iTunes LP (referred to in pre-launch press by the code name Cocktail) is a format for interactive album artwork introduced by Apple Inc. on September 9, 2009.
[1][2] It is similar to the CMX format being developed by the three major record labels, and operates within the iTunes 9 to iTunes 12 software, allowing the user to view multimedia elements alongside the music.
[3][4] iTunes LP downloads use a proprietary file format with the extension .itlp, which is essentially a WebArchive adhering to special conventions using HTML, CSS, JavaScript, CSS Animations, and plists.
[8] The winner of this category was the deluxe edition of Pink's Greatest Hits...
[9] Apple stopped accepting new submissions of iTunes LPs after March 2018.