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
A Lesson In Violence	Exodus			3:55	Bonded By Blood	1985	E Standard	mute	1970-01-01
A Lesson Never Learned	Asking Alexandria			3:54	Reckless & Relentless	2011	D Drop C	mute	1970-01-01
A Lesson in Lust	Hail The Sun			4:54	Mental Knife	2018	E Standard	mute	1970-01-01
Drowning Lessons	My Chemical Romance			4:25	I Brought You My Bullets, You Brought Me Your Love	2002	E Standard	mute	1970-01-01
Five Lessons Learned	Swingin' Utters			2:00	Five Lessons Learned	1998	E Standard	mute	1970-01-01
Hard Lesson	The Burned			3:55	The Burned	2010	E Standard	mute	1970-01-01
Hard Lessons	Terror			2:50	Live by the Code	2013	D Standard	mute	1970-01-01
Learn the Lesson	KreepShow			2:45	Against the Stream	2016	Drop D	mute	1970-01-01
Lesson	Fu Manchu			3:20	We Must Obey	2007	D Standard	mute	1970-01-01
Lesson Learned	Alice in Chains			4:19	Black Gives Way to Blue	2009	Eb Standard	mute	1970-01-01
Lessons	Rush			3:57	2112	1976	E Standard	mute	1970-01-01
Lessons In Death	Cancerslug			1:45	Seasons Of Sickness	2013	C Standard	mute	1970-01-01
Lessons In Love	Level 42			4:05	Running In The Family	1986	E Standard	mute	1970-01-01
Life Lessons Learned The Hard Way	A Day To Remember			2:20	Common Courtesy	2013	Custom Tuning	mute	1970-01-01
Rhythm Guitar 1st Lesson	You			7:37	You	2015	E Standard	mute	1970-01-01