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
Ai to kanashimi no nocturne	Versailles			5:00	Anthologie	2011	Eb Drop Db	mute	1970-01-01
Hoshizora Nocturne	Miyuki Takahashi			4:37	Nanako SOS	1983	E Standard	mute	1970-01-01
Nocturne	Julian Lage			3:18	Arclight	2016	E Standard	mute	1970-01-01
Nocturne	Julian Lage			3:22	Arclight	2016	E Standard	mute	1970-01-01
Nocturne	Rush			5:00	Vapor Trails	2003	E Standard	mute	1970-01-01
Nocturne	TesseracT			5:51	Altered State	2013	Custom Tuning	mute	1970-01-01
Nocturne	Wild Nothing			5:23	Nocturne	2012	E Standard	mute	1970-01-01
Nocturne Lost Faith	Invent, Animate			3:26	Everchanger	2014	Custom Tuning	mute	1970-01-01
Nocturne No. 9	Hotei			4:24	Doberman	2003	E Standard	mute	1970-01-01
Nocturne Unused Track	Shoji Meguro			1:43	Shin Megami Tensei III: Nocturne	2003	E Standard	mute	1970-01-01
Nocturne in Eb Major, Op.9, No.2	Frederic Chopin			3:21	Opus 9	1830	E Standard	mute	1970-01-01
Nocturne no.9	Hotei			4:24	All Time Super Best	2003	E Standard	mute	1970-01-01