OneUptime is described as 'Open-source observability platform with uptime, alerts, incident management, status page, error and log tracking, performance, security, and test automation' and is a Uptime Monitor service in the network & admin category. There are more than 100 alternatives to OneUptime for a variety of platforms, including Web-based, SaaS, Self-Hosted, Windows and iPhone apps. The best OneUptime alternative is Uptime Kuma, which is both free and Open Source. Other great apps like OneUptime are Better Stack, UptimeRobot, Pingdom and Kener.
We alert you, before your customers do.
OnlineOrNot monitors your websites, web apps, and APIs, letting you know instantly if anything goes wrong.
Australia
Website uptime monitoring. Be notified by email when your site is down. Free and open source, monitor as many URLs as you want. You can hack it and host it yourself or use the official instance.
NodePing Server Monitoring and Web Site Monitoring. Simple but powerful Internet service monitoring. Checks as frequent as once a minute.
United States
All-in-one server, uptime, and status page monitoring with built-in AIOps. One command auto-discovers 30+ services on Linux and Windows; 1-minute checks, 20+ alert channels, and an MCP server for Claude, Cursor, and other AI agents. Free for 2 servers and 8 checks.
United States
🔥 Free & open source under MIT! Über fast, backwards compatible (IE8+), tiny, and simple status page built with Hugo. Compatible with Netlify & GitHub Pages. https://github.com/mistermantas/cstate.
Lithuania
EU
Free SaaS service for Uptime Monitoring for web sites, hosting servers and ports & custom Status Pages.
SpainEU
Uptime Monitor monitors your resources using HTTP/HTTPS (highly customizable), TCP, or Ping protocols. It supports multiple notification channels such as SMS, email, Slack, and Discord. In addition, Uptime Monitor can host status pages on your own domain for free.
Kuvasz ['kuv?s], an open-source, self-hosted uptime & SSL monitoring service with status pages, designed to help you keep track of your websites and services. It provides a modern, user-friendly interface, a powerful REST API, and supports multiple notification channels like...
AustriaEU
RapidSpike is a Digital Experience Monitoring Platform that interacts with your online platforms exactly as your customers do. It collects data across your digital ecosystem to help you improve a fast, reliable digital customer experience.
Pingbreak is an original and free monitoring service. Get notified through Twitter if your website is down. Pingbreak checks all of your websites each minute and alert you instantly by Direct Message (DM)
Statsignal is the simplest and most cost-effective way to monitor your website or server and publish a status page of your system. No plans, pay as you go. Free monitors available.
United States
Monitor and communicate the status of your site, app or API with your very own status page. Create it in less than 3 minutes with Statuspal! Or host it yourself for free with our open source community edition.
