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
A Shrine to Madness	The Black Dahlia Murder			4:41	Ritual	2011	C Standard	mute	1970-01-01
Babalon A.D. (So Glad For The Madness)	Cradle Of Filth			5:40	Damnation And A Day	2003	C Standard	mute	1970-01-01
Beautiful Madness	Neck Deep			3:12	The Peace and the Panic	2017	Eb Drop Db	mute	1970-01-01
Can I Play With Madness	Iron Maiden			3:34	Seventh Son Of A Seventh Son	1988	E Standard	mute	1970-01-01
Carelian Satanist Madness	Satanic Warmaster			8:14	Carelian Satanist Madness	2005	E Standard	mute	1970-01-01
Critical Madness	Autopsy			4:35	Severed Survival	1989	C Standard	mute	1970-01-01
Curing Madness	Kyle Abent			2:52	KAE 49	2015	E Standard	mute	1970-01-01
Descent Into Madness	Evile			4:31	Five Serpent's Teeth	2011	Eb Standard	mute	1970-01-01
Disease, Injury, Madness	Between The Buried And Me			11:06	The Great Misdirect	2011	Custom Tuning	mute	1970-01-01
Fast To Madness	Blind Guardian			6:03	Follow The Blind	1989	Eb Standard	mute	1970-01-01
Heart of Madness	Kodomo Band			3:06	Fist of the North Star	1986	E Standard	mute	1970-01-01
Immortal Madness	CROW'SCLAW			8:01	Brutal Games for Reminding of Death	2008	BEADG	mute	1970-01-01
Immortal Madness	Moi dix Mois			1:27	Dixanadu	2007	Drop D	mute	1970-01-01
King of Madness	Primal Fear			4:30	Apocalypse	2018	D Drop C	mute	1970-01-01
Madness	Madness			2:37	One Step Beyond	1979	E Standard	mute	1970-01-01