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
So Much I	Red Hot Chili Peppers			3:47	Stadium Arcadium	2006	E Standard	mute	1970-01-01
Someday Never Comes	Credence Clearwater Revival			4:07	Mardi Gras	1977	E Standard	mute	1970-01-01
Something Else	Tancred			3:32	Nightstand	2018	E Standard	mute	1970-01-01
Something Got Me Started	Simply Red	Bass2		3:58	Stars	1991	Drop D	mute	1970-01-01
Something Is Worrying Me	Otis Redding			2:32	Pain In My Heart	1964	E Standard	mute	1970-01-01
Song That Made Us What We Are Today	Red Hot Chili Peppers			12:59	Mothers Milk	1989	E Standard	mute	1970-01-01
Sorpresa en Shangai	Patricio Rey y sus Redonditos de Ricota			3:43	Lobo Suelto, Cordero Atado, Vol. 1	1993	E Standard	mute	1970-01-01
Sorry But It's Over	Dredg			4:14	El Cielo	2002	E Standard	mute	1970-01-01
Soul to Squeeze	Red Hot Chili Peppers			5:00	Soul to Squeeze (EP)	1993	E Standard	mute	1970-01-01
Soul to Squeeze	Red Hot Chili Peppers			4:58	Soul to Squeeze Single	1993	E Standard	mute	1970-01-01
Speech Impediment	August Burns Red			4:01	Thrill Seeker	2005	D Drop C	mute	1970-01-01
Speech Impediment	August Burns Red			4:03	Thrill Seeker	2005	D Drop C	mute	1970-01-01
Spirit Breaker	August Burns Red			4:54	Rescue and Restore	2014	D Drop C	mute	1970-01-01
Spitshine	Dredg			3:39	Catch Without Arms	2005	E Standard	mute	1970-01-01
Stadium Arcadium	Red Hot Chili Peppers			5:18	Stadium Arcadium	2006	E Standard	mute	1970-01-01