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
Skyline	Omnium Gatherum			4:36	Grey Heavens	2016	C# Standard	mute	1970-01-01
Song of the Blackest Bird	Insomnium			7:32	One for Sorrow	2011	D Standard	mute	1970-01-01
Song of the Forlorn Son	Insomnium			5:51	Since The Day It All Came Down	2004	D Standard	mute	1970-01-01
Sonorous	The Omnific	Bass2 Bass3		3:09	Sonorous	2016	E Standard	mute	1970-01-01
Sonorous Pt 2	The Omnific	Bass2 Bass3		4:53	Kimset	2017	Custom Tuning	mute	1970-01-01
That's All She Wrote	The Omnific	Bass2 Bass3		2:46	Kimset	2017	E Standard	mute	1970-01-01
The Antagonist	Insomnium			5:12	Argent Moon	2021	D Standard	mute	1970-01-01
The Antagonist	Insomnium			5:07	Argent Moon - EP	2021	E Standard	mute	1970-01-01
The Bitter End	Insomnium			5:07	In The Halls Of Awaiting	2002	D Standard	mute	1970-01-01
The Conjurer	Insomnium			7:33	Argent Moon	2021	D Standard	mute	1970-01-01
The Conjurer	Insomnium			7:28	The Conjurer	2021	D Standard	mute	1970-01-01
The Day It All Came Down	Insomnium			4:59	Since the Day It All Came Down	2004	D Standard	mute	1970-01-01
The Gale	Insomnium			2:43	Above the Weeping World	2006	D Standard	mute	1970-01-01
The Harrowing Years	Insomnium			6:41	Across The Dark	2009	D Standard	mute	1970-01-01
The Killjoy	Insomnium			5:25	Above the Weeping World	2006	D Standard	mute	1970-01-01