Top 20 NuGet analyzers Packages

Analyzers which spot bugs and code smells in your code. This package is best used together with SonarLint for Visual Studio (http://vs.sonarlint.org) and/or the SonarQube platform (http://www.sonarqube.org).
Guidelines for using Google Stackdriver Instrumentation Libraries for ASP.NET Core.
Code Analyzers for projects using xUnit.net that help find and fix frequent issues when writing tests.
Static code analyzer to detect common mistakes or potential issues on the C# code that uses Visual Studio SDK APIs.
A collection of analyzers to help Visual Studio extension developers write quality code.
Analyzers which spot bugs and code smells in your code. This package is best used together with SonarLint for Visual Studio (http://vs.sonarlint.org) and/or the SonarQube platform (http://www.sonarqube.org).
Text Analyzers
Analyzers to help writing fluentassertions the right way.
Allows the analyzing of routes inside a project that uses the Crest framework.
ReflectionIT.Analyzer
Check that switch statement covers all cases for enumerations, all Interface implementations or base class inheritors. Additional rule to check - switch statement doesn't have "default" branch or this branch throws exception.
RuntimeContracts.Analyzer
Metapackage that includes analyzers to improve code correctness. Not affiliated with Bob Martin.
Microsoft FxCop rules implemented as analyzers using the .NET Compiler Platform (Roslyn).
RuntimeContracts
SDK for building custom analyzers for FSAC / F# editors
Guidelines for using .NET Compiler Platform (Roslyn) APIs.
Roslyn-based analysis for code using the Serilog logging library. Checks for common mistakes and usage problems.
Capgemini.CodeAnalysis.CoreAnalysers
StyleChecker is yet another style checker for C#.