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
Prima Donna	Chevelle			3:45	Hats Off to the Bull	2011	C# Drop B	mute	1970-01-01
Prodolzhaem Dvizhenie	Nuki			3:41	Isklucheniya	2017	E Standard	mute	1970-01-01
Profits of Doom	Clutch			3:16	Blast Tyrant	2004	E Standard	mute	1970-01-01
Profondo Rosso (Deep Red)	Goblin			3:50	Profondo Rosso	1975	E Standard	mute	1970-01-01
Proklyatyiy staryiy dom	Korol i shut			4:20	Kak v staroya skazke	2001	E Standard	mute	1970-01-01
Prophet Of Doom	Yngwie Malmsteen			5:34	War To End All Wars	2000	Eb Standard	mute	1970-01-01
Pseudo Self	Texas in July			3:14	Bloodwork	2014	Custom Tuning	mute	1970-01-01
Pseudo Silk Kimono	Marillion			2:20	Misplaced Childhood	1985	E Standard	mute	1970-01-01
Psuedo Self	Texas In July			3:11	Bloodwork	2014	C Drop Ab	mute	1970-01-01
Pulse Within The Paradox	The Interbeing			4:55	Edge Of The Obscure	2012	B Standard	mute	1970-01-01
Puppy Dog Eyes	The Dollyrots			3:21	Barefoot and Pregnant	2014	E Standard	mute	1970-01-01
Put Down That Weapon	Midnight Oil			4:38	Diesel and Dust	1987	E Standard	mute	1970-01-01
Putting Down	The Tragically Hip	Bass2		3:17	Music at Work	2000	E Standard	mute	1970-01-01
Quando Quando Quando	Englebert Humperdinck			3:21	A Man Without Love	1968	E Standard	mute	1970-01-01
Quando Quando Quando	Just Bubbles			3:18	Italian Lounge (Volume 2)	2013	E Standard	mute	1970-01-01