Vindinium[1] is another fun one. It looks like the original game service is now offline but the server code is open source. [1]: https://github.com/ornicar/vin

Vindinium[1] is another fun one. It looks like the original game service is now offline but the server code is open source. [1]: https://github.com/ornicar/vindinium https://github.com/ornicar/vindinium