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
Rebel GirlBikini Kill2:41Pussy Whipped1993E Standardmute1970-01-01
RebornScar Symmetry4:01Symmetric In Design2005Custom Tuningmute1970-01-01
Red Cap AssaultAshane3:14Final Fantasy Mystic Quest OST2004E Standardmute1970-01-01
Refrain BoyALL OFF3:36Mob Psycho 100 ED Single2016Eb Standardmute1970-01-01
Refrain Boy -English Ver.-ALL OFF3:36Mob Psycho 100 ED Single2016Eb Standardmute1970-01-01
Relax and ReflectYoko Shimomura3:00Final Fantasy XV OST2016E Standardmute1970-01-01
RemnantsDisturbed2:46Asylum2010Eb Standardmute1970-01-01
RemnantsDisturbed2:43Asylum2010Eb Standardmute1970-01-01
Rescue MeMarcus King6:08Live from Easy Sounds2022E Standardmute1970-01-01
Rhythm Doesn't Make You a DancerJon Fratelli3:18Psycho Jukebox2011E Standardmute1970-01-01
Ride OnNobuo Uematsu3:06Final Fantasy VIII Original Soundtrack1999E Standardmute1970-01-01
Right Back At It AgainA Day To Remember3:24Common Courtesy2013D Drop Cmute1970-01-01
Riot!!!ONE OK ROCK4:18Niche Syndrome2010Drop Dmute1970-01-01
Ronnie, Talk To RussiaPrince1:58Controversy1981E Standardmute1970-01-01
RoutasydänSentenced4:23Routasydän2003C# Standardmute1970-01-01