Creating Doom WADs

Besides playing official Doom IWADs, you can also make your own. There are many progams made to do this. With these programs, you can make a Doom WAD of your very own

Programs for making a Doom WAD
There are many WAD maker programs that you can use to make a Doom WAD including Doom Builder, Doom Builder 2, and SLADE.

Using a WAD maker Program
First, you have to configure your Doom resources so that you have something to work with. Then, you're ready to make your Doom WAD.