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
Running With ScissorsCasino Madrid3:25For Kings And Queens2010D Drop Cmute1970-01-01
Running in CirclesBad Omens4:01Finding God Before God Finds Me2019Custom Tuningmute1970-01-01
Running out of TimeToto4:09Toto XIV2015Custom Tuningmute1970-01-01
RunwayToxicxEternity2:52Goldeneye 0072021D Drop Cmute1970-01-01
RuseChevelle4:41Hats Off To The Bull2011D Drop Cmute1970-01-01
RuseChevelle4:44Hats Off the Bull2011D Drop Cmute1970-01-01
Rush HourJane Wiedlin4:08Fur1988Custom Tuningmute1970-01-01
RustMiss May I3:47Monument2010D Drop Cmute1970-01-01
Rust Never SleepsKalmah5:1912 Gauge2010C# Standardmute1970-01-01
Rust, Dust & GutsMick Gordon7:47Doom (Original Game Soundtrack)2016Custom Tuningmute1970-01-01
Rusted NailIn Flames5:00Sirens Charms2014Custom Tuningmute1970-01-01
Rusty NailX Japan5:32DAHLIA1996Custom Tuningmute1970-01-01
RuthlessDevilDriver4:09Winter Kills2013D Drop Cmute1970-01-01
RuthlessGatecreeper3:41Deserted2019C# Drop Bmute1970-01-01
RuthlessNonpoint3:18Ruthless2021Custom Tuningmute1970-01-01