Uptime Monitor Services

Gather and analyze accurate statistics and performance metrics, visualize it, get notified about current and potential issues without delay, and take advantage of our time-tested professional development and support.

Advanced self-hosted tool for tracking uptime across multiple services with reactive UX, interval checks, various notifications, and multi-language support.

Unified analytics and uptime platform, optimized for casual users with a streamlined, deploy-anywhere approach.

Website monitoring with alerts via calls, texts, and more. Includes on-call scheduling, calendar sync, incidents timeline, and status page sharing.

Netdata collects metrics per second and presents them in beautiful low-latency dashboards. It is designed to run on all of your physical and virtual servers, cloud deployments, Kubernetes clusters, and edge/IoT devices, to monitor your systems, containers, and applications.

Monitor up to 50 sites with 5-minute intervals for free. Receive alerts by email, SMS, calls, and integrate with platforms for seamless updates.

GlitchTip's open source platform makes monitoring software easy. Track errors, monitor performance, check site uptime all in one place. Compatible with Sentry client SDK but easier to run and entirely open source.

Pingdom web site monitoring and other infrastructure for you and instantly let you know when anything goes wrong. Measure uptime, downtime, and the performance of your website as experienced by visitors.

An easy way to check whether a website is down for everybody, or just your own computer.

Comprehensive network monitoring includes up/downtime tracking, traffic analysis, and performance metrics using SNMP, WMI, and NetFlow protocols.

Get a status page in seconds. Stop wasting time to reply to endless status questions. Avoid downtime frustration. Rebuild customer trust.

HetrixTools is a monitoring service that offers tools for tracking uptime, blacklist status, and server monitoring. It alerts users to potential downtime and provides 15 free uptime monitors that check every minute from various global locations.

Cabot is a free, open-source, self-hosted infrastructure monitoring platform that provides some of the best features of PagerDuty, Server Density, Pingdom and Nagios without their cost and complexity.

StatusCake.com is a free website monitoring tool which allows users to track up to 10 websites and get alerted when their site is down or is having trouble. Downtime root cause analysis is included in the free plan to help users diagnose and fix issues.

OpenStatus is an open source monitoring services with on-call managements.