ShredDB is an experimental .shred library, I removed the audio so it's pretty useless. You can find the source .psarc files here.

Song Artist Play Shred Length Album Year Tuning Uploader Updated Delete
Mario Kart 64 Rainbow RoadCSGuitar893:15Youtube Channel2010E Standardmute1970-01-01
Mario Kart 64 Rainbow Road Backing TrackCSGuitar893:15Youtube Channel2010E Standardmute1970-01-01
Rainbow RoadNintendo2:35Mario Kart 82014E Standardmute1970-01-01
SNES Rainbow RoadAtsuko AsahiBass2 1:58Mario Kart 8 Deluxe: Original2017Custom Tuningmute1970-01-01