In the Singleplayer menu, select your world and click "Backup" then "Export EPK File" . Save this file to your computer.
The file originates from an official source such as the main lax1dude/eaglercraft GitHub repository or from a known community developer with a reputation for clean releases.
As the original distribution channels for Eaglercraft have largely vanished, the community has rallied around the concept of "verified" files. This article explores what these files are, why verification matters, and how they keep a beloved version of the game alive.