Zombie Hunter, Created by: 
-Lucas Zimerman
-Raul Santos

Aditional Credits:

Thunder Sounds:
-FreqMan
-greenvwbeetle

Musics:
- furbyguy (MENU)
- REVEREND.BLACK (INGAME)
- rebelspirit (BOSS)

HUD:
- Akuma Kira

Gun Sound:
- debsound


How to open .wad files?
-You need a software, like slade3.

How to open .pk3 files?
-Either with a zip file tool or with slade3

Where's the Engine Source Code?
-Right Here: https://github.com/coelckers/gzdoom