BoredOS: A from scratch OS
Summary
BoredOS is a from-scratch x86_64 operating system that is fully FOSS under GPLv3 and well-documented. It features a multi-core SMP kernel, a native C compiler, interactive math tools, and a window manager—all built from the ground up, with components like Nova, LwIP, and a native toolchain. The project emphasizes developer-oriented tooling, a built-in SDK, and an active community.