Open source
MIT (code) / CC0 (audio)
View source →
An open-source library of 936 interface sound effects, organised into 12 sonic personalities and 78 semantic cues like hover, press, success and error.
PriceFree
PlatformsWeb, npm
Why we recommend it
Interface sound is the last thing most product teams get to, and the usual options are a stock-audio subscription or a sound designer nobody budgeted for. This gives you a coherent, complete set for free, and the CC0 audio licence means you can ship it commercially without attribution.
Strengths
- Genuinely complete for UI work — one-shots and loops, organised by intent rather than by filename. The 12 personalities let you audition a whole sonic direction rather than picking sounds one at a time. Zero dependencies, installable from npm, and interactive demos let you hear cues in context before committing.
Keep in mind
- It is a fixed library, not a sound design tool — if none of the 12 personalities fit your brand, you are back to commissioning audio. Small project maintained largely by one person with sponsorship, so the bus factor is low. Nothing here helps with longer-form audio, music or voice.
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Free — Free.
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