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
RED RIBBON	Emille's Moonlight Serenade			6:04	Red Ribbon	2018	Custom Tuning	mute	1970-01-01
RIOT	RAISE A SUILEN			5:09	RIOT	2018	Drop D	mute	1970-01-01
ROCK-mode'18	LiSA			5:32	LiSA BEST -Way-	2018	Eb Standard	mute	1970-01-01
ROKI	mikitoP / Rin Kagamine			3:50	ROKI	2018	E Standard	mute	1970-01-01
Radio Rebelde	Baboon Show			3:35	Radio Rebelde	2018	E Standard	mute	1970-01-01
Rainier Fog	Alice In Chains			5:11	Rainier Fog	2018	Eb Standard	mute	1970-01-01
Rakuen No Kimi	österreich			4:14	Rakuen No Kimi	2018	E Standard	mute	1970-01-01
Rameneze la coupe a la maison	Vegedream			4:00	Marchand de sable 2	2018	E Standard	mute	1970-01-01
Rats	Ghost			5:45	Prequelle	2018	D Standard	mute	1970-01-01
Raupatu	Alien Weaponry			4:01	Tu	2018	Eb Drop Db	mute	1970-01-01
Ravenlight	Kamelot			3:41	The Shadow Theory	2018	Eb Drop Db	mute	1970-01-01
ReI	THE ORAL CIGARETTES			4:17	Kisses and Kills	2018	E Standard	mute	1970-01-01
Real Thing	Turnstile			1:59	Time & Space	2018	D Standard	mute	1970-01-01
Recluse	Belmont			3:16	Belmont	2018	Eb Drop Db	mute	1970-01-01
Red Cold River	Breaking Benjamin			3:23	Ember	2018	Custom Tuning	mute	1970-01-01