ON.OFF

Sounds effects from freesound.org

"Floor Squeak" by apolloaiello licensed under CC BY 3.0
"GhastlyBoom.ogg" by Isaac200000 licensed under CC0 1.0
"Scary >> Jump_Scare_1" by DRFX licensed under CC0 1.0, clipped
"Rain Indoor Cabin (loop)" by PhilllChabbb licensed under CC0 1.0
"Creaks >> CREAKING DOOR 02" by SkyernAklea licensed under CC BY 3.0
"Wooden Chair Move.mp3" by harrietniamh licensed under CC0 1.0, clipped
"Cinematic Drones >> Risset Horror.wav" by MrFossy licensed under CC0 1.0
"Weather >> Distant Thunder Clap_Gentle.wav" by mikala_oidua licensed under CC0 1.0
"Switches >> Switch ON - Livingroom.wav" by MastersDisaster licensed under CC BY 3.0

3D models

"FPS arms" by para is licensed under CC0 1.0
"Low Polygon Zombie 1" by DarkLight

Textures

"WoodPlanks-0668.jpg" from texture.ninja licensed under CC0