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
Radiant Ascension (Pitch Shift Tones on Lead)	Fallujah			4:09	Empyrean	2022	BEADG	mute	1970-01-01
Rag and Bone	The White Stripes			3:50	Icky Thump	2007	E Standard	mute	1970-01-01
Rags and Bones	NoMeansNo			5:10	Wrong	1989	E Standard	mute	1970-01-01
Rain.Sun.Gone	Mudvayne			4:40	Lost and Found	2005	D Drop C	mute	1970-01-01
Raison Detre (Redone)	DIR EN GREY			4:49	GAUZE	1999	E Standard	mute	1970-01-01
Ramones	Motörhead			1:27	1916	1991	Eb Standard	mute	1970-01-01
Re-done	Modern Baseball			4:35	Sports	2012	Eb Drop Db	mute	1970-01-01
Reach Out And Torment Someone	Doctor Butcher			2:27	Doctor Butcher	1994	Drop D	mute	1970-01-01
Real Gone	Sheryl Crow			3:23	Cars (Original Motion Picture Soundtrack)	2006	E Standard	mute	1970-01-01
Reaping Stone	Iced Earth			4:05	Something Wicked This Way Comes	1998	Eb Standard	mute	1970-01-01
Reckoner	Radiohead	Bass2		4:50	In Rainbows	2007	E Standard	mute	1970-01-01
Reconquering the Throne	Kreator			4:16	Violent Revolution	2001	D Standard	mute	1970-01-01
Redbone	Childish Gambino			5:29	Awaken, My Love!	2016	E Standard	mute	1970-01-01
Reptar, King of The Ozone	The Devil Wears Prada			3:15	Plagues	2007	Drop D	mute	1970-01-01
Return to None	Volbeat			2:41	Servant of the Mind	2021	B Standard	mute	1970-01-01