This is a pretty good article:

http://jjt.io/2014/07/30/building-a-board-game-with-react-js...

An example is chessground [1], the UI for the lichess [2] chess game, written with Mithril [3].

[1] https://github.com/ornicar/chessground [2] http://lichess.org [3] http://mithril.js.org

I made a simple chess app with React and RethinkDB: https://github.com/mikemintz/react-rethinkdb/tree/master/exa...