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
Picking and Legato	Training			8:25	Exercises	2015	E Standard	mute	1970-01-01
Picky	Spiderbait			4:32	Tonight Alright	2004	E Standard	mute	1970-01-01
Picture Book	The Kinks			2:38	The Kinks Are the Village Green Preservation Society	1968	E Standard	mute	1970-01-01
Picture a Knife Fight	Biffy Clyro			3:56	Opposites (Deluxe Edition)	2013	D Drop C	mute	1970-01-01
Pictures In The Dark	Mike Oldfield			4:13	Pictures In The Dark	1985	E Standard	mute	1970-01-01
Pictures Of Matchstick Men	Status Quo			3:18	Picturesque Matchstickable Messages from the Status Quo	1968	E Standard	mute	1970-01-01
Piece Of My Wish (Japan Bonus Track)	Dave Koz	Bass2		4:59	Lucky Man	1993	Eb Standard	mute	1970-01-01
Pieklo Niebo	Leniwiec			3:45	Reklamy Na Niebie	2008	E Standard	mute	1970-01-01
Pikzwarteflikkerkak	Rompeprop			1:12	Gargle Cummics	2010	Custom Tuning	mute	1970-01-01
Pile of Skulls	Running Wild			4:49	Pile of Skulls	1992	E Standard	mute	1970-01-01
Pilot in the Sky of Dreams	Threshold			9:50	Dead Reckoning	2007	Eb Standard	mute	1970-01-01
Pinch Daisuki!	Hajime Hyakkoku			1:46	K-ON!! OST	2009	E Standard	mute	1970-01-01
Pink	Aerosmith			3:59	Nine Lives	1997	C Standard	mute	1970-01-01
Pink	Aerosmith			4:03	Nine lives	1997	E Standard	mute	1970-01-01
Pink	Boris			4:30	Pink	2005	Eb Standard	mute	1970-01-01