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
13 Jours En France	Francis Lai/hofei			2:29	The Essential Film Music Collection	2008	E Standard	mute	1970-01-01
13 More Minor Blues	You			1:49	Youbluesikwtif	2015	E Standard	mute	1970-01-01
13 Steps to Nowhere	Pantera			3:43	The Great Southern Trendkill	1996	D Standard	mute	1970-01-01
13 Voices	Sum 41			4:35	13 Voices	2016	E Standard	mute	1970-01-01
13 Years Of Grief	Black Label Society			4:14	Stronger Than Death	2000	B Standard	mute	1970-01-01
130	Wovenwar			2:36	Honor Is Dead	2016	B Drop A	mute	1970-01-01
1348	Umphrey's Mcgee			4:50	Mantis	2009	E Standard	mute	1970-01-01
137	Brand New			5:07	Science Fiction	2017	Eb Standard	mute	1970-01-01
14 Major Blues	You			1:38	Youbluesikwtif	2015	E Standard	mute	1970-01-01
14 Years	Guns N' Roses			4:24	Use Your Illusions II	1991	Eb Standard	mute	1970-01-01
140	Illusion			2:52	The Best Of	2011	D Drop C	mute	1970-01-01
144,000 Gone	Agent Steel			4:38	Skeptics Apocalypse	1985	E Standard	mute	1970-01-01
14th Fret Capo Metal	Rob Scallon			1:54	Song Challenges	2015	E Standard	mute	1970-01-01
15 Fathoms, Counting	Bring Me The Horizon			1:57	Count Your Blessings	2006	E Standard	mute	1970-01-01
15 Hard Edge Blues	You			1:30	Youbluesikwtif	2015	E Standard	mute	1970-01-01