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
Ultra Soul (Melody)	B'z			3:43	Gold	2001	E Standard	mute	1970-01-01
Ultranumb	Blue Stahli			4:31	Blue Stahli	2011	Drop D	mute	1970-01-01
Ultraviolet (Light My Way) - Live	U2			5:14	U22: Live Collection from U2360	2012	E Standard	mute	1970-01-01
Ulvsblakk	Ulver			7:06	Kveldsjanger	2001	E Standard	mute	1970-01-01
Um Dia A Gente Se Encontra	Charlie Brown Jr			3:07	La Familia 013	2013	Eb Standard	mute	1970-01-01
Um Miunuto Para o Fim Do Mundo	CPM 22			3:21	Felicidade Instantânea	2005	E Standard	mute	1970-01-01
Umbrella	Dir en Grey			4:06	Six Ugly	2002	Drop D	mute	1970-01-01
Umbrella	Rihanna			4:39	Good Girl Gone Bad	2007	Custom Tuning	mute	1970-01-01
Umbrella (Rihanna Cover)	All Time Low			3:53	Single	2009	E Standard	mute	1970-01-01
Un Jour En France	Noir Désir			3:20	666.667 CLUB	1996	E Standard	mute	1970-01-01
Un Río de Sangre	Los Jaivas			8:30	Obras de Violeta Parra	1984	E Standard	mute	1970-01-01
Un café, s'il vous plaît	Ruka Kawada			2:27	Gochuumon wa Usagi Desu ka? Original Soundtrack	2014	Drop D	mute	1970-01-01
Un grande salto	Raf			5:01	Collezione Temporanea	1996	E Standard	mute	1970-01-01
Un homme extraordinaire	Les Innocents			5:38	Fous à lier	1992	E Standard	mute	1970-01-01
Un millon de años luz	Soda Stereo			6:00	Ultimo Concierto	2007	E Standard	mute	1970-01-01