Everybody needs logs. Humans and machines. Logs should be structured, json and text format. Library should me modular, provide full customisation of router, rendering policies, sinks, dynamic client context. What if we could provide a such logging library with compile-time structure and context extraction which satisfies both? Let’s dive into LogStage and try to implement own asynchronous sink for logs. About the author: Maksym Ratoshniuk: Maksym is interested in Big Data, distributed and scalable Architecture Design and Functional Programming. logstage: https://izumi.7mind.io/latest/release/doc/logstage/index.html