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
Superman's Dead	Our Lady Peace	Bass2		4:25	Clumsy	1997	Custom Tuning	mute	1970-01-01
Sur La Planche	La Femme			3:53	Psycho Tropical Berlin	2014	E Standard	mute	1970-01-01
Suteki Da Ne	Nobuo Uematsu			5:37	Final Fantasy X Original Soundtrack	2001	E Standard	mute	1970-01-01
Sydänjuuret	Mokoma			4:26	Sydänjuuret	2010	AEADG	mute	1970-01-01
Sylvia	Focus			3:37	Sylvia (Single)	1972	E Standard	mute	1970-01-01
Symbolic	Death			6:36	Symbolic	1995	D Standard	mute	1970-01-01
Symbolic Full Album	Death			45:53	Symbolic	1995	D Standard	mute	1970-01-01
Sympathy	Larval Stage Planning			4:54	Sympathy	2013	E Standard	mute	1970-01-01
Symptoms	WAKE UP HATE			3:28	Symptoms	2020	Custom Tuning	mute	1970-01-01
Synaptic Depravation	The Zenith Passage			6:13	Synaptic Depravation	2022	D Drop C	mute	1970-01-01
Synchrogazer	Nana Mizuki			4:32	Senkizesshou Symphogear OP Synchrogazer	2012	E Standard	mute	1970-01-01
Synchronicity	The Police			3:28	Synchronicity	1983	E Standard	mute	1970-01-01
Synchronicity I	The Police			3:21	Synchronicity	1983	E Standard	mute	1970-01-01
Synchronicity II (No Bass)	The Police			4:45	Synchronicity	1983	E Standard	mute	1970-01-01
Synthetica	Metric			3:59	Synthetica	2012	E Standard	mute	1970-01-01