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.
Platforms
- Online




Uptime Monitor is described as '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' and is a website monitoring tool in the network & admin category. There are more than 100 alternatives to Uptime Monitor for a variety of platforms, including Web-based, SaaS, Self-Hosted, Android and iPhone apps. The best Uptime Monitor alternative is Uptime Kuma, which is both free and Open Source. Other great apps like Uptime Monitor are Better Stack, UptimeRobot, Tianji and Pingdom.
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.



Cloud platform delivering full-stack monitoring, incident response orchestration, time-series event visualizations, and intelligent disruption analysis with interactive dashboards, alert automation, post-mortem reporting, and integration for team-wide workflows.

Free SaaS service for Uptime Monitoring for web sites, hosting servers and ports & custom Status Pages.

Woopy sends a push notification the moment your app throws, with one-tap remediation actions (signed webhooks) next to the alert. Per-app pricing, no seats.



A simple self-hosted status page site with an API written in Django under the BSD license.
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.




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.

Squadcast is an end-to-end incident response platform that helps tech teams adopt SRE best practices to maximize service reliability, accelerate innovation velocity and deliver outstanding customer experiences.




Status.io is a platform for system status pages and status notifications. Companies rely on Status.io to track outages, schedule planned maintenances, broadcast status notifications, and much more; and their customers love the transparency.




xMatters is an actionable IT alerting platform that relays data between systems while engaging the right people to resolve incidents faster. xMatters automates and brings structure to communication so you can proactively prevent outages, resolve incidents, and keep the right...



