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
Siehst Du Das Licht	In Extremo			4:22	Sterneneisen	2012	Custom Tuning	mute	1970-01-01
Sign Of The Times	Europe			4:14	Out Of This World	1988	E Standard	mute	1970-01-01
Signal	TK from Ling Tosite Sigure			5:24	white noise	2016	E Standard	mute	1970-01-01
Silence	Toxic Holocaust			2:16	Chemistry of Consciousness	2013	D Standard	mute	1970-01-01
Silence Of Decades	Divine Decay			4:11	Maximize The Misery	2003	D Standard	mute	1970-01-01
Silence The Oppressors	Impending Doom			3:14	Nailed. Dead. Risen.	2007	AEADG	mute	1970-01-01
Silent Circus	Akira Yamaoka			2:59	Silent Hill 4: The Room Original Soundtracks (Disc 1)	2004	E Standard	mute	1970-01-01
Silent Night	Anonymous (Franz Gruber)			1:22	A GP6/RSE Christmas Album	2018	E Standard	mute	1970-01-01
Silent Spring	Godeater			3:17	All Flesh Is Grass	2019	Custom Tuning	mute	1970-01-01
Silent Voice	Jun Hiroe			4:30	Gundam Singles History	1998	E Standard	mute	1970-01-01
Silentium	Catharsis			1:26	Febris Erotica	2001	E Standard	mute	1970-01-01
Silhouette	Thrice			3:11	Artist In The Ambulance	2003	D Drop C	mute	1970-01-01
Silhouettes	Warbringer			4:43	Woe to the Vanquished	2017	Custom Tuning	mute	1970-01-01
Silver Bells	Brad Paisley			4:10	Brad Paisley Christmas	2006	E Standard	mute	1970-01-01
Silver Will	Toshiharu Okajima			2:24	The Legend of Heroes: Sora No Kiseki FC Evolution Original Sound Track	2015	E Standard	mute	1970-01-01