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
Prosthetic	Haken			6:01	Prosthetic	2020	BEADG	mute	1970-01-01
Protect And Survive	Runrig			3:26	The Cutter and the Clan	1987	E Standard	mute	1970-01-01
Protect the Land	System of a Down			5:15	Protect the Land	2020	D Drop C	mute	1970-01-01
Protoman	Emmure			3:20	Slave To The Game	2012	A Drop G	mute	1970-01-01
Prototype	Outkast			5:34	The Love Below	2003	Drop D	mute	1970-01-01
Proud of The Demon in Me	While She Sleeps			4:07	The North Stands for Nothing	2010	Eb Drop Db	mute	1970-01-01
Prove It All Night	Bruce Springsteen			4:03	Darkness on the Edge of Town	1978	E Standard	mute	1970-01-01
Psycho	Metal Church			3:37	The Dark	1986	E Standard	mute	1970-01-01
Psycho Daisies	The Yardbirds			1:45	B-Side of the Happenings Ten Years Time Ago 45	1966	E Standard	mute	1970-01-01
Psychological Warfare	Integrity			1:45	Humanity Is The Devil	1996	E Standard	mute	1970-01-01
Public Enema Number One	Iron Maiden			4:16	No Prayer For The Dying	1990	E Standard	mute	1970-01-01
Pull Me From The Void	Trivium			3:58	Silence In The Snow	2015	Custom Tuning	mute	1970-01-01
Pull Me From The Void	Trivium			3:57	Silence In The Snow	2015	Eb Standard	mute	1970-01-01
Pulse Within The Paradox	The Interbeing			4:55	Edge Of The Obscure	2012	B Standard	mute	1970-01-01
Pulse of the Maggots	Slipknot			4:23	Vol. 3: (The Subliminal Verses)	2004	Custom Tuning	mute	1970-01-01