Sound effects guides
How to put free CC0 sound effects into what you are making: a game engine, a web app, a video edit, or a coding assistant that does it for you. Each one gives the steps for that tool and links the sounds that fit it.
Games
- Sound effects for Godot
A game sound set in res://, AudioStreamPlayer, audio buses and a volume slider, positional sound, looping ambience.
- Sound effects for Unity
A game sound set in Assets/, import settings, PlayOneShot, an AudioMixer volume slider and 3D sound.
- Sound effects for Unreal Engine
Import WAV into the Content Browser, play from Blueprints or C++, random footsteps, Sound Class volume, attenuation.
- Sound effects for Pygame
Load a set with pygame.mixer, play without delay or cut-offs, loop music, a volume setting, a prompt for your assistant.
- Sound effects for visual novels and Ren'Py
Text blips, doors, rain and menu clicks; play sound, an ambience channel, button sounds and typewriter blips.
- Add sound effects to a Phaser web game
Preload a set with this.load.audio, play cues, loop ambience and handle the browser's audio unlock.
- Sound effect variations for Godot and Unity
Close versions of one footstep or hit, played at random with no repeats.
- CC0 sound effects for commercial games
What CC0 allows in a game you sell, how it compares with CC BY and site licenses, and what to keep on record.
- Steam AI disclosure for sound effects
What Steam and itch.io ask about AI-generated audio, and a disclosure to adapt.
Apps and coding assistants
- Add sound effects to a React app
Fetch a set, a small play() module, use-sound or Howler, and autoplay and mute rules.
- Add sound effects with Claude Code, Cursor or Codex
Connect the MCP server or run npx sfxmint, and the assistant puts the files in and wires them up.
Video
- Sound effects for DaVinci Resolve
Whooshes, risers, impacts and pops: importing, an effects track, where each sits on the cut, levels.
Any project
- Choose sound effects that fit your project
Playable examples to compare, WAV versus MP3 length, and checks for volume, repetition and loops.
Looking for the sounds themselves? Browse sound sets by kind of project, or start from the library.