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
Quantum Flux (Ramen's Ver)	Northlane			4:08	Singularity	2013	Custom Tuning	mute	1970-01-01
Quest for the Hammer of Glory	Gloryhammer			5:41	Tales from the Kingdom of Fife	2013	D Standard	mute	1970-01-01
Quiet Wish (Sho)	Galneryus			5:50	The Ironhearted Flag	2013	Custom Tuning	mute	1970-01-01
Quitters	The Flatliners			2:06	Dead Language	2013	E Standard	mute	1970-01-01
REDO	The GazettE			3:53	Beautiful Deformity	2013	Custom Tuning	mute	1970-01-01
Rain	BEAR			3:45	Noumenon	2013	B Drop A	mute	1970-01-01
Rain	Project Pitchfork			5:14	Black	2013	E Standard	mute	1970-01-01
Rainbow Thrash (Album Ver.)	PrinceWhateverer			3:26	N/A	2013	D Drop C	mute	1970-01-01
Raise Your Voice	Obey The Brave			3:56	Salvation	2013	Custom Tuning	mute	1970-01-01
Raise this Barn Rock!	Claire Anne Carr			4:01	Sheer Pony Attack	2013	E Standard	mute	1970-01-01
Raising Hell	Bullet For My Valentine			4:36	Raising Hell	2013	D Standard	mute	1970-01-01
Rakas Hullu	Klamydia			4:31	XXV	2013	E Standard	mute	1970-01-01
Rap God	Eminem			6:06	The Marshall Mathers LP2	2013	E Standard	mute	1970-01-01
Raped in Hatred by Vines	The Black Dahlia Murder			4:42	Everblack	2013	C Standard	mute	1970-01-01
Rat Race	Enter Shikari	Bass2		3:21	Rat Race EP	2013	D Drop C	mute	1970-01-01