Master programming by recreating your favorite technologies from scratch.

Curated list of project-based tutorials

Linux kernel source tree

🧠 Laws, Theories, Principles and Patterns for developers and technologists.

A Compiler Writing Journey

Modular visual interface for GDB in Python

File formats dissections and more...

Interactive cli tool for HTTP inspection

C in four functions

Continuous Unix commit history from 1970 until today

Dozens of minimal operating systems to learn x86 system programming. Tested on Ubuntu 17.10 host in QEMU 2.10 and real hardware. Userland cheat at: https://github.com/cirosantilli/linux-kernel-modu…

Concatenate a directory full of files into a single prompt for use with LLMs

The lcc retargetable ANSI C compiler

Programmable debugger

Software Update for Embedded Systems

A simple yet fast user space network driver for Intel 10 Gbit/s NICs written from scratch

A linux-based assembly REPL for x86, amd64, armv7, and armv8

A powerful static binary rewriting tool

Selected Go-internal packages factored out from the standard library

The official Google release of packetdrill

A testing micro framework for creating function test doubles

A tiny software graphics and game engine

A simple mark-sweep garbage collector in C

bytecode interpreter in c (blog post)

Quickly build and run kernels inside a virtualized snapshot of your live system

Generates status bar to use with i3bar, dzen2 or xmobar

Trickle is a userland bandwidth shaper for Unix-like systems.

A flexible Python 2/3 Kconfig implementation and library

Lock-free ring buffer (MPSC)

The dissection of a simple "hello world" ELF binary.