Top 20 NuGet instrumentation Packages

Manual instrumentation library for Datadog APM
Redistributable components for package 'PostSharp.Patterns.Diagnostics'. This package should only be installed as a dependency. (This is not the package you are looking for).
Provides OpenTracing support for Datadog APM
The #1 pattern-aware extension to C# and VB.
Automatic instrumentation library used by .NET Tracer for Datadog APM. Requires separate native library that implements the CLR Profiling API.
Adds detailed tracing to any method without modifying your source code. Several backends are available as separate NuGet packages. An official PostSharp pattern library.
StatsN.Contracts
HdrHistogram supports low latency recording and analyzing of sampled data value counts across a configurable integer value range with configurable value precision within the range.
StatsN
Provides InfluxDB reporting capability to App Metrics
PostSharp SDK allows for development of PostSharp add-ins using low-level APIs.
App Metrics Formatting, formatting metrics data to InfluxDB formats e.g. Line Protocol
Kexla is mappper for CRUD opreation for WMI(Windows Management Instrumentation)
Provides ElasticSearch reporting capability to App Metrics
App Metrics Formatting, formatting metrics data to Elasticsearch formats
Provides text file reporting capability to App Metrics
This NuGet enables Interception of method calls. Privacy statement: https://go.microsoft.com/fwlink/?LinkId=512156
Provides console reporting capability to App Metrics
A library containing classes for common uses in logging and tracing, metrics collection, across any .NET project.
A simple and light wmi framework.