A tiling window manager for macOS based on binary space partitioning

A code-searching tool similar to ack, but faster.

TCP port scanner, spews SYN packets asynchronously, scanning entire Internet in under 5 minutes.

A completely-from-scratch hobby operating system: bootloader, kernel, drivers, C library, and userspace including a composited graphical UI, dynamic linker, syntax-highlighting text editor, network…

A memory profiler for Linux.

TinyVM is a small, fast, lightweight virtual machine written in pure ANSI C.

The Rubinius Language Platform

A lightweight JIT compiler based on MIR (Medium Internal Representation) and C11 JIT compiler and interpreter based on MIR

The Interim Operating System

lthread, a multicore enabled coroutine library written in C

Discount (For Ruby) Implementation of John Gruber's Markdown

MacVim with file browser

Code accompanying the blog post on bvh construction.

minimal freestanding C library for bare-metal i386 development

Town Crier: an Authenticated Data Feeds for Smart Contracts