Graph api c# get access token

http://ingig.net/weblog/2010/04/21/using-graph-api-to-post-status-update-with-c/

some facebook c# toolkit

http://opengraph.codeplex.com/documentation

http://blog.prabir.me/post/The-Ultimate-Facebook-SDK-for-NET.aspx

http://github.com/prabirshrestha/FacebookSharp