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
Anorexorcist	Nirvana			2:47	With the Lights Out (Disc 1)	2004	Drop D	mute	1970-01-01
Blandest	Nirvana			4:00	With The Lights Out	1988	E Standard	mute	1970-01-01
Curmudgeon	Nirvana			3:06	With The Lights Out (Disc 2)	2004	Eb Standard	mute	1970-01-01
Dive (Early Studio)	Nirvana			4:50	With The Lights Out	1989	E Standard	mute	1970-01-01
Do Re Mi	Nirvana			4:24	With The Lights Out	2004	Eb Drop Db	mute	1970-01-01
Downer (Live)	Nirvana			1:49	With The Lights Out 1	1988	Eb Standard	mute	1970-01-01
Dumb (BBC Session)	Nirvana			2:41	With The Lights Out	1991	E Standard	mute	1970-01-01
If You Must	Nirvana			4:01	With The Lights Out	2004	Eb Standard	mute	1970-01-01
Mrs. Butterworth	Nirvana			4:08	With the Lights Out (Disc 1)	2004	E Standard	mute	1970-01-01
Old Age	Nirvana			4:20	With The Lights Out	2004	E Standard	mute	1970-01-01
Pen Cap Chew	Nirvana			3:05	With the Lights Out (Disc 1)	2004	Eb Standard	mute	1970-01-01
Return of the Rat	Nirvana			3:12	With The Lights Out (Disc 2)	2004	Eb Standard	mute	1970-01-01
Sappy	Nirvana			3:29	With The Lights Out 3	2004	E Standard	mute	1970-01-01
Season In The Sun	Nirvana			3:25	With The Lights Out	2004	Eb Standard	mute	1970-01-01
Seasons In The Sun (Midi Audio)	Nirvana			3:16	With the Lights Out	1993	Eb Standard	mute	1970-01-01