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
Zero Visibility	Rise Against			4:39	The Black Market	2014	Eb Standard	mute	1970-01-01
Zero no Kiseki Super Arrange Version - Inevitable Struggle	Yukihiro Jindo			4:30	The Legend of Heroes Zero no Kiseki Super Arrange Version	2011	E Standard	mute	1970-01-01
Zero's Theme	Megaman X3			0:36	Megaman X3	1995	E Standard	mute	1970-01-01
Zeroes & Heroes	Clawfinger			4:11	Zeroes & Heroes	2003	Drop D	mute	1970-01-01
Zerstoeren	Rammstein			5:31	Rosenrot	2005	D Drop C	mute	1970-01-01
Zerstören	Rammstein			5:32	Rosenrot	2005	D Drop C	mute	1970-01-01
Zetsubou Billy	Maximum the Hormone			3:48	Death Note OST	2007	Drop D	mute	1970-01-01
Zetsubou ni Sayonara	Kagerou			3:27	Shinjuuka	2006	D Standard	mute	1970-01-01
Zetsubousei: Hero Chiryouyaku	Suzumu feat. Soraru			3:22	Danganronpa the Animation ED	2013	E Standard	mute	1970-01-01
Zettai Kibou Birthday (TV Size)	Megumi Ogata			1:37	Danganronpa 3: The End of Hope's Peak High School - Despair Arc ED	2016	Eb Standard	mute	1970-01-01
Zettai Sengen -Recital-	Pastel Palettes			4:04	Kyu-mai flower	2019	Drop D	mute	1970-01-01
Zettai Sengen -Recital- (Eb STD)	Pastel Palettes			4:04	Kyu-mai flower	2019	Eb Standard	mute	1970-01-01
Zettai Zetsumei	Co Shu Nie			2:33	PURE	2019	E Standard	mute	1970-01-01
Zettaiteki Sanpunkan	Sokoninaru			3:14	ISSEN	2019	E Standard	mute	1970-01-01
Zhenschina ya ne tantsuyu (A-Dessa cover)	SLAVA PROX			1:44	Youtube	2016	E Standard	mute	1970-01-01