ouo11y

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Know-how, tips and tricks for OpenTelemetry, RUM and the LGTM stack. Written by the people who hit the problems first.

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• 28 October 2026

  Tip: redact once, at the collector, with OTTL

  One transform processor covers every app, including the ones whose code you do not own.

• 28 October 2026

  RUM without our SDK: what ouo11y actually needs from a browser

  Five lines of contract. Everything else is plain OpenTelemetry, rrweb and web-vitals.