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
Sound Of Sulfur	The Bled			3:15	Pass The Flask (Reissue)	2007	D Standard	mute	1970-01-01
Sound Wave Superior	Emmure			2:49	The Respect Issue	2008	C Drop Ab	mute	1970-01-01
Soup Is Good Food	Dead Kennedys			4:21	Frankenchrist	1985	E Standard	mute	1970-01-01
Sour Everythings	Intronaut			6:54	Fluid Existential Inversions	2020	Custom Tuning	mute	1970-01-01
Souseiki/Jigoku no koutaishi	Seikima-II			4:39	1999 Blacklist	1999	Eb Standard	mute	1970-01-01
Souzou Diary	Nao Touyama & Kana Hanazawa & Mikako Komatsu & Kana Asumi			3:47	NISEKOI BEST SONGS	2014	E Standard	mute	1970-01-01
Space & Time	Wolf Alice			2:27	Visions Of A Life	2017	E Standard	mute	1970-01-01
Spanish Castle Magic	The Jimi Hendrix Experience			3:06	Axis: Bold as Love	1968	Eb Standard	mute	1970-01-01
Spanish Days	Strung Out			3:19	Transmission.Alpha.Delta	2015	Eb Standard	mute	1970-01-01
Spanish Train	Chris De Burgh			5:02	Spark To A Flame: The Very Best Of Chris De Burgh	1975	E Standard	mute	1970-01-01
Sparkling Daydream	ZAQ			4:09	NOISY Lab.	2012	E Standard	mute	1970-01-01
Speak English Or Die	Stormtroopers Of Death			2:27	Speak English Or Die	1985	Eb Standard	mute	1970-01-01
Speakers Blown	Hit the Lights			3:41	This Is a Stick Up... Don't Make It a Murder	2006	Eb Drop Db	mute	1970-01-01
Speaking of Orbs	Intronaut			5:11	Fluid Existential Inversions	2020	Custom Tuning	mute	1970-01-01
Speed of Light	Stratovarius			3:12	Episode	1996	Eb Standard	mute	1970-01-01