Unzip and run the launcher. It downloads & verifies the latest Empire client, then click Play. When a new version ships, the launcher updates the game for you — no need to come back here.
129.80.137.10324545 (UDP)The launcher hands the client the server address automatically; you only need the shared password.
These builds aren't notarized yet (no paid Apple Developer certificate), so your OS shows one extra step the first time. The app is safe — you just click through it once.
Power-user shortcut (Terminal) that skips the prompt entirely:
xattr -dr com.apple.quarantine "/Applications/Empire Launcher.app" (adjust the path to wherever you put it).
If SmartScreen shows "Windows protected your PC", click More info → Run anyway.