An awesome Tic Tac Toe game that supports three different levels of difficulty.
Its backend is written in Scala using Akka HTTP, and its frontend in JS using React.
$ git clone https://github.com/rlazoti/tictactoe-scala-react.git
$ cd tictactoe-scala-react
$ sbt run
Then go to http://localhost:8080/
You can play it online at http://tictactoe-scala-react.herokuapp.com/
$ sbt test
Rodrigo Lazoti - rodrigolazoti@gmail.com