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
Manateen	Horse the Band			5:12	The Mechanical Hand	2005	Drop D	mute	1970-01-01
Mandibles	E. Town Concrete			3:15	The Renaissance	2003	Drop D	mute	1970-01-01
Maniac	Carpenter Brut			4:57	CARPENTERBRUTLIVE	2016	Eb Drop Db	mute	1970-01-01
Manipulation Through Idols	Sylosis			4:13	The Supreme Oppressor	2007	Drop D	mute	1970-01-01
Map 31 - Pharaoh / Intermission Acoustic	Ty Halderman			5:51	Doom TNT: Evilution	1996	Drop D	mute	1970-01-01
Map Change	Every Time I Die			5:01	Low Teens	2016	Drop D	mute	1970-01-01
Map The Streets	Senses Fail			3:30	Life Is Not A Waiting Room	2008	Drop D	mute	1970-01-01
Maplewood	Belmont			2:06	Belmont	2018	Eb Drop Db	mute	1970-01-01
Marble Zone Acoustic	Masatao Nakamura			1:21	Sonic the Hedgehog OST	1991	Drop D	mute	1970-01-01
March Of The Dogs	Sum 41			3:14	Underclas Hero	2007	Eb Drop Db	mute	1970-01-01
March of the Pigs	Nine Inch Nails			2:58	The Downward Spiral	1994	Drop D	mute	1970-01-01
March of the SOD/Sargent D	Stormtroopers of Death			3:53	Speak English or Die	1985	Drop D	mute	1970-01-01
Marionette	Daisuke Ishiwatari			6:02	Guilty Gear Xrd SIGN	2015	Drop D	mute	1970-01-01
Marionette	Flyleaf			3:50	Between the Stars	2014	Drop D	mute	1970-01-01
Mark The Graves	Linkin Park			5:09	The Hunting Party	2014	Drop D	mute	1970-01-01