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
Mama Said	Metallica			5:22	Load	1996	Eb Standard	mute	1970-01-01
Mama, I'm Coming Home	Ozzy Osbourne			4:17	No More Tears	1991	Eb Standard	mute	1970-01-01
Mammals in Babylon	Cattle Decapitation			4:18	The Anthropocene Extinction	2015	Eb Standard	mute	1970-01-01
Man Kills Mankind	Testament			5:09	Dark Roots Of Earth	2012	Eb Standard	mute	1970-01-01
Man Of Steel	Meat Loaf	Combo		4:19	Couldn't Have Said It Better	2003	Eb Standard	mute	1970-01-01
Man in the meadow	Duff Mc Kagan	Combo		4:50	Believe in me	1993	Eb Standard	mute	1970-01-01
Manannan	Absu			4:49	Tara	2001	Eb Standard	mute	1970-01-01
Mandatory Suicide	Slayer			4:09	South of Heaven	1988	Eb Standard	mute	1970-01-01
Manifest Density, Part 2	Local H			4:41	As Good as Dead	1996	Eb Standard	mute	1970-01-01
Mankind	Cast			3:44	All Change	1995	Eb Standard	mute	1970-01-01
Mantronic	WASP			4:12	Inside the Electric Circus	1986	Eb Standard	mute	1970-01-01
March Of Mephisto	Kamelot			5:27	The Black Halo	2005	Eb Standard	mute	1970-01-01
Marching Off To War	Motörhead			4:12	Another Perfect Day	1983	Eb Standard	mute	1970-01-01
Maria Salvador	J-Ax feat. Il Cile			3:45	Il bello d'esser brutti	2015	Eb Standard	mute	1970-01-01
Mario Minor	Powerglove			3:55	Metal Kombat for the Mortal Ma	2008	Eb Standard	mute	1970-01-01