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
Magic CityYngwie Malmsteen7:27Perpetual Flame2008Eb Standardmute1970-01-01
Magic SpellsCrystal Castles6:10Crystal Castles2008E Standardmute1970-01-01
Making BelieveVolbeat3:36Guitar Gangsters & Cadillac Blood2008D Standardmute1970-01-01
ManaEquilibrium16:25Sagas2008Custom Tuningmute1970-01-01
ManhattanKings of Leon3:36Only by the Night2008E Standardmute1970-01-01
Mania CardiacaEnjambre4:04El Segundo Es Felino2008E Standardmute1970-01-01
Mansard RoofVampire Weekend2:09Vampire Weekend2008E Standardmute1970-01-01
Map Of The Problematique (CADGBE)Muse5:22H.A.A.R.P. Live From Wembley Stadium2008Custom Tuningmute1970-01-01
Map The StreetsSenses Fail3:30Life Is Not A Waiting Room2008Drop Dmute1970-01-01
March Of The NeovocytsSUP (Supuration)4:13Hegemony2008B Standardmute1970-01-01
March to the ShoreIn Flames3:29A Sense Of Purpose2008Custom Tuningmute1970-01-01
Marcha TurcaMägo de Oz2:15Barakaldo D.F.2008E Standardmute1970-01-01
MargerineSadgasm3:17Nerverbart2008E Standardmute1970-01-01
Mario MinorPowerglove3:55Metal Kombat for the Mortal Ma2008Eb Standardmute1970-01-01
Marionette PurpleDaisuke Ishiwatari4:05Blazblue Calamity Trigger OST2008E Standardmute1970-01-01