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
Existence Gap	Wormhole			4:33	Genesis	2016	BEADG	mute	1970-01-01
Gap	311			2:14	ETSD	1996	Custom Tuning	mute	1970-01-01
Gap	The Kooks			4:03	Konk	2008	E Standard	mute	1970-01-01
Gap In The Fence	Enter Shikari			4:09	Common Dreads	2009	D Drop C	mute	1970-01-01
Gaping Grave Awaits	Aura Noir			4:10	Hades Rise	2008	E Standard	mute	1970-01-01
Ginnungagap	Therion			6:13	Secret of the Runes	2001	C# Standard	mute	1970-01-01
Megaphone	Rise Against			3:08	Wolves	2017	Eb Standard	mute	1970-01-01
Pali Gap	Jimi Hendrix			5:06	Rainbow Bridge Original Motion Picture Soundtrack	1971	Eb Standard	mute	1970-01-01