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
Sugar Song to Bitter Step	UNISON SQUARE GARDEN			4:16	Kekkai Sensen ED	2015	E Standard	mute	1970-01-01
Sweet Bitter Beauty Song	Houkago Tea Time			4:29	Don't say "lazy"	2009	E Standard	mute	1970-01-01
The Bitter Boogie	King Gizzard & the Lizard Wizard			4:31	Paper Mâché Dream Balloon	2015	E Standard	mute	1970-01-01
The Bitter End	Insomnium			5:07	In The Halls Of Awaiting	2002	D Standard	mute	1970-01-01
The Bitter End	Placebo			3:14	Extended Play '07	2007	E Standard	mute	1970-01-01
The Bitter End	Placebo			3:15	Sleeping With Ghosts	2003	Custom Tuning	mute	1970-01-01
The Bitter End	Sum 41			2:52	Chuck	2004	Eb Standard	mute	1970-01-01
The Bitter End	Xentrix			5:23	For Who Advantage ?	1990	E Standard	mute	1970-01-01
The Bitter Pill	Warrant			4:09	Dog Eat Dog	1992	E Standard	mute	1970-01-01
The Bitter Suite 1 and 2 - Meeting Ms. Leading and Through the Dime	The Dear Hunter			6:10	Act II - The Meaning Of, And All Things Regarding Ms.Leading	2007	E Standard	mute	1970-01-01
The Bitter Suite IV and V: The Congregation and The Sermon in the Silt	The Dear Hunter			5:41	Act IV: Rebirth in Reprise	2015	E Standard	mute	1970-01-01
The Bitter Suite VI: Abandon	The Dear Hunter	Bass2		5:33	Act IV: Rebirth in Reprise	2015	Custom Tuning	mute	1970-01-01
The Bitterest Pill (I Ever Had To Swallow)	The Jam			3:38	The Gift	1982	E Standard	mute	1970-01-01
The Bitterest Pill (I ever had to swallow)	The Jam			3:39	The gift	1982	E Standard	mute	1970-01-01
The Bitterness Prophecy	Veldes			14:15	The Bitterness Prophecy	2017	D Standard	mute	1970-01-01