DOS makes a nice runtime for low level and embedded applications. Some implementations are 64 bits, such as this one: https://github.com/dosemu2/fdpp https://gi

DOS makes a nice runtime for low level and embedded applications. Some implementations are 64 bits, such as this one: https://github.com/dosemu2/fdpp https://github.com/dosemu2/fdpp I wish there were an ARM-compatible version of DOS, if possible stateless. It would often be more suitable for an ARM board than a full-fledged Linux, given its almost non-existent attack surface, low resource consumption, and simplicity. Heck, I'd even like to see DOS microservices on stateless nano-VMs.