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
Rough Diamonds (TV Size)Screen Mode1:31Shokugeki no Soma Season 2 OP2016E Standardmute1970-01-01
Rube Goldberg VariationsThank You Scientist8:56Stranger Heads Prevail2016Custom Tuningmute1970-01-01
RubiconDeftones4:59Gore2016BEADGmute1970-01-01
Rudolph The Red Nosed ReindeerFrippendip2:39Xmas2016E Standardmute1970-01-01
Run YouThe Qemists4:21Warrior Sound2016Drop Dmute1970-01-01
Run to YouLacey Sturm3:47Life Screams2016E Standardmute1970-01-01
RunawayAgainst The Current3:38In Our Bones2016Drop Dmute1970-01-01
Russian ParadiseAK 47, Noggano (Ноггано)5:22Gazgolder Soundtrack(Газгольдер Саундтрек)2016E Standardmute1970-01-01
Rust, Dust & GutsMick Gordon7:47Doom (Original Game Soundtrack)2016Custom Tuningmute1970-01-01
Rylo KenSunrise Skater Kids2:42Friendville2016E Standardmute1970-01-01
Ryouseibai de ii ja naiGesu no Kiwami Otome3:56Ryoseibai2016E Standardmute1970-01-01
SAKURA SKIPfourfolium3:54NEW GAME! OP2016E Standardmute1970-01-01
SELF CONTROL!!Saint Snow3:58Love Live! Sunshine!! TV Anime Original Soundtrack:Sailing to the Sunshine2016D Drop Cmute1970-01-01
SSMhuo3:59Sques2016E Standardmute1970-01-01
STARTARIOTHellyeah3:46Unden!able2016D Drop Cmute1970-01-01