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
Out of Tartarus	Darren Korb			5:54	Hades: Original Soundtrack	2020	Drop D	mute	1970-01-01
Outer Wilds	Andrew Prahlow			2:30	Outer Wilds (Original Soundtrack)	2019	Drop D	mute	1970-01-01
Outlet de Okaimono Shimasu!	Hamaguchi Shirou			1:12	GIRLS und PANZER ORIGINAL SOUNDTRACK	2012	E Standard	mute	1970-01-01
Parallel Hearts	FictionJunction			4:49	PandoraHearts Original SoundTrack1	2009	E Standard	mute	1970-01-01
Philosophyz	Mizutani Runa (NanosizeMir)			4:54	Rewrite Original Soundtrack	2011	Eb Standard	mute	1970-01-01
Platinum	Maaya Sakamoto			4:15	Cardcaptor Sakura Original Soundtrack 4	2000	E Standard	mute	1970-01-01
Play With Me	Dan Salvato			2:58	Doki Doki Literature Club! (Original Soundtrack)	2017	E Standard	mute	1970-01-01
Prologue	Michiru Yamane			1:35	Castlevania: Symphony of the Night Original Soundtrack	1997	E Standard	mute	1970-01-01
Promise	Akira Yamaoka			4:45	Silent Hill 2 Original Soundtrack	2001	E Standard	mute	1970-01-01
Pulling On The Boots	John Clifford White			2:26	Romper Stomper Original Soundtrack	1992	E Standard	mute	1970-01-01
RESISTANCE	CELICA			4:45	beatmania IIDX 19 Lincle ORIGINAL SOUNDTRACK	2012	E Standard	mute	1970-01-01
RUN!	Sophus Alf Agerbæk-Larsen	Bass2		2:38	Deep Rock Galactic - Original Soundtrack Volume II	2020	Custom Tuning	mute	1970-01-01
Rain Of Brass Petals	Akira Yamaoka			3:39	Silent hill 3 Original Soundtrack	2003	E Standard	mute	1970-01-01
Rainbow Connection	Kermit			3:20	The Muppet Movie Original Soundtrack Recording	1979	E Standard	mute	1970-01-01
Raise de Ganbarimasu	Tomoki Kikuya			0:54	Bocchi the Rock! Original Soundtrack: Bocchi the Track! Vol.1	2022	E Standard	mute	1970-01-01