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
Sovereign Circle	Circa Survive			5:08	Descensus	2014	D Standard	mute	1970-01-01
Sovereigns Unknown	Augury			5:12	Fragmentary Evidence	2009	Custom Tuning	mute	1970-01-01
Stage 1 (Light Stream Cover)	BLANKFIELD			3:19	Danmaku Unlimited 2 Soundtrack	2014	E Standard	mute	1970-01-01
Stand, Overcome Your Fear	Aria			3:36	Truckers 2	2002	Eb Standard	mute	1970-01-01
Star Wars (metal cover)	Feanor X / John Williams			6:54	Youtube	2014	Eb Standard	mute	1970-01-01
Star Wars (metal cover) Backing Track	Feanor X / John Williams			6:52	Youtube	2014	Eb Standard	mute	1970-01-01
Stardew Valley Overture (Main Theme)	Eric Barone/ConcernedApe			2:32	Stardew Valley OST	2015	E Standard	mute	1970-01-01
Starting Over	Argonavis			3:58	Starry Line	2020	E Standard	mute	1970-01-01
Starting Over	Chris Stapleton			4:03	Starting Over	2020	E Standard	mute	1970-01-01
Starting Over	Killswitch Engage			3:59	Killswitch Engage	2009	D Drop C	mute	1970-01-01
Starting Over Again	The Dollyrots			2:49	The Dollyrots	2012	E Standard	mute	1970-01-01
Stay With Me (Peter Gergely Fingerstyle cover)	Sam Smith			2:54	In the Lonely Hour	2014	Custom Tuning	mute	1970-01-01
Stressed Out (Metal Cover)	Leo			4:04	Stressed Out (Metal Cover)	2016	B Drop A	mute	1970-01-01
Stressed Out (Twenty One Pilots Cover)	Alex Terrible			3:38	RUSSIAN HATE PROJECT	2017	Drop D	mute	1970-01-01
Stronger (Kanye West Cover)	Breakdown of Sanity			4:03	Single	2012	Custom Tuning	mute	1970-01-01