Redox (https://www.redox-os.org https://www.redox-os.org) is still under heavy development, and isn't intended for widespread use yet, but it is based on a micr

Redox (https://www.redox-os.org https://www.redox-os.org) is still under heavy development, and isn't intended for widespread use yet, but it is based on a microkernel architecture. I don't know if that's close enough to what you'd like to see.