I’ve just release a pre-alpha version of CefSharp my .Net bindings for the Chromium Embedded Framework.
Check it out and give me your thoughts: https://github.com/chillitom/CefSharp
(binary libs and example available in the downloads page)
update:
Released a new version, includes the ability to bind C# objects into the DOM and more.
update 2: no-longer alpha, lib is used in real world projects including Facebook Messenger for Windows, Rdio’s Windows client and Github for Windows