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
Crystal Skull	Mastodon			3:30	Blood Mountain	2006	D Standard	mute	1970-01-01
Crystal Swords Kill The Hordes	Design The Skyline			5:00	Nevaeh	2011	D Drop C	mute	1970-01-01
Csak Te	Leander Rising			4:29	Szividomar	2012	Custom Tuning	mute	1970-01-01
Csillag vagy fecske	Kispál és a Borz			3:36	20 v	2007	E Standard	mute	1970-01-01
Culture Shock	Polyphia			4:45	Renaissance	2016	Drop D	mute	1970-01-01
Cupid De Locke	Smashing Pumpkins			2:52	Mellon Collie and the Infinite Sadness	1995	Eb Standard	mute	1970-01-01
Curragh Of Kildare	Dexys			2:48	Let the Record Show: Dexys Do	2016	E Standard	mute	1970-01-01
Curragh of Kildare	Brinky with Adrian Dunbar			4:56	On Song	2016	E Standard	mute	1970-01-01
Curse The Sky	Iced Earth			4:48	Iced Earth	1991	Eb Standard	mute	1970-01-01
Curse of Darkness	DragonForce			5:39	Reaching Into Infinity	2017	BEADG	mute	1970-01-01
Cursed Clock Tower	Michiru Yamane			2:33	Castlevania: Dawn of Sorrow OST	2005	E Standard	mute	1970-01-01
Cursed(ft. Bryan Garris of Knocked Loose)	Gideon			3:08	Cold	2017	Custom Tuning	mute	1970-01-01
Cursing Akhenaten	After The Burial			4:08	Rareform	2008	Eb Standard	mute	1970-01-01
Cut Me, Mick	Yellowcard			3:37	Paper Walls	2007	Drop D	mute	1970-01-01
Cut You Up With A Linoleum Knife	Mastodon			1:53	Aqua Teen Hunger Force Colon Movie Film for Theaters Colon the Soundtrack	2007	D Standard	mute	1970-01-01