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
Mute City Ver. 2	Yasufumi Fukuda			3:39	Super Smash Bros. for Wii U -	2014	E Standard	mute	1970-01-01
Nitro (Youth Energy)	The Offspring			2:29	Smash	1994	E Standard	mute	1970-01-01
Not The One	The Offspring			2:57	Smash	1994	E Standard	mute	1970-01-01
Porcelina of the Vast Oceans	Smashing Pumpkins			9:10	RTISTSmashing Pumpkins	1995	Eb Drop Db	mute	1970-01-01
Rider on the Sky	The Ventures			2:31	Another Smash!!!	1961	E Standard	mute	1970-01-01
Smash	The Offspring			2:55	Smash	1994	E Standard	mute	1970-01-01
Smash Shit Up	Dropkick Murphys			3:52	Smash Shit Up	2019	E Standard	mute	1970-01-01
Smash the Control Machine	Otep			3:46	Smash the Control Machine	2009	Drop D	mute	1970-01-01
So Alone	The Offspring			1:20	Smash	1994	E Standard	mute	1970-01-01
Something To Believe In	The Offspring			3:20	Smash	1994	E Standard	mute	1970-01-01
Stickerbrush Symphony	Michiko Naruke			3:55	Super Smash Bros. for Wii U - Vol. B: Donkey Kong	2014	E Standard	mute	1970-01-01
Super Smash Brothers Brawl Opening	Nobuo Uematsu			2:05	Super Smash Bros. Brawl: Extended Samples	2006	E Standard	mute	1970-01-01
Walkin On The Sun	Smash Mouth			3:28	Smash Mouth	2001	Drop D	mute	1970-01-01
You Will Know Our Names	Manami Kiyota, ACE, & Yoko Shimomura			4:29	Super Smash Bros. for Wii U - Vol. R: Xenoblade Chronicles	2014	E Standard	mute	1970-01-01