To secure your progress, use the built-in backup system. Go to the world selection screen regularly. Click the "Export" button on your favorite worlds. Save the resulting .epk files in your local Eaglercraft folder. You can import these files back into the game at any time. To help customize your offline setup, let me know:
⚠️ Only download Eaglercraft from official or trusted mirrors. Many fake downloads contain viruses. We recommend the verified community repository. eaglercraft 1.5.2 offline download