Airship Combat 3D comes with an online multiplayer mode.
If you want to check your global online score, follow this link to the top 100 leaderboard.
The project has been abandoned but can still be played online. The server capacity has been reduced though.
The project is also open source now and can be picked up and improved upon by anyone!
https://github.com/Sekuta82/AirshipCombat3D_os
