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 Metal Sucks	Lich King			2:13	Super Retro Thrash	2011	Eb Standard	mute	1970-01-01
Black Mountain Pt.3	Pinhead Gunpowder			1:07	Compulsive Disclosure	2003	E Standard	mute	1970-01-01
Black Mountain Side	Led Zeppelin			2:17	Led Zeppelin	1969	Custom Tuning	mute	1970-01-01
Black Mountain in C	Jesus Christ			1:09	Bluegrass	2018	E Standard	mute	1970-01-01
Black Mud	The Black Keys			2:12	Brothers	2010	E Standard	mute	1970-01-01
Black Onslaught	Daisuke Ishiwatari			4:03	BlazBlue Calamity Trigger OST	2008	D Standard	mute	1970-01-01
Black Orchid ft. John Petrucci	Marty Friedman			4:33	Loudspeaker	2006	D Standard	mute	1970-01-01
Black Plague	Holy Terror			4:16	Terror And Submission	1987	E Standard	mute	1970-01-01
Black Russian	Koniec Swiata			3:57	Kino Mockba	2005	E Standard	mute	1970-01-01
Black Sails In The Sunset	Elvis Costello & The Attractions			3:09	Trust	1981	E Standard	mute	1970-01-01
Black Sails at Midnight Album	Alestorm			54:26	Black Sails at Midnight	2009	C Standard	mute	1970-01-01
Black Sap Scriptures	Plague Vendor			2:40	Free To Eat	2014	E Standard	mute	1970-01-01
Black Shuck	The Darkness			3:25	Permission to Land	2003	E Standard	mute	1970-01-01
Black Soul	Shinedown			3:27	Attention Attention	2018	Eb Drop Db	mute	1970-01-01
Black Soul Choir	DevilDriver			5:09	Beast	2011	D Drop C	mute	1970-01-01