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
Iron Will	Grand Magus			5:07	Iron Will	2008	C Standard	mute	1970-01-01
Ironbound	Overkill			6:35	Ironbound	2010	E Standard	mute	1970-01-01
Ironclad Vows	solfa (VenusBlood HOLLOW International)			3:08	VenusBlood Hollow International Original Soundtrack	2021	E Standard	mute	1970-01-01
Ironheart	CROW'SCLAW			4:33	Resonance of the Nickel Strings	2013	D Drop C	mute	1970-01-01
Ironic	Alanis Morissette			3:50	Jagged Little Pill	1995	E Standard	mute	1970-01-01
Ironic Destiny	Myrath			5:47	Desert Call	2010	A Standard	mute	1970-01-01
Ironside	Amon Amarth			4:34	Berserker	2019	C Standard	mute	1970-01-01
Irony Of Dying On Your Birthday	Senses Fail			3:02	Let It Enfold You	2005	Drop D	mute	1970-01-01
KABANERI OF THE IRON FORTRESS	EGOIST			4:57	Koutetsujou no Kabaneri OP Single - KABANERI OF THE IRON FORTRESS	2016	E Standard	mute	1970-01-01
Man of Iron	Bathory			2:50	Blood on Ice	1996	D Standard	mute	1970-01-01
My Iron Lung	Black Marble			3:59	It's Immaterial	2016	E Standard	mute	1970-01-01
Paper and Iron (Notes and Coins)	XTC			4:17	Black Sea	1980	E Standard	mute	1970-01-01
Powder and Iron	Running Wild			5:24	Black Hand Inn	1994	E Standard	mute	1970-01-01
Pumping Iron Power	Grailknights			3:58	Knightfall	2018	E Standard	mute	1970-01-01
Rell, The Iron Maiden	League of Legends & Ecca Vandal			4:55	Rell, The Iron Maiden	2020	C# Drop B	mute	1970-01-01