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
Part of the Friction	SikTh			5:20	Death of a Dead Day	2006	Custom Tuning	mute	1970-01-01
Party Boy Theme Song	Jackass			3:56	Jackass	2006	E Standard	mute	1970-01-01
Pathetic	Lamb Of God			4:36	Sacrament	2006	Drop D	mute	1970-01-01
Peace May Be With You	Die Apokalyptischen Reiter			2:56	Riders On The Storm	2006	C Standard	mute	1970-01-01
Pec Nam Spadla Vs. Skakal Pes	Jig-Ai			1:22	Jig-Ai	2006	AEADG	mute	1970-01-01
Pendulous Skin	Mastodon			5:07	Blood Mountain	2006	D Standard	mute	1970-01-01
Pens and Needles	Hawthorne Heights			3:20	If Only You Were Lonely	2006	E Standard	mute	1970-01-01
Perfect World	Billy Talent			3:10	Billy Talent II	2006	Drop D	mute	1970-01-01
Perhaps Vampires Is A Bit Strong But...	Arctic Monkeys			4:31	Whatever People Say I Am, That's What I'm Not	2006	E Standard	mute	1970-01-01
Periscope	Andromeda			6:11	Chimera	2006	Custom Tuning	mute	1970-01-01
Pesnia o shezhinke	Prikluchenia Elektronikod Feat. Blondinka Ksu			4:06	Unknown	2006	E Standard	mute	1970-01-01
Picture	MuteMath			5:26	Mutemath	2006	E Standard	mute	1970-01-01
Picture Perfect, Pathetic	Parkway Drive			2:48	Killing with a Smile	2006	C# Drop B	mute	1970-01-01
Picture To Burn	Taylor Swift			2:54	Taylor Swift	2006	Drop D	mute	1970-01-01
Pieces	Red			6:01	End of Silence	2006	E Standard	mute	1970-01-01