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+# OTEL Collector Dev Stand
+A simple Docker Compose setup that launches pre-configured and integrated services, allowing fully testing interactions with OpenTelemetry:
+- OTEL Collector
+- Jaeger
+- Prometheus
+- Grafana
+
+## OTEL Collector
+Listens on standard OTLP ports (4317 gRPC, 4318 HTTP) and sends trace data to Jaeger. It also collects metrics and exposes them on port 8889 as a standard Prometheus exporter.
+
+## Jaeger
+Accessible on port 16686. Receives traces from the OTEL Collector.
+
+## Prometheus
+Accessible on port 9090.
+Collects metrics from the following targets:
+- OTEL Collector
+- Grafana self-monitoring
+- Prometheus self-monitoring
+
+## Grafana
+Accessible on port 3000.
+Login credentials: `admin/grafana`.
+The following datasources are connected:
+- Jaeger
+- Prometheus