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
The Patrolman	Buckethead			7:33	Racks	2012	E Standard	mute	1970-01-01
The Patron Saint of Liars and Fakes	Fall Out Boy			3:23	Take This To Your Grave	2003	Drop D	mute	1970-01-01
The People In The Attic	Ice Nine Kills			3:51	Every Trick In The Book	2015	Drop D	mute	1970-01-01
The Perennial Sophia	Therion			4:57	Gothic Kabbalah	2007	C# Standard	mute	1970-01-01
The Perfect Crime	Faith No More			4:28	bill & Ted Soundtrack	1991	E Standard	mute	1970-01-01
The Perfect Drug	Nine Inch Nails			5:16	Lost Highway Sountrack	1997	E Standard	mute	1970-01-01
The Persecution Song	Cradle of Filth			5:35	Darkly, Darkly, Venus Aversa	2010	D Standard	mute	1970-01-01
The Pestilence	Kreator			7:00	Pleasure To Kill	1986	D Standard	mute	1970-01-01
The Pestilence of Saints	Suicidal Angels			3:57	Sanctify the Darkness	2009	D Standard	mute	1970-01-01
The Phantom of Black Hand Hill	Running Wild			6:32	Black Hand Inn	1994	E Standard	mute	1970-01-01
The Pharaoh	Edguy			10:37	Mandrake	2001	Eb Standard	mute	1970-01-01
The Phoenix	Fall Out Boy			4:09	Save rock and roll	2013	Drop D	mute	1970-01-01
The Pink Panther	Henry Mancini			2:43	The Pink Panther	1964	E Standard	mute	1970-01-01
The Pit	Silversun Pickups			4:39	Neck of the Woods	2012	Eb Standard	mute	1970-01-01
The Pit	The Dead Milkmen	Bass2		2:21	Bucky Fellini	1987	E Standard	mute	1970-01-01