Open-Source Cross-Platform Multiplayer Card Game

You can take a look at the full source code of "One Card!" that comes with Felgo to help make your own multiplayer games. Check out the game example to get an idea of how to introduce the Felgo Multiplayer component to your own game.

Develop Your Own Multiplayer Game Today!


Colorful, fun and easy to learn!

Play with other "One Card!" players from all over the world!

Invite up to three friends for a game and find out who’s best!

Communicate with other players in the in game chat!

Make friends and keep in touch via messages!

Win games, earn points and level up!

Compare yourself with players worldwide with the leaderboards!

Multiplayer and Leaderboards powered by Felgo Game Network

Full source code available with Felgo

Stop Wasting Time, Start Developing!

Voted #1 for:

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Develop Cross-Platform Apps and Games 50% Faster!

  • Voted the best supported, most time-saving and easiest to learn cross-platform development tool
  • Based on the Qt framework, with native performance and appearance on all platforms including iOS and Android
  • Offers a variety of plugins to monetize, analyze and engage users
create apps
create games
cross platform
native performance
3rd party services
game network
level editor
easiest to learn
biggest time saving
best support