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 Woman in Love (It's Not Me)	Tom Petty And The Heartbreakers			4:35	Hard Promises	1981	E Standard	mute	1970-01-01
Alesund	Sun Kil Moon			6:29	Admiral Fell Promises	2010	Custom Tuning	mute	1970-01-01
Aquasun	Basement			3:40	Promise Everything	2017	Eb Drop Db	mute	1970-01-01
Bitter Fruit	Little Steven			4:00	No Compromise	1987	E Standard	mute	1970-01-01
Blinded Bye	Basement			2:44	Promise Everything	2017	Eb Standard	mute	1970-01-01
Brothers on the Slide	Cymande			4:16	Promised Heights	1973	E Standard	mute	1970-01-01
Classical Metal X	Pergamum			5:27	The Promise	2009	Drop D	mute	1970-01-01
Country Road	John Denver/Sungha Jung			3:20	Poems, Prayers and Promises	2013	E Standard	mute	1970-01-01
Dizziness	SHAZNA			5:32	Promise Eve	1997	E Standard	mute	1970-01-01
Fuka's Theme - You Go (Bass Melody)	Tenpei Sato Ft. Hazuki Yasukawa			4:48	Disgaea 4 - A Promise Unforgotten Soundtrack	2011	E Standard	mute	1970-01-01
Gokuraku Jodo	GARNiDELiA			3:45	Garnidelia Yakusoku -Promise Code-	2016	Drop D	mute	1970-01-01
Insider	Tom Petty & the Heartbreakers			4:28	Hard Promises	1981	E Standard	mute	1970-01-01
Is It A Crime	Sade			6:25	Promise	1985	E Standard	mute	1970-01-01
No Compromise	Xentrix			3:09	No Compromise	1989	E Standard	mute	1970-01-01
Oversized	Basement			2:43	Promise Everything	2017	Eb Standard	mute	1970-01-01