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
UnderdogAlicia Keys3:33Alicia2019Eb Standardmute1970-01-01
UnderdogYou Me At Six2:28Hold Me Down2010E Standardmute1970-01-01
UndergroundLife of Agony4:40River runs red1993D Drop Cmute1970-01-01
UndergroundLindsey Stirling4:12Artemis2019E Standardmute1970-01-01
Underneath the WavesStrapping Young Lad3:45City1997D Drop Cmute1970-01-01
UnderratedAtreyu3:05Baptize2021D Drop Cmute1970-01-01
Understanding in a Car Crash (Ramen's Ver)Thursday4:29Full Collapse2001Drop Dmute1970-01-01
UnderstatementNew Found Glory3:13Sticks and Stones2002E Standardmute1970-01-01
UndertaleToby Fox6:24Undertale OST2015E Standardmute1970-01-01
Undertale Main ThemeToby Fox/Isac Saleh4:01Undertale OST2018E Standardmute1970-01-01
Undertale MedleyToby Fox28:42Undertale Medley2015E Standardmute1970-01-01
UndertowAs I Lay Dying3:59Shaped By Fire2019D Drop Cmute1970-01-01
UnderwaterElephant Gym4:04Underwater2018E Standardmute1970-01-01
UnderwearRoyal Republic2:05We Are The Royal2010E Standardmute1970-01-01
UnderworldSymphony X5:51Underworld2015D Standardmute1970-01-01