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
Nervous Breakdown	Palaye Royale			4:06	The Bastards	2020	E Standard	mute	1970-01-01
Nervous Breakdown	Rise Against			2:11	Long Forgotten Songs: B-Sides & Covers 2000-2013	2013	E Standard	mute	1970-01-01
Nervous Shakedown	AC/DC			4:32	Flick Of The Switch	1983	E Standard	mute	1970-01-01
Nessun Dorma	Jeff Beck			3:14	Crossroads Guitar Festival 2010	2010	E Standard	mute	1970-01-01
Nesting Dolls	Circa Survive			7:02	Descensus	2015	D Standard	mute	1970-01-01
Never Back Down	Andy James			3:33	Exodus	2017	E Standard	mute	1970-01-01
Never Back Down	Nine Lashes			3:26	From Water To War	2014	D Drop C	mute	1970-01-01
Never Let Me Down Again	Depeche Mode	Bass2		4:42	Music For the Masses	1987	Custom Tuning	mute	1970-01-01
New Donk City (Daytime)	Naoto Kubo (Super Mario Odyssey)			4:35	Super Mario Odyssey OST	2017	E Standard	mute	1970-01-01
New World Shadows	Omnium Gatherum			5:59	New World Shadows	2011	C# Standard	mute	1970-01-01
New York, I Love You But You're Bringing Me Down	LCD Soundsystem			5:32	Sound Of Silver	2007	E Standard	mute	1970-01-01
Niedowierzacy	Leniwiec			3:13	Droga	2011	E Standard	mute	1970-01-01
Night Comes Down	Judas Priest			4:00	Defenders of the Faith	1984	E Standard	mute	1970-01-01
Nino soldado	Ska-P			3:46	Que corra la voz!!!	2002	E Standard	mute	1970-01-01
Niño condenado	Invisible			7:13	El jardin de los presentes	1976	E Standard	mute	1970-01-01