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
Rolling Girl	wowaka Feat. Hatsune Miku			3:12	EXIT TUNES Presents Vocalogene	2010	E Standard	mute	1970-01-01
Runaway	The Warning			4:01	XXI Century Blood	2017	Eb Standard	mute	1970-01-01
Running out of Time	Toto			4:09	Toto XIV	2015	Custom Tuning	mute	1970-01-01
Ruthless Deed	The GazettE			3:40	TOXIC	2011	B Drop A	mute	1970-01-01
SHIVER	the GazettE			4:16	TOXIC	2011	D Drop C	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 Me	The Angels			4:14	No Exit	1979	E Standard	mute	1970-01-01
Savior Of Souls - Battle Theme	Naoshi Mizuta			4:46	Lightning Returns Final Fantasy XIII Soundtrack.	2013	E Standard	mute	1970-01-01
Scarlet	Strung Out			3:22	Exile In Oblivion	2004	D Standard	mute	1970-01-01
Scars	Divine Decay			3:32	Maximize The Misery	2003	D Standard	mute	1970-01-01
Science	System Of A Down			2:45	Toxicity	2001	D Drop C	mute	1970-01-01
Sefure	GUMI			4:11	EXIT TUNES PRESENTS GUMing from Megpoid	2012	E Standard	mute	1970-01-01
Seitteman jeesusta	CMX			3:23	Cloaca Maxima	1997	E Standard	mute	1970-01-01
Set in Stone	Northlane			3:58	Hollow Existence	2010	Custom Tuning	mute	1970-01-01
Shattered Heart	The Warning			4:12	XXI Century Blood	2017	E Standard	mute	1970-01-01