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
In Sumerian Haze	Sirenia			4:42	At Sixes And Sevens	2002	E Standard	mute	1970-01-01
Inferno (TV Size)	9mm Parabellum Bullet			1:33	Beserk (2016) OP	2016	E Standard	mute	1970-01-01
Institutionalized	Suicidal Tendencies			3:52	Suicidal Tendencies	1983	E Standard	mute	1970-01-01
Institutionalized (Guitar Hero II Version)	Wavegroup			3:50	Suicidal Tendencies	2006	E Standard	mute	1970-01-01
Intertmezzo Liberte	Arch Enemy			2:55	Rise Of The Tyrant	2007	C Standard	mute	1970-01-01
Interzone	Joy Division			2:20	Unknown Pleasures	1979	E Standard	mute	1970-01-01
Invisible Horizons	Rage			4:37	Secrets In A Weird World	1989	Eb Standard	mute	1970-01-01
Irgendwer Steht Dir Zur Seite	Frei.Wild			3:39	Hart Am Wind	2009	Drop D	mute	1970-01-01
Iron Crow Zero-Shiki	GO-ZEN			0:59	Hitoshizuku	2012	Custom Tuning	mute	1970-01-01
Iron Lion Zion	Bob Marley and the Wailers			3:17	Gold	2005	E Standard	mute	1970-01-01
Iron Lion Zion (Songs of Freedom)	Bob Marley and the Wailers			2:57	Songs of Freedom	1992	E Standard	mute	1970-01-01
Is Everybody Going Crazy?	Nothing But Thieves			4:00	Is Everybody Going Crazy?	2019	E Standard	mute	1970-01-01
Itazura Show Time	THE ORAL CIGARETTES			4:00	UNOFFICIAL	2017	E Standard	mute	1970-01-01
Itt Az Én Időm	Depresszió			3:33	Amg tart	2002	E Standard	mute	1970-01-01
Ivankkka Is A Nazi	The Network			3:05	Money Money 2020 Pt II: We Told Ya So!	2020	E Standard	mute	1970-01-01