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
OBURERU SAKANA	DADAROMA			6:26	Stanczyk	2016	B Drop A	mute	1970-01-01
Ocean Breathes Salty	Modest Mouse			3:52	Good News for People Who Love Bad News	2004	E Standard	mute	1970-01-01
Of Blood and Salt	Gojira (feat. Devin Townsend & Fredrik Thordendal)			6:31	Of Blood and Salt	2011	D Standard	mute	1970-01-01
Of Sacrifice, Loss And Reward	Kiuas			4:45	The New Dark Age	2008	D Drop C	mute	1970-01-01
Ohayou Sayori!	Dan Salvato			2:47	Doki Doki Literature Club! (Original Soundtrack)	2017	E Standard	mute	1970-01-01
On Stirring Seas of Salted Blood	The Black Dahlia Murder			4:42	Ritual	2011	C Standard	mute	1970-01-01
One Punch Man - Sad Theme	Madhouse Inc.			2:15	One Punch Man Soundtrack	2015	E Standard	mute	1970-01-01
One Rode to Asa Bay	Bathory			10:23	Hammerheart	1990	Drop D	mute	1970-01-01
One Thousand Burning Arrows	Amon Amarth			5:49	Jomsviking	2016	B Standard	mute	1970-01-01
One and the Same	311			3:27	Mosaic	2017	Custom Tuning	mute	1970-01-01
Onedari Daisakusen	BABYMETAL			3:21	BABYMETAL	2015	BEADG	mute	1970-01-01
Onedari Daisakusen (C Standard)	BABYMETAL			3:17	BABYMETAL	2015	C Standard	mute	1970-01-01
Only A Fool Would Say That	Steely Dan			3:02	Can't Buy A Thrill	1972	E Standard	mute	1970-01-01
Osama Bin Laden As The Crucified Christ	Against Me!			3:05	Transgender Dysphoria Blues	2014	E Standard	mute	1970-01-01
Otome Ryouran Mai Sakihokore	Hinabita(Hinatabi Bitter Sweets)			3:41	Chocolate Smile Girls!!	2015	E Standard	mute	1970-01-01