The short version
A high-quality collection of aligned concert-piano audio and expressive MIDI recordings.
From the HackerLinks archive
MAESTRO Dataset
A high-quality collection of aligned concert-piano audio and expressive MIDI recordings.
At a glance:
First seen:2026-09-08
Last seen:2026-09-08
Times seen:1
Website:magenta.withgoogle.com
Why it caught our attention
A commenter directly recommended it as a source of high-quality piano MIDI.
Where it surfaced on Hacker News
2026-09-08
“if you want a source of high quality Piano MIDI recordings, you should check out the MAESTRO dataset:”
Scaevolus · recommendation
Direct HN comment
Ask HN: Fable hacked my piano, can I release the results?