Uptime Kuma
A self-hosted monitoring tool for websites, services, and more, providing real-time status and notifications.
Overview
Uptime Kuma is a powerful yet simple-to-use self-hosted monitoring tool designed to keep an eye on the availability and performance of your digital assets. It offers a modern, reactive user interface that makes it easy to add monitors for various services, including HTTP(s) websites, TCP ports, Ping, DNS records, and even Steam game servers. When an outage is detected, Uptime Kuma can send instant notifications through a wide array of channels, ensuring you're always aware of your service's status.
The core value proposition of Uptime Kuma lies in its open-source nature and self-hosting capability. This provides users with complete control over their monitoring infrastructure and data, eliminating recurring subscription costs associated with commercial alternatives. With features like customizable status pages, multi-language support, and 2FA, it's a comprehensive solution for anyone looking for a reliable, free, and flexible uptime monitoring system.
Best For
Key Features
Pros & Cons
Pros
- Completely free and open-source, reducing operational costs
- Self-hosted, offering full control over data and privacy
- Extensive notification options, integrating with many popular communication platforms
- User-friendly and modern interface, making it easy to set up and manage monitors
- Low resource usage, suitable for deployment on small servers or Raspberry Pis
- Supports a wide variety of monitoring types beyond basic HTTP(s)
- Customizable status pages for public display of service health
- Active community and ongoing development on GitHub
Cons
- Requires technical knowledge for self-hosting and maintenance (e.g., Docker, server management)
- No official cloud-hosted option, relying solely on user's infrastructure
- Scalability might be limited for extremely large-scale monitoring compared to enterprise solutions
- Lacks advanced analytics or reporting features found in some commercial tools
- Dependency on the host server's uptime for the monitoring itself to function
- Community support is the primary channel, without dedicated enterprise-level support
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