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
March Of DeathRazor3:50Executioner's Song1984E Standardmute1970-01-01
March of the Fire AntsMastodon4:28Remission2002Custom Tuningmute1970-01-01
MariaGreen Day2:47International Superhits!2001E Standardmute1970-01-01
Mariana's TrenchAugust Burns Red4:23Constellations2009D Drop Cmute1970-01-01
Mariana's TrenchAugust Burns Red4:21Constellations2009D Drop Cmute1970-01-01
MarkedBad Religion1:51Stranger Than Fiction1994Eb Standardmute1970-01-01
Markovian ProcessBad Religion1:32Stranger Than Fiction1994Eb Standardmute1970-01-01
MarmaladeSystem of a Down3:02System of a Down (Japanese Edition)1998D Drop Cmute1970-01-01
MaroonedPink FloydBass2 5:30The Division Bell1994E Standardmute1970-01-01
MaryThe Death Riders5:09Soundtrack for Depression2005D Standardmute1970-01-01
Mary, MaryThe Monkees2:21The Monkees - Deluxe Edition - 2006 Remaster1968E Standardmute1970-01-01
Mary-Lou (Acoustic)Sonata Arctica5:08Orientation2001E Standardmute1970-01-01
MarzannaSpirit Adrift8:19Chained to Oblivion2016D Drop Cmute1970-01-01
Mass ConfusionDust Bolt4:46Mass Confusion2016Eb Standardmute1970-01-01
Mass StrangulationBloodbath3:34Resurrection Through Carnage2002BEADGmute1970-01-01