BackSlash Linux was an Ubuntu and Debian-based operating system developed in India by Kumar Priyansh for AMD64 and Intel x64-based personal computers. It was based on free software and every release of the operating system is named after the characters of the Disney film franchise Frozen. Since the third major release, BackSlash Linux Olaf, BackSlash Linux used its own custom version of KDE, called the BackSlash Shell, as the default user desktop.