Boot macOS, Windows, and Linux on Mac or PC with UEFI or BIOS firmware
A microkernel-based multiserver operating system written from scratch.
OS bootable from Linux,Windows and others partitions as auxiliary OS
a UNIX GUI to monitor Core i7 & Core 2 processors
A new OS
A Linux Operating System based off of openSUSE
Mayax is a 32-bit hobby OS with windows style GUI.
A simple os written in ASM
KR Jr GUI is a light-fast GUI for old PCs