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
Heavy Metal	Sammy Hagar			3:52	The Essential Red Collection	2004	E Standard	mute	1970-01-01
Heavy Metal (Is the Law)	Helloween			4:00	Walls of Jericho	1985	E Standard	mute	1970-01-01
Heavy Metal (Takin' A Ride)	Don Felder			4:47	Heavy Metal Soundtrack	1981	E Standard	mute	1970-01-01
Heavy Metal (Takin' a Ride)	Don Felder			4:53	Heavy Metal Soundtrack	1981	E Standard	mute	1970-01-01
Heavy Metal Breakdown	Grave Digger			3:44	Heavy Metal Breakdown	1984	E Standard	mute	1970-01-01
Heavy Metal Chipmunk	The Brotherhood of the Beaver			4:16	The Brotherhood of the Beaver	2018	Eb Standard	mute	1970-01-01
Heavy Metal Guitar School P.1	Lesson Guitar			5:04	unknown	1999	E Standard	mute	1970-01-01
Heavy Metal Never Dies	Iron Savior			4:23	The Landing	2011	E Standard	mute	1970-01-01
Heavy Metal Pirates	Alestorm			4:28	Black Sails At Midnight	2009	C Standard	mute	1970-01-01
Heavy Metal Soldiers	Iron Angel			3:03	Hellish Crossfire	1985	E Standard	mute	1970-01-01
Heavy Metal Thunder	Sex Machineguns			5:27	HEAVY METAL THUNDER	2005	E Standard	mute	1970-01-01
Heavy Metal in the Night	Dream Evil			4:58	Gold Medal In Metal CD1	2002	D Standard	mute	1970-01-01
Heavy Metal: The Black and Silver	Blue Öyster Cult			3:23	Fire of Unknown Origin	1981	E Standard	mute	1970-01-01
Heavy Pendulum	Cave In			5:12	Heavy Pendulum	2022	Custom Tuning	mute	1970-01-01
Heavy Rain	ZHIEND			6:15	Echo	2015	E Standard	mute	1970-01-01