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
Overcome	All That Remains			2:39	Overcome	2008	C# Standard	mute	1970-01-01
Overcome	As I Lay Dying			4:39	Awakened	2012	Eb Drop Db	mute	1970-01-01
Overcome	Creed			3:48	Full Circle	2009	C# Drop B	mute	1970-01-01
Overcome	EarlyRise			4:05	Colors	2015	Drop D	mute	1970-01-01
Overtime (Live Band Sesh)	Knower			4:42	Overtime (Live Band Sesh)	2017	E Standard	mute	1970-01-01
Overwatch Main Theme	Blizzard			2:07	Overwatch	2016	D Drop C	mute	1970-01-01
Overwatch Metal	RiffShop			3:07	Overwatch Metal	2017	D Drop C	mute	1970-01-01
Overwhelmed	Royal & the Serpent			2:43	get a grip	2020	E Standard	mute	1970-01-01
Overworld Theme	Kenta Nagata, Shiho Fujii			3:09	New Super Mario Bros. Wii OST	2009	E Standard	mute	1970-01-01
Overworld Theme (from Legend of Zelda - NES)	Gamehog			1:48	Single	2019	E Standard	mute	1970-01-01
Overworld Theme (from Super Mario Bros. - NES)	Gamehog			2:05	Single	2019	Drop D	mute	1970-01-01
Overworld Theme 2	Koji Kondo			0:43	Super Mario Bros. 3 OST	1991	E Standard	mute	1970-01-01
Owen meaney	Lagwagon			3:48	Let's Talk About Feelings	1998	E Standard	mute	1970-01-01
Où Sont Passées Mes Pantoufles?	Marcel et son orchestre			1:54	Sale batard	1996	E Standard	mute	1970-01-01
P5hng Me Away	Linkin Park			4:38	Reanimation	2002	Eb Drop Db	mute	1970-01-01