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
Revive the Throne	Stillbirth			3:38	Revive the Throne	2020	Custom Tuning	mute	1970-01-01
Rhinestone Cowboy	Glen Campbell			3:13	Rhinestone Cowboy	1975	E Standard	mute	1970-01-01
Rhinestone Eyes	Gorillaz			3:23	Plastic Beach	2010	E Standard	mute	1970-01-01
Riot In Everyone	Crashdiet			3:59	Rest In Sleaze	2005	Eb Standard	mute	1970-01-01
Roll Dem Bones	Five Finger Death Punch			3:23	AfterLife	2022	B Standard	mute	1970-01-01
Roll The Bones	Rush			5:41	Roll The Bones	1991	E Standard	mute	1970-01-01
Rolling Sly Stone	Red Hot Chili Peppers			5:08	Live in Hyde Park	2004	E Standard	mute	1970-01-01
Rolling Stone	Danny Brown			3:57	Atrocity Exhibition	2016	Drop D	mute	1970-01-01
Rosetta Stoned	Tool			15:03	10,000 Days	2006	Drop D	mute	1970-01-01
STAND-ALONE	Aimer			4:51	STAND-ALONE	2019	Eb Standard	mute	1970-01-01
Said & Done	Bad Omens			3:29	Finding God Before God Finds Me	2019	B Drop A	mute	1970-01-01
Sail This Ship Alone	Architects			2:00	Ruin	2007	C# Drop B	mute	1970-01-01
Sailing Stone	The Helix Nebula			5:34	Meridian	2014	Custom Tuning	mute	1970-01-01
Sam Stone	John Prine			4:20	John Prine	1971	E Standard	mute	1970-01-01
Say This Sooner	The Almost			3:20	Southern Weather	2007	Drop D	mute	1970-01-01