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
Roid Rage	Red Vox			2:37	Blood Bagel	2016	E Standard	mute	1970-01-01
Rollin' (Air Raid Vehicle)	Limp Bizkit			3:36	Chocolate Starfish and The Hot Dog Flavored Water	2000	C# Standard	mute	1970-01-01
Roma Nun Fa' La Stupida Stasera (Live)	Andrea Bocelli			4:13	Love In Portofino	2013	E Standard	mute	1970-01-01
Romance With Rapist	The Hypnophonics			3:49	Wet	2009	D Standard	mute	1970-01-01
Romance in Durango	Bob Dylan			5:54	Desire	1976	E Standard	mute	1970-01-01
Romantic Traffic	Spoons			3:36	Collectible Spoons	1980	E Standard	mute	1970-01-01
Rooftops (A Liberation Broadcast)	Lostprophets			4:16	Liberation Transmission	2006	D Drop C	mute	1970-01-01
Root Beer Rag	Billy Joel			3:00	Streetlife Serenade	1974	E Standard	mute	1970-01-01
Roots Radical	Rancid			2:50	And Out Come The Wolves	1995	E Standard	mute	1970-01-01
Rose On The Grave	Tarot			4:35	Follow Me Into Madness	1988	Eb Standard	mute	1970-01-01
Rosecrance	Born of Osiris			2:16	The Eternal Reign	2017	D Drop C	mute	1970-01-01
Rosegarden Funeral Of Sores	Bauhaus			5:34	In The Flat Field	1980	E Standard	mute	1970-01-01
Rotten Orange	ACME			3:48	Rotten Orange	2018	D Drop C	mute	1970-01-01
Royal Grave	Dr. Swift			4:43	Same	1996	Eb Standard	mute	1970-01-01
Royal Straight Flesh	Defleshed			3:24	Royal Straight Flesh	2002	B Standard	mute	1970-01-01