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
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
Rave On	Buddy Holly			1:59	From The Original Master Tapes	1958	E Standard	mute	1970-01-01
Real Gone	Sheryl Crow			3:23	Cars (Original Motion Picture Soundtrack)	2006	E Standard	mute	1970-01-01
Rebellion	Daisuke Ishiwatari			4:10	BlazBlue Original Soundtrack	2008	Eb Standard	mute	1970-01-01
Reckoning	Omnium Gatherum			5:19	Origin	2021	C# Standard	mute	1970-01-01
Reclaimed Earth	Andrew Hulshult			12:07	DOOM: Eternal - The Ancient Gods Part II (Original Game Soundtrack)	2021	Custom Tuning	mute	1970-01-01
Red Streamer Battle	Yoshito Sekigawa, Shoh Murakami, Yoshiaki Kimura, Hiroki Morisihita, Fumihiro Isobe			2:50	Paper Mario: The Origami King Original Soundtrack	2020	D Standard	mute	1970-01-01
Refreshing Morning	Atkahiro Unisuga			2:21	The Legend of Heroes: Sen no Kiseki Original Soundtrack	2013	E Standard	mute	1970-01-01