Category: Network & Monitoring
8 European alternatives to Checkmk — GDPR-compliant & EU-hosted.
Checkmk is an open-source IT infrastructure monitoring platform developed by Checkmk GmbH (Munich, Germany). In February 2025, US growth-equity firm PSG Equity acquired a majority controlling stake, making PSG (US) the ultimate parent. The software itself remains open source, but the company is no longer EU-controlled.
Facts
- Headquarters
- DE (EU)
- Category
- Network & Monitoring
- Type
- Product
- GDPR-compliant
- Yes
- Open-source
- Yes
- Data hosting
- EU
Top EU-based & GDPR-compliant alternatives to Checkmk
- Pandora FMS↗
Spanish monitoring platform from Madrid for infrastructure, network and application performance
ES · open-source
Frequently asked questions
What is the best European alternative to Checkmk?
It depends on your use case. Strong EU alternatives to Checkmk include Centreon, Icinga and ntopng. On this page you can compare 8 EU alternatives by jurisdiction, data residency and open-source status.
Are there open-source alternatives to Checkmk?
Yes. Open-source EU alternatives to Checkmk include Centreon, Icinga, ntopng, openITCOCKPIT, Pandora FMS and Zabbix. These keep your data fully under your own control and let you self-host if you want to.
Is Checkmk GDPR-compliant and where is the data hosted?
Checkmk is headquartered in DE (EU) and hosts data in EU. It is also open-source, so you can self-host it. That makes Checkmk an EU-sovereign choice in its own right; the EU alternatives on this page are comparable European tools.