How to create an OS from scratch

Terrain rendering algorithm in less than 20 lines of code

A dynamic language and bytecode vm

Read-only git conversion of OpenBSD's official CVS src repository. Pull requests not accepted - send diffs to the tech@ mailing list.

Unix command line queue utility

How to write a very simple JIT compiler

A readable lisp in less than 1k lines of C

My C implementation of John Gruber's Markdown markup language

A fast floating WM written over the XCB library and derived from mcwm.

Rix language combines the power of C language and the convenience of a high level language

<< Silk Guardian >> is an anti-forensic kill-switch that waits for a change on your usb ports and then wipes your ram, deletes precious files, and turns off your computer.

nifty command line date and time utilities; fast date calculations and conversion in the shell

This is official OpenSMTPD Portable repository. Forks, pull requests and other contributions are welcome!

Official FVWM repository

simple markdown translator

The Bone Lisp programming language

OpenBSD httpd

Lightweight extension language

GPP, a generic preprocessor

🎑 a simple, minimalist, super fast image viewer using raw XLib

A terminal IRC client in C

The Heirloom Documentation Tools: troff, nroff, and related utilities

A terminal based gopher client - Please also look at: https://github.com/kieselsteini/delve for a better client

static blog utility

A static site generator, written in C.

inotify shim for BSD

A non-reparenting, dynamic window manager with decorations

colort[int]

C Rectangular oUtline Drawer · Prints the geometry of a selected region in x11

X11 status bar with beveled borders