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
Ready To Rock	Airbourne			5:24	Black Dog Barking	2013	E Standard	mute	1970-01-01
Ready to Rock	Whitesnake			4:22	Live in the Shadow of the Blues	2006	E Standard	mute	1970-01-01
Ready to Take Off	Undead Corporation			3:13	Super Melodic Heavy and Bass Loud Sound at on a Full Moon Night	2010	B Standard	mute	1970-01-01
Real Muthaphukkin G's	Eazy E			5:35	It's On (Dr. Dre) 187um Killa	1993	E Standard	mute	1970-01-01
Real Talk	Bloc Party			4:16	Four	2012	E Standard	mute	1970-01-01
Real Talk	Man Overboard			1:55	Real Talk	2010	E Standard	mute	1970-01-01
Real Talk (with Combo)	Bloc Party	Combo		4:16	Four	2012	E Standard	mute	1970-01-01
Real Thing Shakes	B'z			4:15	Real Thing Shakes	1996	E Standard	mute	1970-01-01
Rebellion of the Snakes	Strung Out			3:42	Transmission.Alpha.Delta	2015	Eb Standard	mute	1970-01-01
Reckless	Australian Crawl			5:26	Semantics	1983	E Standard	mute	1970-01-01
Reckless	Judas Priest			4:22	Turbo	1986	Eb Standard	mute	1970-01-01
Reckless & Relentless	Asking Alexandria			4:18	Reckless & Relentless	2011	D Drop C	mute	1970-01-01
Reckless & relentles	Asking Alexandria			4:20	Reckless And Relentless	2011	D Drop C	mute	1970-01-01
Reckless Abandon	Blink-182			3:16	Take Off Your Pants and Jacket	2001	E Standard	mute	1970-01-01
Reckless City	Takahashi Youichi & Masayuki Kishi			2:43	M.D. Geist	1986	E Standard	mute	1970-01-01