Your single-player worlds are stored locally in your browser's "LocalStorage," meaning they aren't sitting on a random server.
: Right-click the .html file and select Open with , then choose your preferred web browser (Chrome, Firefox, or Edge).
: For LAN-style play, the game uses public or private relay servers to facilitate connections between browser clients. Key Features of 1.5.2 Eaglercraft
: Several GitHub archives maintain offline-compatible versions. For example, tonydsas/eaglercraftoffline hosts a collection of files specifically curated for offline play on devices like Chromebooks.