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
Ichigo Parfait ga Tomaranai	Houkago Tea Time			3:30	Houkago Tea Time II	2010	E Standard	mute	1970-01-01
Kira Kira Days	Houkago Tea Time			3:43	Utauyo!! MIRACLE	2010	E Standard	mute	1970-01-01
Let's Go (Yui Mio Ritsu Tsumugi Azusa Mix)	Houkago Tea Time			4:08	K-ON! Radion! Special Vol.1	2010	E Standard	mute	1970-01-01
Listen!!	Houkago Tea Time	Combo Combo2		3:50	K-ON!! ED	2010	E Standard	mute	1970-01-01
Mugi Plays A F Chord	Houkago Tea Time			0:19	None	2010	E Standard	mute	1970-01-01
No, Thank You!	Houkago Tea Time			4:17	K-ON!! ED2 Single	2010	E Standard	mute	1970-01-01
Ohayou, Mata Ashita	Houkago Tea Time			4:55	Singing!	2011	E Standard	mute	1970-01-01
Our MAGIC	Houkago Tea Time			4:14	Listen!!	2010	E Standard	mute	1970-01-01
Pure Pure Heart	Houkago Tea Time			4:39	Pure Pure Heart	2010	E Standard	mute	1970-01-01
Sakuragaoka Joshi Koutou Gakkou Kouka (Rock Ver.)	Houkago Tea Time			3:02	K-ON!! Original Soundtrack Vol. 2	2010	E Standard	mute	1970-01-01
Sakuragaoka Joshi Koutou Gakkou Kouka (Rock Ver.)	Houkago Tea Time			3:00	Pure Pure Heart	2010	E Standard	mute	1970-01-01
Samidare 20 Love (Studio Mix)	Houkago Tea Time			4:06	K-ON!! Houkago Tea Time II - CD1	2010	E Standard	mute	1970-01-01
Singing!	Houkago Tea Time	Combo		3:56	Houkago Tea Time	2011	E Standard	mute	1970-01-01
Sweet Bitter Beauty Song	Houkago Tea Time			4:29	Don't say "lazy"	2009	E Standard	mute	1970-01-01
Tenshi ni Fureta Yo	Houkago Tea Time			4:39	K-ON!! Insert Song Single - Tenshi ni Fureta Yo	2010	E Standard	mute	1970-01-01