Update: Now ruby-msn looks even more promising: Link I decided to cleanup my MSN Messenger authentication code, but in order to do that I had to do some tunning to SOAP4R and it’s WSDL generation tools. Thanks to Hiroshi Nakamura and his quick responses my changes got into 1.5.7, which means a few less lines of code on my side. So, the code basically does: Authentication That’s it! But it does tha