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
Patterns in the Ivy	Opeth			1:57	Blackwater Park	2001	E Standard	mute	1970-01-01
Patterns in the Ivy II	Opeth			4:15	Blackwater Park	2001	E Standard	mute	1970-01-01
Pearl of the Stars	Coheed and Cambria			5:07	Year of the Black Rainbow	2010	Eb Standard	mute	1970-01-01
People Live Here	Rise Against			4:11	The Black Market	2014	Eb Standard	mute	1970-01-01
Phantom Razor	Daisuke Kurosawa			2:06	BLACK ALBUM 2	2018	Custom Tuning	mute	1970-01-01
Piece Of Me	Britney Spears			3:14	Blackout	2007	E Standard	mute	1970-01-01
Pirate Song	Alestorm			4:06	Black Sails At Midnight	2009	C Standard	mute	1970-01-01
Pitch Black Progress	Scar Symmetry			3:34	Pitch Black Progress	2006	AEADG	mute	1970-01-01
Poison Godmachine	Nevermore			4:37	Dreaming Neon Black	1999	Eb Standard	mute	1970-01-01
Pokemon Black White Elite 4	ToxicxEternity			3:22	Pokemon Black and White	2021	D Drop C	mute	1970-01-01
Polyphony / The New Black	Strapping Young Lad			7:49	The New Black	2006	D Drop C	mute	1970-01-01
Porphyria Cutanea Tarda	AFI			2:08	Black Sails in the Sunset	1999	E Standard	mute	1970-01-01
Powder and Iron	Running Wild			5:24	Black Hand Inn	1994	E Standard	mute	1970-01-01
Premonition	Joe Satriani			3:53	Black Swans And Wormhole Wizards	2010	Eb Standard	mute	1970-01-01
Pressure Drop	The Clash			3:29	Black market Clash	1980	E Standard	mute	1970-01-01