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
Uncle RemusFrank Zappa & The Mothers Of Invention2:56Apostrophe (')1974E Standardmute1970-01-01
Uncle Tom's CabinWarrant4:06Cherry Pie1990Eb Drop Dbmute1970-01-01
Uncomfortably NumbGraveyard6:14Hisingen Blues2011D Standardmute1970-01-01
UnconditionalThe Bravery3:25Tony Hawk's American Wasteland Soundtrack2005Drop Dmute1970-01-01
Under A Godless SkyRose Funeral3:00Crucify. Kill. Rot.2007C# Drop Bmute1970-01-01
Under ControlRage4:08End Of All Days1996D Standardmute1970-01-01
Under Huntress MoonCradle Of Filth7:01Thornography2006D Standardmute1970-01-01
Under Siege (Regnum Irae)Sepultura4:56Arise1991E Standardmute1970-01-01
Under the Three SpheresMithras3:22Behind The Shadows Lie Madness2007Custom Tuningmute1970-01-01
Underneath Your ClothesShakira3:46Laundry Service2001E Standardmute1970-01-01
Underneath the WavesStrapping Young Lad3:45City1997D Drop Cmute1970-01-01
UnderstandAsian Kung-Fu Generation3:48Kimi Tsunagi Five M2003E Standardmute1970-01-01
UndertowSara Bareilles4:48Careful Confessions2004E Standardmute1970-01-01
Unfuck The WorldProphets of Rage4:10Prophets of Rage2017Drop Dmute1970-01-01
UnhallowedYuki KajiuraBass2 1:30Le Portrait de Petit Cossette2004Custom Tuningmute1970-01-01