Open source
Observability
6 listings are ranked by release freshness and adoption until verified reviews arrive; then review quality, volume and vendor responsiveness join the score. Open any row to see its receipt. See the formula
- 6 fresh released in the last 90 days
- 0 aging no release for 90 to 179 days
- 0 stale no release for 180 days or more
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Uptime Kuma
Easy-to-use self-hosted monitoring tool with real-time status pages and incident alerts.
Updated 3 days ago1 91.3 =Show how this rank is calculated
Rank receipt: Uptime Kuma#21 overall · #1 in category91.3/100- Release freshness +50.0 100.0 × 50%
- Adoption signals +41.4 82.7 × 50%
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Grafana
Dashboard and visualization platform for metrics, logs and traces from many data sources.
Updated 4 days ago2 90.7 =Show how this rank is calculated
Rank receipt: Grafana#25 overall · #2 in category90.7/100- Release freshness +50.0 100.0 × 50%
- Adoption signals +40.7 81.4 × 50%
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Prometheus
Monitoring system and time-series database that scrapes metrics and evaluates alerting rules.
Updated 12 days ago3 90.2 =Show how this rank is calculated
Rank receipt: Prometheus#32 overall · #3 in category90.2/100- Release freshness +50.0 100.0 × 50%
- Adoption signals +40.1 80.3 × 50%
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Loki
Log aggregation system that indexes labels instead of full text, queried with LogQL.
Updated 2 days ago4 87.2 =Show how this rank is calculated
Rank receipt: Loki#84 overall · #4 in category87.2/100- Release freshness +50.0 100.0 × 50%
- Adoption signals +37.2 74.4 × 50%
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Jaeger
Distributed tracing platform for monitoring and troubleshooting requests across microservices.
Updated 4 days ago5 86.4 =Show how this rank is calculated
Rank receipt: Jaeger#96 overall · #5 in category86.4/100- Release freshness +50.0 100.0 × 50%
- Adoption signals +36.4 72.8 × 50%
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OpenTelemetry Collector
Vendor-neutral service that receives, processes and exports traces, metrics and logs.
Updated 3 days ago6 82.3 =Show how this rank is calculated
Rank receipt: OpenTelemetry Collector#123 overall · #6 in category82.3/100- Release freshness +50.0 100.0 × 50%
- Adoption signals +32.4 64.7 × 50%