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
Refrain Boy -English Ver.-ALL OFF3:36Mob Psycho 100 ED Single2016Eb Standardmute1970-01-01
Refreshing MorningAtkahiro Unisuga2:21The Legend of Heroes: Sen no Kiseki Original Soundtrack2013E Standardmute1970-01-01
RefugeJake Howsam Lowe5:25Oh Earth2019Eb Standardmute1970-01-01
RefugeRage3:41The Missing Link1993Eb Standardmute1970-01-01
Refuge of SoulsAncestral5:00Master of Fate2017D Standardmute1970-01-01
RefugeesVan Der Graaf Generator6:30The Least We Can Do Is Wave To Each Other1970E Standardmute1970-01-01
Refugio VitalAgora4:57Segundo Pasado2001E Standardmute1970-01-01
Refuse/ResistSepultura3:20Chaos A.D.1993D Standardmute1970-01-01
Regain the FireInsomnium4:30One For Sorrow2012D Standardmute1970-01-01
Regret & House of Eternal HuntAvatar7:03Feathers & Flesh2016B Standardmute1970-01-01
Regurgitated DisinformationJob For A Cowboy4:52Ruination2009D Standardmute1970-01-01
Rehumanize YourselfThe Police3:14Ghost In The Machine1981E Standardmute1970-01-01
Reign Of DreamsRivers Of Nihil3:22Monarchy2015Custom Tuningmute1970-01-01
Reign Of SadnessExumer3:45Possessed By Fire1986E Standardmute1970-01-01
Reign Of TerrorRhapsody Of Fire6:52The Frozen Tears of Angels2010E Standardmute1970-01-01