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
Nagelfar	Varg			4:38	Wolfskult	2011	B Standard	mute	1970-01-01
Nail Them To The Cross	Dark Funeral			4:45	Where Shadows Forever Reign	2016	Eb Standard	mute	1970-01-01
Nailed to the Cross	Destruction			3:49	The Antichrist	2001	Eb Standard	mute	1970-01-01
Nao Deixe O Mar Te Engolir	Charlie Brown Jr			5:18	Preco Curto... Prazo Longo	1999	Eb Standard	mute	1970-01-01
Narben	Boehse Onkelz			3:54	Dopamin	2002	Eb Standard	mute	1970-01-01
Narcisista por excelencia	Panda			3:53	Codigo Cristo	2021	Eb Standard	mute	1970-01-01
Narcisista por excelencia	Panda			3:50	Panda	2006	Eb Standard	mute	1970-01-01
Nasty Reputation	Axel Rudi Pell			4:14	Nasty Reputation	1991	Eb Standard	mute	1970-01-01
Natalie Portman	Ozma			3:48	Rock and Roll Part Three	2001	Eb Standard	mute	1970-01-01
Natsuiro Egao de 1, 2, Jump!	μ's			4:32	Natsuiro Egao de 1,2, Jump!	2011	Eb Standard	mute	1970-01-01
Natural High	HammerFall			4:18	Threshold	2006	Eb Standard	mute	1970-01-01
Natural High	Hammerfall			4:20	Threshold	2006	Eb Standard	mute	1970-01-01
Naughty Naughty Christmas	Danger Danger			4:58	Monster Ballads XMas	2007	Eb Standard	mute	1970-01-01
Nausea	At The Gates			2:28	Slaughter of the Soul	1995	B Standard	mute	1970-01-01
Nautical	Protest the Hero			3:07	Kezia (Remaster)	2005	Eb Standard	mute	1970-01-01