CmOS

CmOS is an open source operating system that runs in an exe! This OS will allow you to create system programs, plain text files, play with physics, edit the OS itself, have a realtime ascii converted for wallpaper and videos,  Program in Python and C within the OS, write shell commands,  Create music using inbuit Midi programs, save and load files and the whole OS uses only 4 colors, but still looks incredible.