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
Prove It To Me	Garnet Mimms			2:14	Warm And Soulful	1966	E Standard	mute	1970-01-01
Psychobilly Freakout	Reverend Horton Heat (Wave Group)			2:43	Guitar Hero 2 Soundtrack	2006	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
Puzzle	ROUND TABLE feat. Nino			4:11	NHK ni Youkosou! OP	2006	E Standard	mute	1970-01-01
Quartz Quadrant Good Future (JP/EU)	Sonic CD			1:30	Sonic CD Soundtrack	1993	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
RWBY - Time To Say Goodbye	Jeff Williams			3:24	RWBY Volume 2 Soundtrack	2014	E Standard	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
Raindrops and Puddles	Four Leaf Studios			2:40	Katawa Shoujo Enigmatic Box of Sound	2012	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
Read Between The Lies	Slayer			3:23	South Of Heaven	1988	Eb Standard	mute	1970-01-01
Ready to Take Off	Undead Corporation			3:13	Super Melodic Heavy and Bass Loud Sound at on a Full Moon Night	2010	B Standard	mute	1970-01-01
Real Gone	Sheryl Crow			3:23	Cars (Original Motion Picture Soundtrack)	2006	E Standard	mute	1970-01-01