
Prometheus
Flexible monitoring system with powerful queries and autonomous servers
- Stars
- 61,549
- License
- Apache-2.0
- Last commit
- 3 days ago
Explore leading tools in the Infrastructure Monitoring category, including open-source options and SaaS products. Compare features, use cases, and find the best fit for your workflow.
8 open-source projects · 5 SaaS products
These projects are active, self-hostable choices for knowledge management teams evaluating alternatives to SaaS tools.

Flexible monitoring system with powerful queries and autonomous servers

Self-hosted uptime and infrastructure monitoring with real-time alerts

Lightweight Perl‑based tool for comprehensive Linux system monitoring
Flexible monitoring system with powerful queries and autonomous servers
Checkmk delivers scalable, low‑resource IT monitoring across physical, virtual, container and cloud environments, offering a free Raw edition and advanced Enterprise/Cloud features for automation and dashboards.
Understand the commercial incumbents teams migrate from and how many open-source alternatives exist for each product.
Cloud-scale infrastructure monitoring with real-time dashboards and AIOps.
Automatic, AI-driven infrastructure monitoring across hybrid and cloud.
Hybrid IT infrastructure monitoring with intelligent alerting and scale-ready observability.
All-in-one infrastructure monitoring with 5-second data and live change tracking.
Enterprise monitoring and observability for networks, servers, and cloud
Datadog collects metrics, logs, and events across hosts, containers, and cloud services with 500+ integrations, 15s granularity, and AI-assisted alerting.
Frequently replaced when teams want private deployments and lower TCO.
Browse neighbouring categories in Observability to widen your evaluation.