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
Ride	Joe Satriani			4:59	Flying In A Blue Dream	1989	E Standard	mute	1970-01-01
Riot	Blue Murder			6:16	Blue Murder	1989	E Standard	mute	1970-01-01
River Runs Red	Midnight Oil			5:25	Blue Sky Mining	1990	E Standard	mute	1970-01-01
Rose of Pain	X Japan			11:50	Blue Blood	1989	Eb Standard	mute	1970-01-01
Route 1 (Pokemon)	Masuda Junichi			1:02	Pokemon Green/Red/Blue	1996	E Standard	mute	1970-01-01
Rubber Biscuit	The Blues Brothers			2:53	Briefcase Full Of Blues	1978	E Standard	mute	1970-01-01
Russians	Sting	Bass2		3:57	Dream of the Blue Turtles	1985	Eb Standard	mute	1970-01-01
Russians	Sting			3:58	The Dream of the Blue Turtles	1985	E Standard	mute	1970-01-01
Safe Harbour	Dreamshade			4:24	A Pale Blue Dot	2021	Custom Tuning	mute	1970-01-01
Sailor's Hornpipe	Jesus Christ			1:07	Bluegrass	2018	E Standard	mute	1970-01-01
San Dimas High School Football Rules	The Ataris			2:50	Blue Skies, Broken Hearts... Next 12 Exits	1999	E Standard	mute	1970-01-01
Save This	Dreamshade			3:28	A Pale Blue Dot	2021	Custom Tuning	mute	1970-01-01
Say It	Evans Blue			3:17	Evans Blue	2009	D Drop C	mute	1970-01-01
Screams	Blue Öyster Cult			3:16	Blue Oyster Cult	1972	E Standard	mute	1970-01-01
Secret Garden	Spiritbox			3:44	Eternal Blue	2021	Custom Tuning	mute	1970-01-01