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
Black Mountain Pt.3	Pinhead Gunpowder			1:07	Compulsive Disclosure	2003	E Standard	mute	1970-01-01
Black Mountain in C	Jesus Christ			1:09	Bluegrass	2018	E Standard	mute	1970-01-01
Black Night	Deep Purple			3:30	Black Night Single - 1970	1970	E Standard	mute	1970-01-01
Black Omen	Yasunori Mitsuda			3:09	Chrono Trigger Original Soundtrack	1995	E Standard	mute	1970-01-01
Black Omen	Yasunori Mitsuda/William Geesdorf			3:34	Chrono Trigger OST	2021	E Standard	mute	1970-01-01
Black Onslaught	Daisuke Ishiwatari			4:03	BlazBlue Calamity Trigger OST	2008	D Standard	mute	1970-01-01
Black Pentagram	Unlucky Morpheus			4:46	Change Of Generation	2017	BEADG	mute	1970-01-01
Black Plant	The Last Shadow Puppets			4:02	The Age of the Understatement	2008	E Standard	mute	1970-01-01
Black Rain	Soundgarden			4:41	Telephantasm	2010	Drop D	mute	1970-01-01
Black Rock Shooter	supercell feat. Hatsune Miku			4:47	Black Rock Shooter Animation Original Soundtrack & Remixes	2011	E Standard	mute	1970-01-01
Black Rose Withered	Kiuas			3:52	The New Dark Age	2008	D Drop C	mute	1970-01-01
Black Sap Scriptures	Plague Vendor			2:40	Free To Eat	2014	E Standard	mute	1970-01-01
Black Serotonin	Hail The Sun			5:08	Wake	2014	E Standard	mute	1970-01-01
Black Sheep	August Burns Red			3:55	Messengers	2007	D Drop C	mute	1970-01-01
Black Showtime	Utsu-P			3:55	Post-Traumatic Stress Disorder	2016	C# Drop B	mute	1970-01-01