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
Unanswered	Suicide Silence			2:23	The Cleansing	2007	B Drop A	mute	1970-01-01
Unbearably White	Vampire Weekend	Bass2		4:46	Father of the Bride	2019	Custom Tuning	mute	1970-01-01
Unbelievable	Diamond Rio			2:23	Unbelievable	1998	E Standard	mute	1970-01-01
Unbound (The Wild Ride)	Avenged Sevenfold			5:14	Avenged Sevenfold	2007	Drop D	mute	1970-01-01
Unbreakable	Before The Dawn			3:32	My Darkness	2003	D Standard	mute	1970-01-01
Unbreakable	Jarrod Alonge			4:29	Beating a Dead Horse	2015	Custom Tuning	mute	1970-01-01
Unbreakable	Seventh Wonder			7:19	Mercy Falls	2008	Custom Tuning	mute	1970-01-01
Unchain My Soul	Dark Funeral			5:24	Where Shadows Forever Reign	2016	Eb Standard	mute	1970-01-01
Unchain The Night	Dokken			5:20	Under Lock And Key	1985	Eb Standard	mute	1970-01-01
Unchain The Night	Dokken			5:22	Under Lock And Key	1985	E Standard	mute	1970-01-01
Unchain The Thunder	Axel Rudi Pell			3:35	Nasty Reputation	1991	Eb Standard	mute	1970-01-01
Uncle Albert/Admiral Halsey	Paul & Linda McCartney			5:01	Ram	1971	E Standard	mute	1970-01-01
Uncle Arthur	David Bowie			2:15	David Bowie	1967	E Standard	mute	1970-01-01
Uncomfortably Numb	Graveyard			6:14	Hisingen Blues	2011	D Standard	mute	1970-01-01
Unconditional	Dew-Scented			3:53	Inwards	2002	D Standard	mute	1970-01-01