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
Under a Funeral MoonDarkthrone5:05Under a Funeral Moon1993E Standardmute1970-01-01
Under a Glass MoonDream Theater7:11Images and Words1992E Standardmute1970-01-01
Under and Over ItFive Finger Death Punch3:41American Capitalist2011Custom Tuningmute1970-01-01
Under the GunBorn of Osiris3:35The Simulation2019D Drop Cmute1970-01-01
Under the PillowRiverside6:50Love, Fear and the Time Machin2015E Standardmute1970-01-01
Under the Rotting PizzaShotaro Shima3:05Final Fantasy VII Remake Origi2020E Standardmute1970-01-01
Under the SurfaceNeurosis8:47Times Of Grace1999Custom Tuningmute1970-01-01
Under the Three SpheresMithras3:22Behind The Shadows Lie Madness2007Custom Tuningmute1970-01-01
UnderdogKasabianBass2 4:37West Ryder Pauper Lunatic Asylum2009E Standardmute1970-01-01
UnderdogMotionless In White3:59Infamous2012C# Drop Bmute1970-01-01
UnderdogYou Me At Six2:28Hold Me Down2010E Standardmute1970-01-01
UndergroundGOB3:36Muertos Vivos2007D Drop Cmute1970-01-01
UndergroundLindsey Stirling4:12Artemis2019E Standardmute1970-01-01
UndergroundTom Waits2:06Swordfishtrombones1983E Standardmute1970-01-01
Underground ThemeKenta Nagata, Shiho Fujii2:20New Super Mario Bros. Wii OST2009Drop Dmute1970-01-01