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
Sick and Empty	Skillet			4:38	Victorious: The Aftermath	2020	D Drop C	mute	1970-01-01
Siege on Bowser's Castle	Yuka Tsujiyoko			3:01	Paper Mario	2001	Drop D	mute	1970-01-01
Skin Trade	Duran Duran	Bass2		6:00	Notorious	1986	E Standard	mute	1970-01-01
Slaski Rycerz	Horytnica			4:44	Glos Patriotow	2011	E Standard	mute	1970-01-01
Slider	Koji Kondo			2:51	Super Mario 64 OST	1996	E Standard	mute	1970-01-01
Slowknife Stiletto	Black Pistol Fire			2:53	Don't Wake the Riot	2016	E Standard	mute	1970-01-01
Snow Mountain	Koji Kondo			4:42	Super Mario 64	1996	E Standard	mute	1970-01-01
So You Ran	Orion The Hunter			5:13	Orion The Hunter	1984	E Standard	mute	1970-01-01
Soothe	Smashing Pumpkins			2:39	Pisces Iscariot	1994	E Standard	mute	1970-01-01
Sorceress	Return to Forever			7:43	Romantic Warrior	1976	E Standard	mute	1970-01-01
State of Emergency	Skindred			4:06	Roots Rock Riot	2007	D Drop C	mute	1970-01-01
Steam Gardens	Naoto Kubo			3:14	Super Mario Odyssey OST	2017	E Standard	mute	1970-01-01
Stere	Timpuri Noi			5:30	De Regiune Superior	1995	E Standard	mute	1970-01-01
Stop This Song (Lovesick Melody)	Paramore			3:26	Riot!	2007	Drop D	mute	1970-01-01
Storm the X-Naut Fortress!	Yoshito Hirano, Yuka Tsujiyoko			2:04	Paper Mario: The Thousand Year Door Original Soundtrack	2004	E Standard	mute	1970-01-01