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
Razom (Together)	Obiymy Doschu			7:32	Son (Dream)	2017	E Standard	mute	1970-01-01
Razorblade	The Strokes			3:40	First Impressions of Earth	2006	E Standard	mute	1970-01-01
Re-Education (Through Labor)	Rise Against			3:45	Appeal To Reason	2008	Eb Standard	mute	1970-01-01
Re-Entry (ft. Mark Hoppus)	A Day To Remember			2:57	Re-Entry	2022	D Drop C	mute	1970-01-01
Re-sublimity	KOTOKO			5:28	Re-sublimity "Kannazuki no Miko" OP	2004	E Standard	mute	1970-01-01
Re:Re:	Asian Kung-Fu Generation			5:35	Re:Re: - Single	2016	E Standard	mute	1970-01-01
Re:birth	Acid Black Cherry			4:31	Re:birth	2012	E Standard	mute	1970-01-01
Re:birth day	Roselia			4:31	Roselia 2nd single Re:birth day	2017	Drop D	mute	1970-01-01
Re:make	ONE OK ROCK			3:27	Zankyo Reference	2011	E Standard	mute	1970-01-01
Reach	Eyes Set To Kill			4:22	Reach	2008	Drop D	mute	1970-01-01
Reach For The Sky	Firehouse			4:49	Firehouse - Reach For The Sky With (HD)	2013	Eb Standard	mute	1970-01-01
Reach Out	Iron Maiden			3:33	Somewhere In Time	1986	E Standard	mute	1970-01-01
Reach Out	Red Hot Chili Peppers			4:14	Return of the Dream Canteen	2022	Drop D	mute	1970-01-01
Reach The Beach	The Fixx			4:31	Reach the Beach	1983	E Standard	mute	1970-01-01
Ready For Repair	SECRETS			3:19	Fragile Figures	2013	B Drop A	mute	1970-01-01