Observito 

Formatting for EventSource in-process event data (i.e. OnEventsWrittenEventArgs). Allows transformation and inclusion/exclusion of payload values.

Forward EventSource messages to an underlying logger. This could be e.g. the event log. This library eliminates the need to do both in-process event tracing (via EventSource) and logging. Instead use this... More information

Push stream (IObservable) and async/await (Task) abstraction for processes. Observe processes like event streams.

Continuous recording of in-process event sources. Useful for logging last events before an exception, e.g. unhandled top level exceptions.