# OpenTelemetry Collector Demo This demo is a sample app to build the collector and exercise its tracing functionality. To build and run the demo, switch to this directory and run `docker-compose up` Hit `http://localhost:8081` in your browser or using something like cURL, and then open up `http://localhost:9411` or `http://localhost:16686` to search for the traces in the Zipkin or Jaeger UIs.