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
Rocks Off	The Rolling Stones			4:35	Exile On Main Street	1972	E Standard	mute	1970-01-01
Roland The Headless Thompson Gunner	Warren Zevon			3:51	Excitable Boy	1978	E Standard	mute	1970-01-01
Rolling Girl	wowaka Feat. Hatsune Miku			3:12	EXIT TUNES Presents Vocalogene	2010	E Standard	mute	1970-01-01
Rolling Stone	Danny Brown			3:57	Atrocity Exhibition	2016	Drop D	mute	1970-01-01
Room 24 (feat. King Diamond)	Volbeat			5:09	Outlaw Gentlemen & Shady Ladies (Deluxe Version)	2013	D Standard	mute	1970-01-01
Rosalina in the Observatory	Koji Kondo			2:33	Super Mario Galaxy	2007	E Standard	mute	1970-01-01
Roses	Outkast			4:50	Speakerboxxx/The Love Below	2003	Custom Tuning	mute	1970-01-01
Rough Month (ft. Whatchya & PLANETB00TY)	Flynt Flossy	Bass2		3:38	Perplexed Portrait	2020	Custom Tuning	mute	1970-01-01
Rub a Dub	311			2:46	Transistor Explicit	2001	E Standard	mute	1970-01-01
Rubina's Blue Sky Happiness	Joe Satriani			5:55	The Extremist	1992	E Standard	mute	1970-01-01
Rude Mood	Stevie Ray Vaughan			4:43	Texas Flood	1983	Eb Standard	mute	1970-01-01
Rudolph The Red Nosed Reindeer	Frippendip			2:39	Xmas	2016	E Standard	mute	1970-01-01
Ruina Imperii	Sabaton			3:29	Carolus Rex	2012	Custom Tuning	mute	1970-01-01
Ruina Imperii	Sabaton			3:25	Carolus Rex	2012	E Standard	mute	1970-01-01
Run for a Fall	Epica			6:35	The Phantom Agony (Expanded Edition)	2013	BEADG	mute	1970-01-01