A cross-platform, linkable library implementation of Git that you can use in your application.

A vi-like editor based on Plan 9's structural regular expressions

Official NetHack Git Repository

Time zone database and code

Android port of Simon Tatham's Puzzles

_why the lucky stiff's little language (the official repo... until _why returns)

The Metaweb graph repository server

Parser combinators for binary formats, in C. Yes, in C. What? Don't look at me like that.

Parsing JavaScript objects into Python data structures

Git repository of all released NetHack versions up to 3.4.3

A second stage bootloader for the Raspberry Pi

Twisty is a text-adventure interpreter for the Android operating system, playing both Z-machine and Glulx games.

Might become a maze generator using OpenGL.