Stein's Gate

Official Website: http://steinsgate.jp/

This visual novel game in Xbox will have an anime adaptation. No tentative dates was given. The official website will release a Windows version of the game this 30th of August.

Info: 

Stein's Gate has two manga adaptations (Steins;Gate and Steins;Gate Boukan no Rebellio)
The character of the VN is good. Haven't read the synopsis ... might check it out later ~