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 Blackened Banners for Dogs	Alestorm			4:43	Seventh Rum of a Seventh Rum for Dogs	2022	C Standard	mute	1970-01-01
Under Control	The Strokes			3:09	Room on fire	2003	E Standard	mute	1970-01-01
Under My Umbrella	Incubus			3:42	Morning View	2001	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 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 Graveyard	Ozzy Osbourne			5:03	Ordinary Man	2020	C# 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 Pagan Megalith	Gorgoroth			3:55	Pentagram	1994	E 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 Surface	The Haunted			4:16	The Haunted Made Me Do It	2000	Eb Standard	mute	1970-01-01