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
Post-crucifixión	Pescado Rabioso			3:52	Desatormentándonos	1972	E Standard	mute	1970-01-01
Pray To The Godz Of Wrath	Paradox			4:46	Product Of Imagination	1987	E Standard	mute	1970-01-01
Quieren rock	Intoxicados			3:47	Buen día	2001	E Standard	mute	1970-01-01
REM	Polkadot Stingray			5:00	REM	2017	E Standard	mute	1970-01-01
Reconquest	Shadow of Intent			4:53	Elegy	2022	C# Drop B	mute	1970-01-01
Redemption	Shadows Fall			4:20	Threads Of Life	2007	Drop D	mute	1970-01-01
Remédio	Acusticos e Valvulados			3:15	Acusticos e Valvulados II	2001	Eb Standard	mute	1970-01-01
Return to the Alamo	The Shadows			4:09	Tasty	1977	E Standard	mute	1970-01-01
Rhythmy	Polkadot Stingray			6:14	Ichidaiji	2018	E Standard	mute	1970-01-01
Richard Hung Himself	Adolescents			2:14	The Complete Demos: 1980-9886	1980	E Standard	mute	1970-01-01
Riders In The Sky	The Shadows			4:01	String of Hits	1979	E Standard	mute	1970-01-01
Saurian King	Shadow of Intent			5:27	Elegy	2022	C# Drop B	mute	1970-01-01
Save Your Soul	Shadows Fall			4:00	Fire from the Sky	2012	D Standard	mute	1970-01-01
Search For Perfection	Paradox			4:57	Heresy	1989	E Standard	mute	1970-01-01
Secret	Polkadot Stingray			3:56	Uchoten	2019	E Standard	mute	1970-01-01