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
Mariposa Traicionera	Maná			4:24	Revolución de Amor	2002	E Standard	mute	1970-01-01
Market Square Heroes	Marillion			4:00	B-Sides Themselves	1982	E Standard	mute	1970-01-01
Marlene on the Wall	Suzanne Vega			3:43	Suzanne Vega	1985	E Standard	mute	1970-01-01
Marmalade March	Psychedelic Porn Crumpets			4:55	High Visceral Part 1	2016	E Standard	mute	1970-01-01
Marooned	Pink Floyd	Bass2		5:30	The Division Bell	1994	E Standard	mute	1970-01-01
Marry Me	Train			3:27	Save Me San Francisco	2007	E Standard	mute	1970-01-01
Martial Law	Nobuo Uematsu			3:52	Final Fantasy VIII	1999	E Standard	mute	1970-01-01
Martian Landscape	UFO			5:07	No Heavy Petting	1976	E Standard	mute	1970-01-01
Martyr of the Free Word	Epica			5:06	Design Your Universe	2009	BEADG	mute	1970-01-01
Marvin Gaye	Charlie Puth feat Meghan Trainor			3:11	Some Type of Love	2015	E Standard	mute	1970-01-01
Mary On A Cross	Ghost			4:09	Seven Inches of Satanic Panic (EP)	2019	D Standard	mute	1970-01-01
Marzanna	Spirit Adrift			8:19	Chained to Oblivion	2016	D Drop C	mute	1970-01-01
Mass Attack of the Lychantrope Legion	Panzerchrist			4:06	The 7th Offensive	2013	E Standard	mute	1970-01-01
Master Of No Mercy	Suicidal Tendencies			2:40	Controlled by hatred/Feel like shit dejà vu	1989	E Standard	mute	1970-01-01
Master Plan	Simon Viklund			3:31	Payday 2 Remastered (Official Soundtrack), Vol. 1	2016	E Standard	mute	1970-01-01