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 My Wheels	Alice Cooper			2:48	Killer	1971	E Standard	mute	1970-01-01
Under Our Spell	The Dazzlings			1:54	My Little Pony: Equestria Girls: Rainbow Rocks	2014	E Standard	mute	1970-01-01
Under Saturn's Shadow	Tiger Army			3:09	II: Power of Moonlite	2001	E Standard	mute	1970-01-01
Under The Boardwalk	The Drifters			2:44	Under The Boardwalk (Single)	1964	E Standard	mute	1970-01-01
Under The Bridge	Red Hot Chili Peppers			4:29	Blood Sugar Sex Magic	1991	E Standard	mute	1970-01-01
Under The Bridge	Red Hot Chili Peppers/Igor Presnyakov			3:37	Blood Sugar Sex Magik	2009	D Drop C	mute	1970-01-01
Under The Guillotine	Kreator			4:41	Pleasure To Kill	1986	D Standard	mute	1970-01-01
Under The Gun	Aldo Nova			3:50	Aldo Nova	1982	E Standard	mute	1970-01-01
Under The Gun	Kiss			4:04	Animalize	1984	Eb Standard	mute	1970-01-01
Under The Gun	Movements			3:30	Feel Something	2017	Drop D	mute	1970-01-01
Under The Influence	Rusty Cooley			6:51	Rusty Cooley	2002	Eb Standard	mute	1970-01-01
Under The Red Sky	lovebites			5:59	Battle Against Damnation	2018	E Standard	mute	1970-01-01
Under The Rose	Kiss			4:50	Music From the Elder	1989	E Standard	mute	1970-01-01
Under The Sea	Samuel E. Wright			3:26	The Little Mermaid	1992	E Standard	mute	1970-01-01
Under The Sin Of Grief	Blood Stain Child			5:44	Silence of Northern Hell	2002	D Standard	mute	1970-01-01