By using full screen space of the terminals, it provides an intuitive user interface to the operating system, aiming to be a useful tool for users with any level of experience, from a newbie to a guru. Read more