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Monitoring

Open source alternatives to Datadog

Infrastructure and application monitoring. 3 open source projects replace it, led by Grafana with 77k GitHub stars. Licenses and stars are read from GitHub.

  1. #1

    Grafana

    ★ 77k

    Dashboards and metrics for monitoring. Usually paired with Prometheus.

    AGPL-3.0Last commit 2026-10-12View on GitHub ↗
  2. #2

    SigNoz

    ★ 32k

    OpenTelemetry-native APM, logs and traces.

    MIT (core)Last commit 2026-10-12View on GitHub ↗
  3. #3

    openobserve

    ★ 22k

    Open source observability platform for logs, metrics, traces, RUM (web, android, ios), Session replay, pipelines, SLO and LLM observability. A sophisticated, si

    AGPL-3.0Last commit 2026-10-12View on GitHub ↗

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