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
Reapers (Live at Belfast)Muse6:05Drones2015Drop Dmute1970-01-01
Red Paper LanternsMaybeshewill4:27I Was Here For a Moment, Then I Was Gone2011Eb Standardmute1970-01-01
Regain the FireInsomnium4:30One For Sorrow2012D Standardmute1970-01-01
Regular JohnQueens of the Stone Age4:53Queens of the Stone Age1998C Standardmute1970-01-01
RelentionKatatonia3:41Discouraged Ones1998Eb Standardmute1970-01-01
RememberBurden Of A Day3:45oneonethousand2010D Drop Cmute1970-01-01
RemnantsBe'lakor6:17Of Breath And Bone2012D Standardmute1970-01-01
RepresentThe Red Jumpsuit Apparatus3:20Lonely Road2009D Drop Cmute1970-01-01
RetributionDevilDriver4:04Trust No One2016D Drop Cmute1970-01-01
RevelationBlack Veil Brides3:39Wretched and Divine: The Story of the Wild Ones2013Eb Drop Dbmute1970-01-01
Revive the ThroneStillbirth3:38Revive the Throne2020Custom Tuningmute1970-01-01
RevoltMuse4:10Drones2015E Standardmute1970-01-01
Rhinestone CowboyGlen Campbell3:13Rhinestone Cowboy1975E Standardmute1970-01-01
Richard IIISupergrass3:11In It For The Money1997E Standardmute1970-01-01
Ride OnAC/DC5:50Dirty Deeds Done Dirt Cheap1976E Standardmute1970-01-01