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
Rockn 'Roll, Morning Light Falls on You	Kessoku Band			4:41	Bocchi the Rock! ED	2022	E Standard	mute	1970-01-01
Rocky IV Training Montage	Vince Dicola			3:36	Rocky IV Soundtrack	1985	Drop D	mute	1970-01-01
Rolling 7s	Dirty Honey			4:16	Dirty Honey EP	2019	Eb Standard	mute	1970-01-01
Rolling Balls	AFI			2:24	Very Proud of Ya	1996	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 In The Deep	Amyst			3:52	Rolling In The Deep	2011	Custom Tuning	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 Star	YUI	Combo		3:12	Can't Buy me Love	2007	E Standard	mute	1970-01-01
Rolling Stone	Danny Brown			3:57	Atrocity Exhibition	2016	Drop D	mute	1970-01-01
Rolling Through	311			3:00	Voyager	2019	Drop D	mute	1970-01-01
Rolling Wheels	Running Wild			5:42	Blazon Stone	1991	E Standard	mute	1970-01-01
Rolling in the Deep	Adele			4:01	21	2010	E Standard	mute	1970-01-01
Rome Is Falling	Civil War			5:29	The Killer Angels	2013	E Standard	mute	1970-01-01
Ronnie Rising	Metallica			9:03	This Is Your Life	2014	Eb Standard	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