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
United States of EurasiaMuseBass2 5:55THe Resistance2009Eb Standardmute1970-01-01
Universal Death SquadEpica6:41The Holographic Principle2016BEADGmute1970-01-01
Universally SpeakingRed Hot Chili Peppers4:22By The Way2002E Standardmute1970-01-01
Universe on FireGloryhammer4:06Space 1992: Rise of the Chaos Wizards2015D Standardmute1970-01-01
Unkillable MonsterMarilyn Manson3:44The High End of Low2009E Standardmute1970-01-01
Unknown BrotherThe Black Keys4:02Brothers2010E Standardmute1970-01-01
Unknown Caller (Live)U25:53U2360 at the Rose Bowl2010E Standardmute1970-01-01
Unknown CivilizationLaur4:12The Angel's Message2018Drop Dmute1970-01-01
Unknown Male 01Biffy Clyro6:08The Myth of the Happily Ever After2021Drop Dmute1970-01-01
Unknown SoldierThe Casualties3:11On The Front Line2004E Standardmute1970-01-01
UnlovedFit For An Autopsy2:50The Sea Of Tragic Beasts2019AEADGmute1970-01-01
Unlucky 13DevilDriver4:10The Fury Of Our Maker's Hand2005Custom Tuningmute1970-01-01
UnnervingWhitechapel3:33The New Era of Corruption2010AEADGmute1970-01-01
UnravelingDir en Grey4:47The Unraveling2013Custom Tuningmute1970-01-01
UnrepentantTrivium4:56The Crusade2006E Standardmute1970-01-01