Gatus: Your Open

6 Best Open-Source Website Monitoring Tools in 2025 · 1. Upptime · 2. Uptime Kuma · 3. Cabot · 4. Zabbix · 5. Sensu · 6. Nagios Core · 1. Better ... The Benefits of using an Open... · Upptime · Zabbix · Sensu

Uptime Kuma is an easy-to-use self-hosted monitoring tool. GitHub Sponsors Translation status Live Demo Try it! Demo Server (Location: Frankfurt - Germany)

Changd is a open source web monitoring application and a self hosted free alternative to SaaS-based solutions. Changd can currently be used for automated ...

Open source monitoring for networks, servers and more. Set up custom checks, get alerts fast and keep full control of your infrastructure. Open Source · Icinga » The Open Source... · Subscriptions · Icinga Documentation

Discover top web performance monitoring tools like OpenObserve, Sematext, Pingdom, and Uptime Robot, balancing frequency, coverage, and pricing models.

The 9 best open source website monitoring tools · 1. Prometheus · 2. Cabot · 3. Monika · 4. Zabbix · 5. Sensu · 6. Nagios Core · 7. Monitoshi.

The industry standard in open source IT monitoring tools. Free, powerful monitoring and alerting for servers, networks, applications and services. Downloads · Projects · FAQ · Nagios CSP Upgrade

Proudly Open Source. Showcase your uptime with a status page. Monitor your API and website globally, identify performance issues, downtime and receive alerts ...

They recently made customizable nice looking public status page with your hosts history for 100 days, available on free plan.

Zabbix is an enterprise-class, open-source monitoring solution that makes network and application monitoring simple.