Top 20 NuGet analyzers Packages

Code Analyzers for projects using xUnit.net that help find and fix frequent issues when writing tests.
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).
Advanced Async/Await Diagnostics and CodeFixes for C#.
Roslyn-based analysis for code using the Serilog logging library. Checks for common mistakes and usage problems.
A analyzer library for C# that uses Roslyn to produce refactorings, code analysis, and other niceties. This is a community project, free and open source. Everyone is invited to contribute, fork, share and use the code. No money shall be charged by this software, nor it will be. Ever.
A collection of analyzers to help Visual Studio extension developers write quality code.
A way to make it easier to create and work with immutable classes in Bridge.NET
Static code analyzer to detect common mistakes or potential issues on the C# code that uses Visual Studio SDK APIs.
Text Analyzers
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).
Analyzers to help writing fluentassertions the right way.
Analyzers built using the .NET Compiler Platform (Roslyn) for Roslyn.sln.
Security static code analyzer for .NET
Guidelines for using Google Stackdriver Instrumentation Libraries for ASP.NET Core.
Microsoft FxCop rules implemented as analyzers using the .NET Compiler Platform (Roslyn).
A analyzer library for Visual Basic that uses Roslyn to produce refactorings, code analysis, and other niceties. This is a community project, free and open source. Everyone is invited to contribute, fork, share and use the code. No money shall be charged by this software, nor it will be. Ever.
Guidelines for using .NET Compiler Platform (Roslyn) APIs.
Roslyn.Diagnostics Analyzers
This is a universty project in which I have attempted to develop a Roslyn Analyzer to assist in discovering business processes throughout a solution, and help annotate their purposes. This is then subsequently used to generate a consent list using Roslyn Code Fix analyzer.
Analyzers for .NetCore APIs