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
Promises	PrinceWhateverer			5:05	Rediscover	2012	D Drop C	mute	1970-01-01
Promises In The Dark	Pat Benatar			4:52	Precious Time	1981	E Standard	mute	1970-01-01
Promises in the Dark (No Bass)	Pat Benatar			4:14	Precious Time	1981	E Standard	mute	1970-01-01
Proof	Paramore			3:18	Paramore	2013	Drop D	mute	1970-01-01
Propaganda	Theatre of Hate			3:04	Revolution	1983	E Standard	mute	1970-01-01
Prophecies	Blind Guardian			5:30	Beyond The Red Mirror	2015	Eb Standard	mute	1970-01-01
Protège Moi	Placebo			3:20	Once More With Feeling	2004	E Standard	mute	1970-01-01
Provanum Vulgus	Revocation			5:30	Great Is Our Sin	2016	Custom Tuning	mute	1970-01-01
Providence	King Crimson			8:06	Red	1974	E Standard	mute	1970-01-01
Provision	August Burns Red			4:43	Rescue and Restore	2013	C# Drop B	mute	1970-01-01
Proximity Mines In The Complex	Ice Nine Kills			3:32	Safe Is Just a Shadow (Re-Shadowed and Re-Recorded)	2017	BEADG	mute	1970-01-01
Proxy	Tesseract			5:04	Altered State	2013	E Standard	mute	1970-01-01
Prune, You Talk Funny	Gus Dapperton			3:37	You Think You're a Comic!	2018	E Standard	mute	1970-01-01
Psychic Trauma	Cloud Nothings			2:54	Here And Nowhere Else	2014	E Standard	mute	1970-01-01
Psycho Man	Black Sabbath			5:21	Reunion	1998	C# Standard	mute	1970-01-01