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
Remember The Name	Fort Minor			4:36	The Rising Tied	2005	E Standard	mute	1970-01-01
Resolve	Foo Fighters			4:51	In Your Honor	2005	E Standard	mute	1970-01-01
Return Of Salieri	Warmen			4:52	Accept the Fact	2005	D Standard	mute	1970-01-01
Return Of The Nemesis	Deathchain			3:29	Deathrash Assault	2005	D Standard	mute	1970-01-01
Returning The Smile You Have Had From The Start	Emery			3:07	The Question	2005	Eb Drop Db	mute	1970-01-01
Revenga	System of a Down			3:51	Mezmerize	2005	Eb Drop Db	mute	1970-01-01
Reverie/Harlequin Forest	Opeth			11:42	Ghost Reveries	2005	Custom Tuning	mute	1970-01-01
Rewind It All (Death or Glory)	Disbelief			4:18	66Sick	2005	C Drop Ab	mute	1970-01-01
Ribcage	Demon Hunter			3:48	The Triptych	2005	C# Drop B	mute	1970-01-01
Ridicule	American Head Charge			4:49	The Feeding	2005	D Standard	mute	1970-01-01
Right Here	Staind			4:15	Chapter V	2005	Custom Tuning	mute	1970-01-01
Right Now	Fort Minor			4:17	The Rising Tied	2005	Drop D	mute	1970-01-01
Right Where It Belongs v2	Nine Inch Nails			5:07	WITH_TEETH	2005	Custom Tuning	mute	1970-01-01
Riot In Everyone	Crashdiet			3:59	Rest In Sleaze	2005	Eb Standard	mute	1970-01-01
Ristiriita	Stam1na			3:31	Stam1na	2005	Custom Tuning	mute	1970-01-01