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
Mortician's Flame	Acid Bath			4:09	When the Kite String Pops	1994	C Standard	mute	1970-01-01
Moscow After Dark	Powerwolf			3:18	Bible Of The Beast	2009	Eb Drop Db	mute	1970-01-01
Mosh To This At My Funeral	Under The Bed			7:07	The Noble Art Of Denying Reality	2014	B Drop A	mute	1970-01-01
Mosquito Song	Queens of the Stone Age			5:43	Songs for the Deaf	2002	C Standard	mute	1970-01-01
Mota	The Offspring			3:00	Ixnay On The Hombre	1997	E Standard	mute	1970-01-01
Mother	Pink Floyd			5:35	The Wall	1979	E Standard	mute	1970-01-01
Mother Earth	Within Temptation			5:31	Mother Earth	2000	Custom Tuning	mute	1970-01-01
Mother Earth	Within Temtation			5:33	Mother Earth	2000	B Standard	mute	1970-01-01
Mother Machine	Delain			4:38	We Are The Others	2012	Custom Tuning	mute	1970-01-01
Mother May I	Coheed and Cambria			4:35	Good Apollo I'm Burning Star IV, Volume One: From Fear Through the Eyes of Madness	2005	Eb Standard	mute	1970-01-01
Mother Mother	Tracy Bonham			3:11	The Burdens of Being Upright	1996	E Standard	mute	1970-01-01
Mother Of Mercy	Iron Maiden			5:23	The Final Frontier	2010	Drop D	mute	1970-01-01
Mother Of The Soul	Witherscape			5:39	The Inheritance	2013	Custom Tuning	mute	1970-01-01
Mother Russia	Iron Maiden			5:34	No Prayer for the Dying	1990	E Standard	mute	1970-01-01
Mother Superior	Reign Supreme			1:39	Testing the Limits of Infinite	2009	Eb Drop Db	mute	1970-01-01