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
A Nightmare To RememberDream Theater16:10Black Clouds & Silver Linings2009Custom Tuningmute1970-01-01
All American NightmareHinder3:22All American Nightmare2010Drop Dmute1970-01-01
All Nightmare LongMetallica8:06Death Magnetic2008Drop Dmute1970-01-01
Atomic NightmareViolator3:37Chemical Assault2006E Standardmute1970-01-01
Baby I'm Your NightmareRage5:23Trapped1992Eb Standardmute1970-01-01
Beautiful NightmareDead By April4:13Let the World Know2014A Drop Gmute1970-01-01
Becoming the NightmareAndy Gillion5:51Neverafter2019Custom Tuningmute1970-01-01
Beethoven's NightmareDragonland6:14Astronomy2006C# Drop Bmute1970-01-01
Bloodthirsty Nightmare LullabyUNDEAD CORPORATION3:15Tyrant2013Custom Tuningmute1970-01-01
Chloroform/ NightmaresHot Milk3:43The King and Queen of Gasoline2022D Drop Cmute1970-01-01
Electric NightmareBonehunter3:34Sexual Panic Human Machine2017Eb Standardmute1970-01-01
Erotic NightmaresSteve Vai4:18Passion And Warfare1990E Standardmute1970-01-01
Eternal NightmareVio-Lence6:12Eternal Nightmare1988E Standardmute1970-01-01
Ethereal NightmareHatriot6:08From Days Unto Darkness2019Eb Standardmute1970-01-01
Gorgeous NightmareEscape The Fate3:19Escape The Fate2010D Drop Cmute1970-01-01