Resources

The definitive book for understanding systems from bits to processes. Chapters on memory, linking, and I/O are essential.

Free online textbook covering virtualization, concurrency, and persistence. Extremely clear writing.

Comprehensive guide to Linux syscalls, processes, files, sockets, and everything in between.

The authoritative source on x86 architecture. Vol. 3A covers protected mode and paging in detail.

Invaluable community knowledge base for bare-metal development. Start here for boot, GDT, and IDT.

Long-form paper on CPU caches, memory hierarchy, and NUMA. Changes how you write code forever.

Deep dive into how the Linux kernel implements system calls on x86-64.

GDB is essential for kernel debugging. pwndbg extends it with better memory visualization and heap analysis.

Full-system emulator. Used to boot and test MiniKernel. Use -s -S for GDB remote debugging.