IronBoard is an ultimate Visual Studio 2010/2012/2013 extension for the http://www.reviewboard.org. At the moment it only supports Subversion and Post-Commit Reviews. The extension uses RB Web API 2.0 which requires ReviewBoard server 1.6 or later.
This extension is a self-contained package and does not require Python, Python setuptools, post-review tool or subversion command-line tools to be installed or mangling with any kind of configuration.
IronBoard can be installed only from Visual Studio Extension Manager (Tools -> Extension Manager).