Open-source distributed monitoring system for tracking the performance and availability of networks, servers, VMs, applications and cloud services.
6.5K1.3KGo TemplateAGPL-3.0Updated yesterday
1 alternative
Best open-source alternatives to PRTG Network Monitor (2026)
Looking for a free, open-source alternative to PRTG Network Monitor? These 1 projects can replace it. Each one passed our quality screening and is explained in plain words, so you can compare stars, license and maintenance at a glance.
Quick comparison
| Project | Stars | License | Last commit |
|---|---|---|---|
| zabbix/zabbix | ★ 6.5K | AGPL-3.0 | yesterday |
FAQ
- Is there a free, open-source alternative to PRTG Network Monitor?
- Yes. The most popular open-source alternatives to PRTG Network Monitor on Repolode are zabbix.
- Which PRTG Network Monitor alternative should I choose?
- zabbix has the most GitHub stars and is released under AGPL-3.0. Compare the license and last commit of each option in the table above before choosing.