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
Unhappy Refrein	Hatsune Miku			3:47	Unhappy Refrein	2011	E Standard	mute	1970-01-01
Unheavenly Creatures	Coheed and Cambria			4:18	Vaxis - Act I: Unheavenly Creatures	2018	Drop D	mute	1970-01-01
Unholy And Rotten	Midnight			3:38	Complete And Total Fucking Midnight	2007	Eb Standard	mute	1970-01-01
Unholy Confessions	Avenged Sevenfold			4:48	Waking The Fallen	2003	Drop D	mute	1970-01-01
Unholy Gravebirth	Infant Annihilator			4:48	The Elysian Grandeval Galèriarch	2016	AEADG	mute	1970-01-01
Unholy Magic Attack	Inquisition			5:50	Into the Infernal Regions of the Ancient Cult	1998	D Standard	mute	1970-01-01
Unholy Prophecies	Necrophobic			5:44	The Nocturnal Silence	1993	D Standard	mute	1970-01-01
Unholy Warcry	Rhapsody			5:56	Symphony Of Enchanted Lands II: The Dark Secret	2004	E Standard	mute	1970-01-01
Unintended	Muse			4:00	Showbiz	1999	E Standard	mute	1970-01-01
Union (Slopes of St. Benedict)	Sabaton			4:08	The Art of War	2008	E Standard	mute	1970-01-01
Union City Blue	Blondie			3:24	Eat To The Beat	1979	E Standard	mute	1970-01-01
Union of the Snake	Duran Duran			4:26	Seven and the Ragged Tiger	1983	E Standard	mute	1970-01-01
United	Judas Priest			3:34	British Steel	1980	E Standard	mute	1970-01-01
United By Hatred	Razor			2:44	Shotgun Justice	1990	D Standard	mute	1970-01-01
United Forces	Stormtroopers Of Death			1:54	Speak English Or Die	1985	E Standard	mute	1970-01-01