Here is why the offline version is superior to the online launcher:
If you wish to host a local server for friends to join while offline: Server Software : Download the stable-download.zip GitHub Archive (Windows) or run_unix.sh (macOS/Linux) in both the folders to start the server. Connection : Open your offline client and connect to the local address ws://127.0.0.1:25565 Key Resources & Links Resource Type Recommended Source Main Download Site Eaglercraft Downloads Community Archive tonydsas/eaglercraftoffline (GitHub) Original Source Code Eaglercraft-Archive (GitHub) Alternative Client Resent Client save files into the offline version? Download Eaglercraft Offline Clients eaglercraft 1.5.2 offline download