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
Umbrella	Rihanna			4:39	Good Girl Gone Bad	2007	Custom Tuning	mute	1970-01-01
Umbrella (Rihanna Cover)	All Time Low			3:53	Punk Goes Crunk	2008	E Standard	mute	1970-01-01
Umbrella (Rihanna Cover)	All Time Low			3:53	Single	2009	E Standard	mute	1970-01-01
Umi no Kaze, Riku no Hana (Full Album)	UNDEAD CORPORATION			23:56	Umi no Kaze, Riku no Hana	2014	Custom Tuning	mute	1970-01-01
Umibe	L'Arc-en-Ciel			4:33	Kiss	2007	E Standard	mute	1970-01-01
Un Beso Y Una Flor	Los Mox!			3:07	Japiagüer	2000	E Standard	mute	1970-01-01
Un beso al aire y un tiro al pecho	Division Minuscula			3:23	Defecto Perfecto	2006	Drop D	mute	1970-01-01
Una Paloma Blanca	George Baker Selection			3:35	Hollands Glorie	2001	E Standard	mute	1970-01-01
Una Para Todo Es Bandido	Gypsy Pistoleros			3:25	Wet	2009	Eb Standard	mute	1970-01-01
Una Para Todo Es Bandido (Drop D)	Gypsy Pistoleros			4:20	Para Siempre / Wet	2008	Eb Standard	mute	1970-01-01
Una Piba Con la Remera de Greenpeace	Patricio Rey y sus Redonditos de Ricota			3:45	Momo Sampler	2000	E Standard	mute	1970-01-01
Unable To See	Tremonti			4:58	Dust	2016	Eb Drop Db	mute	1970-01-01
Unabomber	The Acacia Strain			4:51	Wormwood	2010	B Standard	mute	1970-01-01
Unattainable	Little Joy			2:05	Little Joy	2008	E Standard	mute	1970-01-01
Unavoidable Battle	Shoji Meguro			2:56	Persona 3 OST	2006	E Standard	mute	1970-01-01