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
Recuerdos de la AlhambraFrancisco Tárrega2:45Francisco Tárrega2017E Standardmute1970-01-01
RedScour2:34Red2017E Standardmute1970-01-01
Red DoorJulien Baker3:44Single2017Drop Dmute1970-01-01
Red Light EscapeLunatic Soul5:44Fractured2017E Standardmute1970-01-01
Refuge of SoulsAncestral5:00Master of Fate2017D Standardmute1970-01-01
RelapsePolaris3:21The Mortal Coil2017Custom Tuningmute1970-01-01
Relentless MutationArchspire4:37Relentless Mutation2017Custom Tuningmute1970-01-01
Remain ViolentWarbringer3:27Woe to the Vanquished2017Eb Standardmute1970-01-01
Remember MeCoco1:18Coco2017E Standardmute1970-01-01
Remote Tumour SeekerArchspire4:03Relentless Mutation2017Custom Tuningmute1970-01-01
Remote Tumour SekkerArchspire4:04Archspire Relentless Mutation2017BEADGmute1970-01-01
RenegadeHollywood Undead3:20Five2017Drop Dmute1970-01-01
RepellentHail The Sun3:37Secret Wars2017E Standardmute1970-01-01
ReplicaThe xx4:11I See You2017E Standardmute1970-01-01
ReptilianConverge4:36The Dusk In Us2017D Drop Cmute1970-01-01