A process tree rooted at PID 1 living inside the kernel boundary, with hardware ticks outside — the roundel is the abstraction. Frontmatter mark for the essay "Weenix" — a Unix-like kernel from scratch.

Weenix

byLevi Neuwirth
Full Unix-like kernel in ~7,000 lines of C, written for Brown CS 169 (Operating Systems with Lab): virtual memory, VFS, system calls, threading, device drivers and interrupt handlers, and file systems. Custom linker support for running userspace x86-64 ELF binaries.
Draft 85% confidence ●○○○○ importance local scope moderate novelty low practicality
0TRUST
techtech/C

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