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
ReflectionBalance and Composure4:11The Things We Think We're Missing2013Drop Dmute1970-01-01
Refreshing MorningAtkahiro Unisuga2:21The Legend of Heroes: Sen no Kiseki Original Soundtrack2013E Standardmute1970-01-01
RehtoriTurmion Katilot3:59Technodiktator2013D Drop Cmute1970-01-01
RenacerSenses Fail2:30Renacer2013D Drop Cmute1970-01-01
RequiemAvenged Sevenfold4:23Hail To The King2013Eb Drop Dbmute1970-01-01
Requiem for the LivingJeff Loomis5:01Requiem for the Living2013Eb Standardmute1970-01-01
Reservoir (S.O.F.'s Version)PUP3:22PUP2013Eb Standardmute1970-01-01
RestartChunk! No, Captain Chunk!3:31Pardon My French2013Custom Tuningmute1970-01-01
Resuscitation of the YearThe Flatliners3:25Dead Language2013E Standardmute1970-01-01
RevelationBlack Veil Brides3:39Wretched and Divine: The Story of the Wild Ones2013Eb Drop Dbmute1970-01-01
RevelationStryper4:32No More Hell To Pay2013Eb Drop Dbmute1970-01-01
RevelationStryper4:36No More Hell To Pay2013Eb Drop Dbmute1970-01-01
RevivalEntities3:59Aether EP2013A Drop Gmute1970-01-01
Rich As FuckLil Wayne3:46I Am Not A Human Being II2013E Standardmute1970-01-01
Right ActionFranz Ferdinand3:05Right Thoughts, Right Words, Right Action2013E Standardmute1970-01-01