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
Never Enough	Taking Dawn			3:56	Time To Burn	2010	D Standard	mute	1970-01-01
Next Destination	Ayahi Takagaki			4:38	Senkizesshou SymphogearG ED Next Destination	2013	Eb Standard	mute	1970-01-01
Night Birds	Shakatak			4:27	Night Birds	1982	E Standard	mute	1970-01-01
Nijiiro no Flugel	Yuki Aoi, Nana Mizuki, Ayahi Takagaki, Yoko Hikasa, Yoshino Nanjo, Ai Kayano, Minami Takayama			5:15	Senkizeshou SympshogearG Original Soundtrack6	2014	E Standard	mute	1970-01-01
Nikipol	Iwasaki Taku			3:27	Gurren Lagann BEST SOUND	2007	C Standard	mute	1970-01-01
Nook's Cranny (Tom Nook's Shop Theme)	Kazumi Totaka/Nintendo			0:57	Animal Crossing OST	2001	E Standard	mute	1970-01-01
ORBITAL BEAT	Zwei Wing(Nana Mizuki, Minami Takayama)			3:36	Senkizesshou Symphogear Charactor Song1 Zwei Wing	2012	E Standard	mute	1970-01-01
Oh Japan -Our Time is Now-	Tak Matsumoto Group			4:07	TMG 1	2004	D Standard	mute	1970-01-01
One Eighty By Summer	Taking Back Sunday			3:56	Where You Want To Be	2004	E Standard	mute	1970-01-01
Open Scars	Kataklysm			4:10	In The Arms Of Devastation	2006	B Standard	mute	1970-01-01
Ordsmedar Av Rang	Kvelertak			4:25	Kvelertak	2010	E Standard	mute	1970-01-01
Over the Starlight	Taketatsu Ayana			4:11	K-ON!! Character Image Songs - Nakano Azusa	2010	E Standard	mute	1970-01-01
Plastic Love	Mariya Takeuchi			5:02	Variety	1984	E Standard	mute	1970-01-01
Pleasant Surprise	Takayoshi Ohmura			3:52	Power Of Reality	2005	Eb Standard	mute	1970-01-01
Professor E. Gadd's Theme (Luigi's Mansion)	Kazumi Totaka/Nintendo			1:45	Luigi's Mansion Soundtrack	2001	E Standard	mute	1970-01-01