Documentation Insight integrates into RAD Studio IDE to enable you naturally browse and document source code. It also helps you to produce professional API documentation files and deliver to your customers. The Documentation Inspector, which is a dockable form in RAD Studio, extracts XML Documentation from source code and shows live documentation for the current code element in the code editor. By its impressive WYSIWYG editor, it is incredible easy and fun to document your source code.

Debugging complex expressions is never easy. How do you see what was returned by inline and nested method calls? What did each predicate in the if statement evaluate to? Without simplifying the code or adding variables to store individual results, answering these questions is difficult. With OzCode’s powerful “Simplify” feature, you can answer those questions with ease! When stepping over an expression, OzCode provides a visual representation of what each predicate evaluated to and the return value of any inline and nested method calls.

Innovative Debugging Extension for Visual Studio
OzCode is a reliable productivity tool that helps identify and fix bugs during C# debugging.
OzCode saves time and effort and ensures that your debugging experience is effective and efficient.
OzCode's powerful and innovative features make the debugging process easy and simple.

LINQPad is also a great way to learn LINQ: it comes loaded with 500 examples from the book, C# 5.0 in a Nutshell. There's no better way to experience the coolness of LINQ and functional programming. Querying is merely a special case of using LINQPad. More generally, LINQPad is a C#/VB/F# scratchpad that instantly executes any expression, statement block or program with rich output formatting and a wealth of features that "just work". Put an end to those hundreds of Visual Studio Console projects cluttering your source folder and join the revolution of LINQPad scripters, testers, and incremental developers. Reference your own assemblies and NuGet packages. Script in your favorite .NET language with optional autocompletion and the entire .NET Framework at your fingertips. Experience the magic of dynamic development and instant feedback in the ultimate programmer's playground!

The PVS-Studio tool is intended for developers of contemporary applications and it integrates into the Visual Studio 2015, 2013, 2012, 2010, 2008, 2005 environments providing the programmer with a convenient user interface to analyze files, navigate through code and get reference information. You do not need to study documentation and settings preliminarily to work with the analyzer. The analyzer is ready to work right after it is installed.

Quickly find performance bottlenecks and optimize your .NET applications. dotTrace offers several profiling modes to help you detect any performance bottlenecks in a variety of .NET applications. Use dotTrace Home screen to choose your profiling targets, access recent profiling sessions or configure profiling options.

Optimize memory usage in your .NET application. Detect memory leaks. Fight all types of memory issues. dotMemory allows you to analyze memory usage in a variety of .NET applications: desktop applications, ASP.NET web applications, IIS, IIS Express, Windows services, arbitrary .NET processes, and more.

JetBrains dotCover is a .NET unit test runner and code coverage tool that integrates with Visual Studio. Make sure you know to what extent your code is covered with unit tests. dotCover calculates and reports statement-level code coverage in applications targeting .NET Framework 2.0 to 4.5 or Silverlight 4 or 5.