Freesound
An open audio platform with tags, spectral previews, similarity search, an API, and downloads under Creative Commons licenses.
Why it’s here
It rapidly builds temporary SFX libraries, finds rare recordings, and can support internal search and annotation through the API.
Best fit
Art, animation, audio, levels, and narrative turn mechanics into a believable world.
Before you commit
Each sound may use CC0, CC BY, or noncommercial terms, and recordings can involve privacy or trademarks; review every item individually.