500+ artists
| Artist | Midi files | PDFs | Video covers |
|---|---|---|---|
| Kamikazee | 2 | - | - |
| Kasamiku | 2 | - | - |
| Kate Bush | 2 | 2 | - |
| Kendrick Lamar | 2 | - | - |
| Kenichi Matsubara | 2 | - | - |
| kevidryon2 | 2 | - | - |
| Key After Key | 2 | - | - |
| KingSammelot | 2 | - | - |
| Konomi Suzuki | 2 | 1 | - |
| Korolev | 2 | - | - |
| L. Edgar Settle | 2 | - | - |
| Lana Del Rey | 2 | 2 | - |
| LeaF | 2 | - | - |
| Led Zeppelin | 2 | - | - |
| Leon Riskin | 2 | - | - |
| Lewis Seals | 2 | - | - |
| Limp Bizkit | 2 | - | - |
| Linkin Park | 2 | 2 | - |
| Looking Glass Studios | 2 | - | - |
| Lord Huron | 2 | 1 | - |
| Lorien Testard | 2 | - | - |
| Louis Armstrong | 2 | 2 | - |
| Louis Mentel | 2 | - | - |
| LSplash | 2 | - | - |