Freeciv-Forever.com is a Free and Open Source strategy game which can be played online in a browser against other players, or in single player mode against AI opponents. There is a playable live demo at www.freeciv-forever.com
Round based, noninteractive, ai-scriptable strategic game. Players can make ai-scripts for vehicles (tank, jeep...), and the system play the game with scripts. AI-script can write in JavaScript. The game has a pure functional graphics.