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
Maria (I Like It)	Scooter			3:49	The Stadium Techno Experience	2003	E Standard	mute	1970-01-01
Mariella	Khruangbin, Leon Bridges			5:15	Texas Moon	2022	E Standard	mute	1970-01-01
Marionette	Daisuke Ishiwatari			6:02	Guilty Gear Xrd SIGN	2015	Drop D	mute	1970-01-01
Mark Tremonti - Legato Exercises	You			0:29	Guitar Exercises	2016	Eb Standard	mute	1970-01-01
Martyr	Septicflesh			5:12	Codex Omega	2017	C Standard	mute	1970-01-01
Mary Had A Little Lamb	Stevie Ray Vaughan			2:50	Texas Flood	1983	Eb Standard	mute	1970-01-01
Mary, Mary	The Monkees			2:21	The Monkees - Deluxe Edition - 2006 Remaster	1968	E Standard	mute	1970-01-01
Masquerade Of Hate	Scythelord			4:43	Toxic Minds	2016	D Standard	mute	1970-01-01
Masters of the Galaxy	Gloryhammer			4:29	Legends from Beyond the Galactic Terrorvortex	2019	D Standard	mute	1970-01-01
Max Payne Theme Fingestyle	Kärtsy Hatakka & Kimmo Kajasto			3:15	Max Payne OST	2001	E Standard	mute	1970-01-01
May that soul rest in peace Dignity of Spirit	Unlucky Morpheus			9:30	Hypothetical Box ACT 3	2010	B Standard	mute	1970-01-01
Me & My Old Lady	The Offspring			4:33	Ixnay on the Hombre	1997	E Standard	mute	1970-01-01
Me Gustas Tú	Manu Chao			4:03	Próxima Estación: Esperanza	2001	E Standard	mute	1970-01-01
Me and My Guitar	Freddie King			4:06	Texas Cannonball	1972	E Standard	mute	1970-01-01
Mea Culpa (Backing Track)	Enigma			4:06	MCMXC a.D.	1990	E Standard	mute	1970-01-01