This category is for all subcategories/articles whose main purpose is to show or explain code. It does not contain every article with a small, though relevant, snippet of code.
“The Doom source code was released on December 23, 1997, initially under a not-for-profit...Doom source code
“This page describes the files in the Doom source code and their roles in the overall system...Doom source code files
“Doom lives up to its name in the source code. Here is a list of some stupid, useless and funny...Doom source code oddities
“The Doom Source License (or DSL) is the original source code license under which the Doom source...Doom Source License
“DMX was a sound library written by Paul Radek of Digital Expressions, Inc.  that was used in...DMX
“The Heretic Source code is the source code for the game Heretic. It was released by Id Software...Heretic source code
“Below is a Python module for dealing with Doom linedef types. Provides functions to create a...Linedef types Python code