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
Unbelievable (Remake) (No Bass)	EMF	Bass2		3:56	Schubert Dip	1991	Eb Standard	mute	1970-01-01
Unbreakable	Jarrod Alonge			4:29	Beating a Dead Horse	2015	Custom Tuning	mute	1970-01-01
Under the Three Spheres	Mithras			3:22	Behind The Shadows Lie Madness	2007	Custom Tuning	mute	1970-01-01
Underground	Ben Folds Five			4:18	Ben Folds Five	1995	E Standard	mute	1970-01-01
Understanding What We've Grown To Be	We Came As Romans			4:27	Understanding What We've Grown To Be	2011	Custom Tuning	mute	1970-01-01
Unicorn Wizard	Ninja Sex Party			3:06	Strawberries and Cream	2013	E Standard	mute	1970-01-01
Union City Blue	Blondie			3:24	Eat To The Beat	1979	E Standard	mute	1970-01-01
Unloved	Fit For An Autopsy			2:50	The Sea Of Tragic Beasts	2019	AEADG	mute	1970-01-01
Unstoppable	Saviour			4:03	First Light To My Death Bed	2013	Bb Drop Ab	mute	1970-01-01
Until My Last Breath	Tarja			4:30	What Lies Beneath	2010	D Standard	mute	1970-01-01
Up All Night	Slaughter			4:22	Mass Slaughter: The Best Of Slaughter	1995	D Standard	mute	1970-01-01
Up In The Sky	Oasis			4:31	Definitely Maybe	1994	E Standard	mute	1970-01-01
Up Is Down	Hanz Zimmer/TYROTH			2:43	Pirates of the Caribbean: At World's End OST	2007	Eb Standard	mute	1970-01-01
Upon Wings of Black	Skeletonwitch			2:44	Beyond The Permafrost	2007	E Standard	mute	1970-01-01
Urgent	Foreigner			4:33	No End In Sight: The Very Best of Foreigner (Remastered)	1981	E Standard	mute	1970-01-01