.: DooM Editing for Newbies

So You Want to be a DooM Editor  Tips on how to begin the process of becoming a good, even great, DooM editor.

Getting Started: Tools of the Trade  An overview of the utilities available for making maps, editing graphic and other resources, and manipulating the behavior of things in DooM.

Basics of Design and Gameplay  A very broad overview of various elements that contribute to a fun map.

What Makes a Good Map  Style pointers, including gameplay, architecture, and atmosphere. Also, read this essay by Joel Murdoch.

Using Custom Textures  Steps for adding custom textures to your game using XWE.

Making Sprites From Models for Use in (G)ZDooM  Step-by-step instructions for creating sprites for ZDooM or GZDooM from models. Not for editing newbies.