otel.guru
Learn OpenTelemetry from first principles.
Build production-grade observability with real-world patterns.
Interactive Tools
Build, validate, and visualize OTel Collector configs with live YAML preview and pipeline flow diagrams.
Deep Dives
First-principles guides on signals, collector architecture, instrumentation, and production patterns.
Practitioner-Led
Written by an SRE running OTel in production. Enterprise patterns, not vendor marketing.
Featured
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Decoupling Observability: Why OTel Breaks the Vendor Lock-in Cycle
Stop letting vendors dictate your observability strategy. Learn how OpenTelemetry puts you back in control of your data pipeline.
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OpenTelemetry for Busy SREs: The Real-World Advantage
Practical OpenTelemetry guidance for SREs who need reliable telemetry in production—not another demo app tutorial.
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Hello World: From Lab to Production
Why I'm starting otel.guru: The journey from experimenting with OpenTelemetry to running it at enterprise scale.