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 Light	The Strokes			3:17	First Impressions Of Earth (Advance)	2005	E Standard	mute	1970-01-01
Red Light Indicates Doors Are Secured	Arctic Monkeys			2:26	Whatever People Say I Am, That's What I'm Not	2006	E Standard	mute	1970-01-01
Red Line	Alex Rocha			4:21	Viewpoints	2021	Eb Standard	mute	1970-01-01
Red Madness And My Desire	Draw the Emotional			2:38	Funny party in the Fog	2011	D Drop C	mute	1970-01-01
Red Madness And My Desire	Yuyoyuppe			2:33	Yuyoyuppe	2012	C Standard	mute	1970-01-01
Red Pepper Blues	Art Pepper			3:41	Art Pepper Meets The Rhythm Section	1957	E Standard	mute	1970-01-01
Red Right Hand	Arctic Monkeys			4:22	Crying Lightning - EP	2009	Drop D	mute	1970-01-01
Red Rover	Black Pumas			3:56	Black Pumas	2019	E Standard	mute	1970-01-01
Red Sector A	Rush			5:18	Grace Under Pressure	1984	E Standard	mute	1970-01-01
Red Sky	Aviana			4:05	Epicenter	2019	Custom Tuning	mute	1970-01-01
Red Streamer Battle	Yoshito Sekigawa, Shoh Murakami, Yoshiaki Kimura, Hiroki Morisihita, Fumihiro Isobe			2:50	Paper Mario: The Origami King Original Soundtrack	2020	D Standard	mute	1970-01-01
Red Tide	Rush			4:42	Presto	1989	E Standard	mute	1970-01-01
Redo	Konomi Suzuki			4:21	Re:Zero OP	2016	E Standard	mute	1970-01-01
Redshift Riders	Joe Satriani			4:53	Super Colossal	2006	E Standard	mute	1970-01-01
Reeko	NOFX			3:08	Punk in Drublic	1994	E Standard	mute	1970-01-01