- files: ["bonk.ogg"]
  license: "CC0-1.0"
  copyright: "'bonk.wav' uploaded by SGAK. The original audio was converted to OGG format and volume normalized to ~-20 LUFS."
  source: "https://freesound.org/people/SGAK/sounds/467788/"

- files: ["splat.ogg"]
  license: "CC0-1.0"
  copyright: "Modified by 'dvir001' from 'pixabay' . The original audio was converted from WAV to OGG format"
  source: "https://pixabay.com/sound-effects/cartoon-splat-6086/"

- files: ["mail-slot.ogg"]
  license: "Custom"
  copyright: "Composited from 'mail slot shutting.wav' by Nathan_Lomeli on freesound (https://freesound.org/s/79193/, Sampling+ license) and 'Fumbling with a Box.wav' by SketchComPod on freesound (https://freesound.org/s/256770/, CC0-1.0)"
  source: "https://freesound.org/s/79193/"