The must-have productivity tool for Visual Studio, ReSharper 4 provides solution-wide error highlighting on the fly, advanced code completion, superior unit testing tools, over 30 advanced code refactorings, multiple handy navigation and search utilities, single-click code formatting and cleanup, automatic code generation and templates, and a lot more productivity features for C#, VB.NET, ASP.NET, XML, and XAML. ReSharper fully integrates with Visual Studio to intelligently and powerfully extend the functionality that is native to Visual Studio.