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
Reiver's MusicAFI3:20Sing The Sorrow2003Eb Standardmute1970-01-01
Remember The NameFort Minor4:36The Rising Tied2005E Standardmute1970-01-01
Remember The UrgeThe GazettE4:07Single2011C Drop Abmute1970-01-01
RemindedDrowning Pool3:27Sinner2001C# Drop Bmute1970-01-01
Renai CirculationKana Hanazawa4:16Bakemonogatari OP4 Single2009E Standardmute1970-01-01
RenegadeParamore3:31Singles2011Eb Drop Dbmute1970-01-01
ResonanceInsomnium2:34Since The Day It All Came Down2004E Standardmute1970-01-01
Retro SoulBensound3:38Single2009E Standardmute1970-01-01
RevengeTryHardNinja (feat. CaptainSparklez)3:45Revenge (Single)2011Drop Dmute1970-01-01
Ride on Time (Cover)Gawr Gura4:39Single2020E Standardmute1970-01-01
Right NowFort Minor4:17The Rising Tied2005Drop Dmute1970-01-01
RiotRichie Kotzen5:12Single2018E Standardmute1970-01-01
RiseMattyyyM3:30The Rising of the Shield Hero (Opening) METAL Cover2019E Standardmute1970-01-01
Rising From The SeaExumer5:31Rising From The Sea1987E Standardmute1970-01-01
Rising RainbowMisokkasu3:36Shokugeki no Soma OP2 Single2015Drop Dmute1970-01-01