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
Psychoticlysm	Krosis			3:55	A Memoir of Free Will	2020	Custom Tuning	mute	1970-01-01
Psychotron	Megadeth			4:42	Countdown to Extinction	1992	E Standard	mute	1970-01-01
Psychpath	The GazettE			3:06	TOXIC	2011	B Drop A	mute	1970-01-01
Psyco Killer	Talking Heads			5:02	Talking Heads: 77	1977	E Standard	mute	1970-01-01
Psycostasia	Adramelech			4:16	Psycostasia	1996	D Standard	mute	1970-01-01
Psyklon Aeon	Zyklon			3:36	Aeon	2003	Custom Tuning	mute	1970-01-01
Queens are trumps	SCANDAL			3:41	SCANDAL	2012	E Standard	mute	1970-01-01
Quest for Ships	Alestorm			4:37	Sunset on the Golden Age	2014	C Standard	mute	1970-01-01
Radiant Eclipse	Avenged Sevenfold			6:15	Waking The Fallen	2003	D Drop C	mute	1970-01-01
Raindrops Keep Fallin' on My Head	B. J. Thomas/Ana Carolina Giollo			1:42	Raindrops Keep Fallin' on My Head	2009	E Standard	mute	1970-01-01
Raindrops Keep Falling On My Head	B.J. Thomas			3:05	Raindrops Keep Falling On My Head	1969	E Standard	mute	1970-01-01
Raindrops and Puddles	Four Leaf Studios			2:40	Katawa Shoujo Enigmatic Box of Sound	2012	E Standard	mute	1970-01-01
Rapstar	Polo G			2:50	Hall of Fame	2021	Custom Tuning	mute	1970-01-01
Rebel Army Theme (PSP Version)	Nobuo Uematsu			2:32	Final Fantasy 2 PSP	2007	E Standard	mute	1970-01-01
Relapse	Ben Simon			7:32	Ellipsism	2020	AEADG	mute	1970-01-01