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
Resist And Bite	Sabaton			3:29	Heroes	2014	Custom Tuning	mute	1970-01-01
Resist And Bite	Sabaton			3:35	Heroes	2014	Custom Tuning	mute	1970-01-01
Resonant World	Maho Matsunaga			4:05	Resonant World	2014	E Standard	mute	1970-01-01
Respect The Dead	Whiplash			3:13	Ticket To Mayhem	1987	D Standard	mute	1970-01-01
Respect The Wilderness	Sonata Arctica			3:55	Silence	2001	Eb Standard	mute	1970-01-01
Respect Yourself	The Staple Singers			4:59	Be Attitude: RespectYourself	1971	E Standard	mute	1970-01-01
Respect for the Dead	Beneath The Sky			5:41	The Day The Music Died	2008	C Standard	mute	1970-01-01
Rest Calm	Nightwish			7:08	Imaginaerum	2011	D Standard	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 In Peace	Yellowcard			4:11	Yellowcard	2016	D Drop C	mute	1970-01-01
Rest My Chemistry	Interpol			5:03	Our Love To Admire	2007	E Standard	mute	1970-01-01
Rest Stop	Matchbox 20			4:33	Mad Season	2000	E Standard	mute	1970-01-01
Rest in Peace, Saith The Lord	Demetori			6:32	Determinism & DestruKction	2017	Custom Tuning	mute	1970-01-01
Restless Heart Syndrome	Green Day			4:23	21st Century Breakdown	2009	D Standard	mute	1970-01-01