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
El Monte De Las Ánimas	Saurom			9:23	Once Romances Desde Al-Andalus	2008	D Standard	mute	1970-01-01
Ember City	Mastodon			5:01	Once More 'Round the Sun	2014	D Standard	mute	1970-01-01
Ending Theme Acoustic	Robert Rodriguez			4:38	Once Upon a Time in Mexico OST	2003	E Standard	mute	1970-01-01
Falling slowly	Glen Hansard & Marketa Irglova			5:00	Once	2007	E Standard	mute	1970-01-01
Fast Road	Great White			3:45	Once Bitten	1987	E Standard	mute	1970-01-01
Feast Your Eyes	Mastodon			3:26	Once More 'Round The Sun	2014	D Drop C	mute	1970-01-01
Fever Dream	The Amity Affliction			3:28	Everyone Loves You... Once You Leave Them	2020	AEADG	mute	1970-01-01
Fils de	Bérurier Noir			2:59	Enfoncez L'Clown	1999	E Standard	mute	1970-01-01
Finale	Yngwie Malmsteen			1:52	Concerto Suite for Electric Guitar and Orchestra in E Flat Minor Op.1	1998	Eb Standard	mute	1970-01-01
For Once In My Life	Stevie Wonder			2:49	For Once In My Life	1968	E Standard	mute	1970-01-01
Forever	The Amity Affliction			3:13	Everyone Loves You ... Once You Leave T	2020	B Drop A	mute	1970-01-01
Free Port Jam	John Myung			3:03	Progressive Bass Concepts	1996	Custom Tuning	mute	1970-01-01
Fuck Your Enemy	Superjoint Ritual			1:44	Use Once And Destroy	2002	C# Standard	mute	1970-01-01
Fugue	Yngwie Malmsteen			3:39	Concerto Suite for Electric Guitar and Orchestra in E Flat Minor Op.1	1998	Eb Standard	mute	1970-01-01
Ghost Love Score	Nightwish	Bass2		10:01	Once	2004	D Standard	mute	1970-01-01