Bensound — The Jazz Piano.
https://www.bensound.com/royalty-free-music/track/the-jazz-piano

michorvath — 20 gauge shotgun gunshot (CC0).
https://freesound.org/people/michorvath/sounds/427595

JohnLaVine333 — typing2 (CC BY-NC 3.0).
https://freesound.org/people/JohnLaVine333/sounds/81557

plasterbrain — Nuclear Alarm (CC0).
https://freesound.org/people/plasterbrain/sounds/242856

ihitokage — Body falling on the ground 2 (CC0).
https://freesound.org/people/ihitokage/sounds/395325

Модуль quake для INSTEAD (MIT).
https://github.com/instead-hub/stead3-modules