[Obsolete - App Metrics ASP.NET Core Reporting provides the abliity to report metrics in web application] HostedService for metric reporting moved to App.Metrics.Extensions.Hosting now that HostedService is supported outside of a web context in net core 2.1.0
Statsd client for C#, providing a full set of counter/timer/gauge/set functionality in an easy to use static. Helpers are provided for easily timing chunks of code too.
Exceptionless is a cloud based error reporting service that sends your exceptions to https://exceptionless.com and provides aggregated views and analytics.