The recently released ReSharper 8.0 includes support for Visual tudio 2013, XAML, Blue Theme first, IntelliSense, multifile templates including a command line tool, CSS improvements and several bug fixes.
The code coverage utility dotCover 2.0 now includes an integrated unit test runner, rather than requiring ReSharper to run tests. It has been updated to support Visual Studio 2012 RC, and includes new attribute filters.
ReSharper 6.1 promises to alleviate many performance problems with ReSharper 6 in Visual Studio 2010. In addition to bugfixes, the pre-release includes new features such as the async/await keywords, an updated settings engine, and experimental support for Visual Studio 11.