Game Center is an app that allows users to play and challenge friends when playing online multiplayer social gaming network games. Games can now share multiplayer functionality between the pc versions and android apps. Game Center enables your users to track their best scores on a leaderboard, compare their achievements and invite friends to play a game.
PHP / Slim Farmework / MongoDB / Redis / JWT
If you find a bug or need a feature don't hesitate to tell me about it. It's open-source, so, if you are a developer or you can help me to improve it (develop, documentation, design, etc.), open an issue or send a PR.