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Observability tools.

Write, translate and explain Loki and Prometheus queries and alert rules.

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Observability tools

  • Observability Live

    AlertLint

    Unit testing for Grafana Loki alert rules.

    Test your Loki alerting and recording rules before they fire in production. Paste rules + synthetic logs, assert pass/fail — entirely in the browser. The promtool equivalent Loki never had.

    Open tool
  • Observability Live

    LogQL ↔ PromQL Helper

    Translate and explain queries between Loki LogQL and Prometheus PromQL.

    Convert common metric-query shapes between Grafana Loki LogQL and Prometheus PromQL, with notes on what does and does not map. Pure client-side.

    Open tool
  • Observability Live

    PromQL Explainer

    Paste a PromQL query and get a plain-English explanation.

    Break down a Prometheus PromQL query into a readable explanation — selectors, rates, aggregations, functions and comparisons. Pure client-side.

    Open tool
  • Observability Live

    Prometheus Relabel Tester

    Test Prometheus relabel_configs against sample labels and see exactly what survives.

    A free prometheus relabel tester that runs your relabel_configs against sample target labels to show exactly which labels survive, get rewritten, or cause a target to be dropped. Supports replace, keep, drop, labelmap, hashmod and more — pure client-side, no signup.

    Open tool
  • Observability Live

    Alertmanager Route Tester

    Walk your Alertmanager route tree against alert labels to find the matching receiver(s) - in your browser.

    A free alertmanager route tester that walks your Alertmanager route tree against a sample alert’s labels to find the matching receiver(s), the matched route path, continue behaviour and grouping. Runs in your browser with no signup — no amtool required.

    Open tool
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