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
Oil And Water	Incubus			3:52	Light Grenades	2006	E Standard	mute	1970-01-01
Old Guard	Rabea Massaad			2:22	Grinding Gears 1	2018	Eb Standard	mute	1970-01-01
Oleo	Miles Davis			5:16	Bags Groove	1954	E Standard	mute	1970-01-01
On The Arrow	AFI			3:05	Decemberunderground	2006	Eb Standard	mute	1970-01-01
On The Run	Dance Gavin Dance			4:15	Instant Gratification	2015	Drop D	mute	1970-01-01
On Top Of The World	Edenbridge			5:09	The Grand Design	2006	Eb Standard	mute	1970-01-01
One Foot In The Grave Theme	Eric Idle Featuring Richard Wilson			3:04	One Foot In The Grave Single	1994	E Standard	mute	1970-01-01
One For the Money	Escape the Fate			3:23	Ungrateful	2013	D Drop C	mute	1970-01-01
One Hundred Years	The Cure			6:40	Pornography	1982	E Standard	mute	1970-01-01
One In A Million	Lolita Komplex			4:12	The Greatest Show On Earth	2015	B Standard	mute	1970-01-01
Only Daddy That Will Walk The Line	Waylon Jennings			2:23	Only The Greatest	1968	E Standard	mute	1970-01-01
Only the Lonely (Know the Way I Feel) (No Bass)	Roy Orbison			2:30	In Dreams: The Greatest Hits	1960	E Standard	mute	1970-01-01
Only the Lonely (Know the Way I Feel) (No Guitar)	Roy Orbison			2:30	In Dreams: The Greatest Hits	1960	E Standard	mute	1970-01-01
Opening	Aggretsuko			0:53	aggretsuko theme	2016	D Standard	mute	1970-01-01
Opening Theme	Masuda Junichi			2:01	Pokemon Green/Red/Blue	1996	E Standard	mute	1970-01-01