Stems
Stems
57,004 stems2,650 songs · about 5,034 hEvery lane of a finished song, printed by the producer from the session it was made in. One 24-bit WAV per lane, MIDI where the session had it. Pop, house, hip hop and more.
Terms signedCatalogue
Datasets
Everything we can license for audio AI training, measured, with the rights stated per set. Pick what you need and send one request.
9datasets
about 6,370 haudio, measured or estimated on 5 of 9 sets
1,376,532files counted
17 Oct 2026measured
Pairs
Vocal and instrumental pairs
1,486 pairsabout 162 hThe vocal and the rest of the song as two aligned files from the same session. Built for separation and vocal models.
Terms signedSessions
DAW sessions
12,426 sessionsabout 908 hThe producer's project file with its audio and MIDI, as it was when the track was finished. Logic, Ableton, FL Studio and Cubase.
Terms signedMIDI
MIDI files
338,853 files1,625 packsNote data from sessions and MIDI packs: chords, leads, basslines, drums. Each file tagged with its source and tempo where known.
Terms signedPresets
Synth presets
269,305 files441 packsPatches for the synths dance producers use, from sold sound banks and sessions. Parameter data, not audio.
Terms signedLoops and one-shots
Loops and one-shots
708,398 files1,657 packsShort audio from sample packs: drum hits, loops, vocal chops, FX. Labelled with the producer's own names.
Terms signedInstrumentals
Instrumentals
3,361 tracksabout 185 hFull-length instrumental performances, produced and played by working musicians, with tempo and key.
Terms signedStock music
Stock music
1,925 tracksabout 81 hFinished tracks written for licensing, full length, with tempo and key. Clean masters.
Terms signedMarketplace data
Marketplace data
54,235 ordersFourteen years of a music production marketplace, de-identified: what sold, when, to which country, at which tempo and key. No names, no emails.
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