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
Fourneau CosmiqueBuckethead11:52Fourneau Cosmique2018E Standardmute1970-01-01
Fourth Of JulyFall Out Boy3:49American Beauty/American Psycho2015E Standardmute1970-01-01
Free FourPink Floyd4:19Obscured By Clouds1972E Standardmute1970-01-01
Friend Is a Four Letter WordCake3:25Fashion Nugget1997E Standardmute1970-01-01
It Must Really Suck (To Be Four Year Strong Right Now)Four Year Strong3:18Enemy Of The World2010D Standardmute1970-01-01
Passage to the Fourth WorldSinergy3:40Suicide by My Side2004D Standardmute1970-01-01
Return To The FourthSinergy4:11To Hell and Back2004D Standardmute1970-01-01
Sign of FourChris Letchford3:44Lightbox2014Custom Tuningmute1970-01-01
The Four HorsemenMetallica7:16Kill 'Em All1983E Standardmute1970-01-01
The Four HorsemenRotting Christ5:26Rituals2016B Standardmute1970-01-01
The Four Seasons 'Spring'Vivaldi2:21Dan Mumm2014E Standardmute1970-01-01
The Four Wise OnesAmorphis4:44Under the Red Cloud2015D Standardmute1970-01-01
The Fourth Avenue CafeL'Arc-en-Ciel5:05True1996E Standardmute1970-01-01
The Fourth LegacyKamelot4:58The Fourth Legacy1999Eb Standardmute1970-01-01
Thirty FourCult Of Luna10:00Somewhere Along the Highway2006Custom Tuningmute1970-01-01