Top 20 NuGet Logging Packages

Catel.Core library.
Serilog sink for Sumo Logic
A Serilog sink that correlates log events with the code that produced them, enabling unit testing of log output.
Adds WebAPI exception logging to SerilogWeb.Classic
A Serilog sink that logs to AWS CloudWatch
Q42.Logging.ApplicationInsights Class Library
Add file logging to ASP.NET Core apps with one line of code.
A Sentry sink for Serilog
Exceptionless client for ASP.NET MVC 3+ applications. Exceptionless is a cloud based error reporting service that sends your exceptions to https://exceptionless.com and provides aggregated views and analytics.
Exceptionless client for ASP.NET Web API applications. Exceptionless is a cloud based error reporting service that sends your exceptions to https://exceptionless.com and provides aggregated views and analytics.
JavaScript logging package that lets you log exceptions, AJAX timeouts and other client side events in your server side log. Supports ASP.NET 4.x (.Net 4.5.2+) and ASP.NET CORE (.NETStandard 2.0+).
Package Description
Serilog sink for Loggly.com service
Serilog event sink that writes to Microsoft Application Insights.
A source code package designed primarily for library and framework authors who want dependency free logging support in their component. Also useful in end applications. As of 5.0.0 it works with NetStandard2.0 and SDK projects. For legacy csproj format support use 4.x versions. If you are a library...
Log exception details and custom properties that are not output in Exception.ToString().
Shared library used by .NET log appenders uploading to Sumo Logic.
log4net.Elasticsearch is a log4net adapter for easy logging of exceptions and messages to Elasticsearch indices. Tested through Elasticsearch 6.2.1
The Splunk Sink for Serilog
The core Loupe Agent - a black box for recording diagnostic information for your .NET application. Download additional agent extensions for extended integration with different .NET subsystems and third party libraries