# Backwater

Project, Worldwide.

> A real-time chord identifier web app using the Web MIDI API
>
> — in its own words, from midi-chord-identifier.backwater.systems

- Website: https://midi-chord-identifier.backwater.systems/
- Listed since: 2026
- launched: 2026-02-17
- launch post: https://news.ycombinator.com/item?id=47048844
- hn score: 4
- domain created: 2019-01-15
- Last verified: 2026-02-17


## Sources

- Hacker News, "Show HN" — https://news.ycombinator.com/item?id=47048844, read 2026-02-17

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startup.is · https://startup.is/projects/backwater · open data: /api/v1, /llms.txt