Best Self-Hosted Paessler PRTG Alternatives in 2026
Paessler PRTG is a network monitoring tool for tracking bandwidth, uptime, and performance of IT infrastructure.
5 Self-Hosted Alternatives to Paessler PRTG
Netdata
78KReal-time infrastructure monitoring with per-second metrics, 800+ integrations, built-in ML anomaly detection, and AI troubleshooting — using just 5% CPU and 150MB RAM.
Grafana
73KThe open-source observability platform for visualizing metrics, logs, and traces from Prometheus, Loki, Elasticsearch, and dozens more data sources.
OpenObserve
18KFast, scalable and cost-effective open source observability platform
Checkmk
2.2KCheckmk is a self-hosted server monitoring tool that monitors your entire IT infrastructure.
Icinga
2.2KReleased under GPL-3.0, Icinga monitors networks on self-hosted infrastructure.
Why Look for Paessler PRTG Alternatives?
Paessler PRTG is a network monitoring tool for tracking bandwidth, uptime, and performance of IT infrastructure.
Self-hosted alternatives give you full data ownership, predictable costs, and zero vendor lock-in. You run the software on your own infrastructure and control everything.
5 Best Open-Source Alternatives to Paessler PRTG
Grafana
Open-source platform for metrics, logs, and traces. — 72,678 GitHub stars. Licensed under AGPL-3.0.
Netdata
High-resolution metrics, real-time visualizations, and affordable monitoring. — 78,075 GitHub stars. Licensed under GPL-3.0.
OpenObserve
Monitor logs, metrics, and traces with an open-source observability platform. Achieve petabyte scale with 140x lower storage costs and high performance. — 18,149 GitHub stars. Licensed under AGPL-3.0.
Checkmk
Monitor your entire IT infrastructure with 2,000+ plugins, automated discovery, and scalable architecture. Open source and enterprise solutions available. — 2,222 GitHub stars. Licensed under GPL-2.0.
Icinga
Monitor networks, servers, and cloud environments with flexible open-source solution. Custom checks, fast alerts, and complete infrastructure control. — 2,180 GitHub stars. Licensed under GPL-3.0.
Why Self-Host Instead of Paessler PRTG?
- Data ownership. Your data stays on your server, not on Paessler PRTG’s infrastructure.
- Predictable costs. Pay a fixed VPS cost instead of growing per-user or per-usage fees.
- No vendor lock-in. Export and migrate your data anytime. You control the database.
- GDPR and compliance. Hosting your own tools simplifies data residency and compliance requirements.
Why teams switch from Paessler PRTG
- → Data ownership. Your data stays on your server -- not on Paessler PRTG's infrastructure.
- → Predictable costs. Pay a fixed VPS cost instead of growing per-user or per-usage fees.
- → No vendor lock-in. Export and migrate your data anytime. You control the database.
- → GDPR and compliance. Hosting your own tools simplifies data residency and compliance requirements.
Head-to-Head Comparisons
Both are monitoring tools. Checkmate has 7 unique features, Netdata has 3.
Both are monitoring tools. Coroot has 3 unique features, Netdata has 5.
Both are monitoring tools. Flipt has 8 unique features, Netdata has 2.
Both are monitoring tools. Gatus has 11 unique features, Netdata has 1.
Both are monitoring tools. Glances has 9 unique features, Netdata has 3.
Grafana is the better choice for teams with existing metrics infrastructure (Prometheus, InfluxDB) who need custom dashboards. Netdata is better for instant monitoring with zero configuration -- install and get real-time insights immediately.
Both are monitoring tools. Keep has 6 unique features, Netdata has 2.
Both are monitoring tools. Kite has 3 unique features, Netdata has 5.
Both are monitoring tools. Loki has 3 unique features, Netdata has 5.
Both are monitoring tools. Lunalytics has 4 unique features, Netdata has 3.
Both are monitoring tools. Netdata has 5 unique features, OneUptime has 3.
Both are monitoring tools. Netdata has 4 unique features, Parseable has 4.
Both are monitoring tools. Netdata has 3 unique features, PatchMon has 4.
Both are monitoring tools. Netdata has 3 unique features, Peekaping has 7.
Both are monitoring tools. Netdata has 5 unique features, Signoz has 3.
Both are monitoring tools. Netdata has 4 unique features, StatusScout has 6.
Both are monitoring tools. Netdata has 4 unique features, Uptrace has 4.
Both are monitoring tools. Netdata has 3 unique features, WatchYourLAN has 4.
Uptime Kuma for simple, beautiful uptime monitoring with notifications. Grafana for comprehensive infrastructure monitoring and custom dashboards. Different scope -- Uptime Kuma monitors endpoints, Grafana visualizes everything.
Both Uptime Kuma and Netdata are strong open-source options in the monitoring space. Uptime Kuma has 84k GitHub stars and Netdata has 78k. Compare their features, deployment, and community to choose the right fit for your needs.
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