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
Sky Sanctuary	Howard Drossin/William Geesdorf			2:36	Sonic & Knuckles OST	2021	E Standard	mute	1970-01-01
Sky Sanctuary Zone	Sonic 3 & Knuckles			1:04	Sonic 3 & Knuckles	1994	E Standard	mute	1970-01-01
Skydeck a Go Go! (Sky Deck 1)	Sonic Adventure			3:13	Sonic Adventure	1998	E Standard	mute	1970-01-01
Snowy Mountain	Sonic Adventure			2:15	Sonic Adventure Soundtrack	1998	E Standard	mute	1970-01-01
Soarin Over the Space... Cosmic Wall	Sonic Adventure 2			3:08	Sonic Adventure 2	2001	Custom Tuning	mute	1970-01-01
Solaris Phase 2	SEGA			3:58	Sonic the Hegghehog Original Soundtract (2006)	2006	Eb Standard	mute	1970-01-01
Soldier Blue	The Cult			4:41	Sonic Temple	1989	E Standard	mute	1970-01-01
Soldiers of the Wasteland	Dragonforce			9:47	Sonic Firestorm	2004	E Standard	mute	1970-01-01
Something From Nothing (Anton's Version)	Foo Fighters			4:51	Sonic Highways	2014	E Standard	mute	1970-01-01
Something from Nothing	Foo Fighters			4:51	Sonic Highways	2014	E Standard	mute	1970-01-01
Sonic the Hedgehog Medley	Masato Nakamura/Fabio Lima			4:31	Sonic the Hedgehog OST	2015	E Standard	mute	1970-01-01
Space Trip Steps... Meteor Herd	Sonic Adventure 2			3:37	Sonic Adventure 2	2001	Drop D	mute	1970-01-01
Spagonia Rooftop Run Day	Sonic Unleashed			3:58	Sonic Unleashed	2008	E Standard	mute	1970-01-01
Spoke In The Wheel	Black Label Society			4:18	Sonic Brew	1998	E Standard	mute	1970-01-01
Spring Yard Zone	Masato Nakamura			1:38	Sonic The Hedgehog 1&2 Remastered Soundtrack	1991	D Standard	mute	1970-01-01