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
Blackened Waters	Black Label Society			3:59	The Blessed Hellride	2003	D Standard	mute	1970-01-01
Blackest Eyes	Porcupine Tree			4:26	In Absentia	2003	Drop D	mute	1970-01-01
Blackest Eyes	Porcupine Tree			4:26	In Absentia	2002	Drop D	mute	1970-01-01
Blackest Magick in Practice	Cradle Of Filth			6:53	Hammer of the Witches	2015	D Standard	mute	1970-01-01
Blackflies	Gordon Downie	Bass2		4:01	Coke Machine Glow	2001	E Standard	mute	1970-01-01
Blackhearted	Norther			4:21	Mirror Of Madness	2003	E Standard	mute	1970-01-01
Blackhole Artist	Utsu-P			4:20	MOKSHA	2012	B Drop A	mute	1970-01-01
Blackmail The Universe	Megadeth			4:33	The System Has Failed	2004	E Standard	mute	1970-01-01
Blackness Of The Fallen Star	Unanimated			4:20	In The Forest Of The Dreaming	1993	Eb Standard	mute	1970-01-01
Blackout in the Red Room	Love Hate			2:48	Blackout in the Red Room	1990	Eb Standard	mute	1970-01-01
Blackwater Park	Opeth			12:11	Blackwater Park	2001	Drop D	mute	1970-01-01
Blade	Imperanon			3:45	Stained	2004	E Standard	mute	1970-01-01
Blade Grasp Priesthood	Arkaik			4:46	Metamorphignition	2012	C# Standard	mute	1970-01-01
Blade Heart	nao			5:12	Tiny Dungeon BLACK and WHITE OP	2010	E Standard	mute	1970-01-01
Blade Reflections	Omnium Gatherum			4:59	Blade Reflections	2017	Custom Tuning	mute	1970-01-01