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
Respect Yourself	The Staple Singers			4:59	Be Attitude: RespectYourself	1971	E Standard	mute	1970-01-01
Respekt	X-core			3:25	X-core	2006	Custom Tuning	mute	1970-01-01
Respiro	Franco Simone	Combo		3:16	Respiro	1977	E Standard	mute	1970-01-01
Ressurection	Halford			3:57	Ressurection	2000	Drop D	mute	1970-01-01
Rest In Pain (R.I.P.)	Sepultura			4:41	Schizophrenia	1987	E Standard	mute	1970-01-01
Rest In Peace	Extreme			4:41	Rest In Peace	1992	Eb Standard	mute	1970-01-01
Rest My Chemistry	Interpol			5:03	Our Love To Admire	2007	E Standard	mute	1970-01-01
Restart	Chunk! No, Captain Chunk!			3:31	Pardon My French	2013	Custom Tuning	mute	1970-01-01
Restless And Wild	Accept			4:16	Restless And Wild	1983	E Standard	mute	1970-01-01
Restless Heart Syndrome	Green Day			4:23	21st Century Breakdown	2009	D Standard	mute	1970-01-01
Restless Heart Syndrome (E STD)	Green Day			4:22	21st Century Breakdown	2009	E Standard	mute	1970-01-01
Restoration (R1 The Awakening)	PrinceWhateverer			4:21	REIMAGINE	2019	D Drop C	mute	1970-01-01
Resurrect	Polyphia			3:12	Resurrect - EP	2011	Custom Tuning	mute	1970-01-01
Resurrect (Full EP)	Polyphia			12:25	Resurrect - EP	2011	Custom Tuning	mute	1970-01-01
Resurrect Full EP	Polyphia			12:44	Resurrect	2011	Custom Tuning	mute	1970-01-01