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
Put The Message In A Box	World Party			4:20	Goodbye Jumbo	1990	E Standard	mute	1970-01-01
Putrid Intercourse	Convulse			3:30	World Without God	1992	C# Standard	mute	1970-01-01
Que No	Deluxe			3:53	If Things Were To Go Wrong	2003	Drop D	mute	1970-01-01
Quelling the Simian Surge	Arghoslent			4:55	Incorrigible Bigotry	2002	D Standard	mute	1970-01-01
Quest for Ships	Alestorm			4:37	Sunset on the Golden Age	2014	C Standard	mute	1970-01-01
Questing Upon The Poop Deck	Alestorm			3:16	Sunset On The Golden Age	2014	C Standard	mute	1970-01-01
Question 67 & 68	Chicago			4:50	Chicago Transit Authority	1969	E Standard	mute	1970-01-01
Question Everything	Five Finger Death Punch			5:09	Got Your Six	2015	B Standard	mute	1970-01-01
R.I.P.	Disciple			2:51	O God Save Us All	2012	B Drop A	mute	1970-01-01
ROLLING1000tOON	Maximum the Hormone			2:51	Rokkinpo Goroshi	2005	E Standard	mute	1970-01-01
Raabjørn Speiler Draugheimens Skodde	Dimmu Borgir			5:07	Godless Savage Garden	1998	E Standard	mute	1970-01-01
Radio	NOFX			2:55	they've actually gotten worse	2007	E Standard	mute	1970-01-01
Radio	Rancid			2:54	Let's Go!	1994	E Standard	mute	1970-01-01
Radio Shack	Vulfpeck			3:23	Vulf Vault: Inside the Mind of Woody Goss	2019	E Standard	mute	1970-01-01
Raingods Dancing	Fish			4:19	Raingods With Zippos	1999	E Standard	mute	1970-01-01