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
Something Told Me	Coal Chamber			3:23	Dark Days	2002	B Drop A	mute	1970-01-01
Souls of Fire	Motoi Sakuraba/Isac Saleh			2:45	Dark Souls OST	2015	Custom Tuning	mute	1970-01-01
South Street	There Will Be Fireworks			4:39	The Dark, Dark Bright	2013	E Standard	mute	1970-01-01
Super Metorid - Assault On Tourian	Random Battles			5:27	Dark World	2013	Drop D	mute	1970-01-01
Taakeslottet	Satyricon			6:01	Dark Medieval Times	1994	E Standard	mute	1970-01-01
Tears Of Autumn Rain	Eternal Tears of Sorrow			4:16	Children of the Dark Waters	2009	Drop D	mute	1970-01-01
The Dark Ride	Helloween			8:14	The Dark Ride	2000	Eb Standard	mute	1970-01-01
The Dark Side of the Moon	Pink Floyd	Combo		42:58	The Dark Side of the Moon	1973	E Standard	mute	1970-01-01
The Fragrance of Dark Coffee	ToxicxEternity			2:59	The Fragrance of Dark Coffee (From "Phoenix Wright:Ace Attorney")	2019	D Drop C	mute	1970-01-01
The Great Divide	Breaking Benjamin			4:12	Dark Before Dawn	2015	C Drop Ab	mute	1970-01-01
The Great Gig in the Sky	Pink Floyd			4:47	The Dark Side of the Moon	1973	E Standard	mute	1970-01-01
The Hunter	Iced Earth			3:58	The Dark Saga	1996	Eb Standard	mute	1970-01-01
The Islander	Nightwish	Combo		5:09	Dark Passion Play	2008	C# Standard	mute	1970-01-01
The Last Laugh	Iced Earth			3:51	The Dark Saga	1996	Eb Standard	mute	1970-01-01
The Mists	Aram Bedrosian			2:40	A Dark Light	2017	E Standard	mute	1970-01-01