What is Prometheus?

Prometheus is the open-source monitoring system and time series database. Monitor applications, systems, and services with the leading open-source solution. Features: dimensional data model with key-value pairs, PromQL query language for powerful queries, precise alerting with Alertmanager, simple operation with Go binaries and local storage, instrumentation libraries for all major languages, and hundreds of integrations. Designed for cloud-native world, integrating with Kubernetes. Second CNCF graduated project after Kubernetes. 100% open-source under Apache 2.

Key Features

✓Dimensional data model
✓PromQL queries
✓Alertmanager
✓Service discovery
✓Pull-based metrics
✓Local storage
✓Instrumentation libraries
✓Exporters
✓Kubernetes native
✓CNCF graduated
✓Grafana integration
✓High availability

🔒 Privacy & Data Protection

Prometheus is 100% open-source under Apache 2 with CNCF open governance. Fully self-hosted with no external dependencies. All metrics stay on your infrastructure. For SRE and DevOps teams wanting Datadog/New Relic alternatives, Prometheus is the standard.

Best For

Kubernetes monitoringInfrastructure metricsApplication monitoringAlertingSRE teamsCloud-native observability

💰 Pricing

Prometheus is completely free and open-source under Apache 2.0 License.

Ready to try Prometheus?

Join thousands of users who have switched to this European alternative.

Get Started with Prometheus →