Gatus is described as 'If your infrastructure went down right now, how long would it take for you to know?' and is a Uptime Monitor service in the network & admin category. There are more than 50 alternatives to Gatus for a variety of platforms, including Web-based, SaaS, Self-Hosted, Docker and Android apps. The best Gatus alternative is Uptime Kuma, which is both free and Open Source. Other great apps like Gatus are Better Stack, UptimeRobot, Kener and Pingdom.
Aepto is an AI domain monitoring platform that centralizes all your domains in one place and continuously monitors renewals, email, hosting, security, uptime, and costs with early alerts and clear guidance.
RelayRadar is an operator-focused reliability platform that combines uptime monitoring, incident alerts, and domain intelligence into a single workflow.
Standard uptime monitors like UptimeRobot only tell you if your server is turned on (returning a 200 OK status). But what happens when a bad plugin update breaks your "Add to Cart" button? Your server stays online, your monitor stays green, and you silently lose sales.
PingRelay monitors your services and instantly alerts you when something breaks so you can respond before users are impacted.
Uptime and error monitoring for websites, APIs, ports, DNS and SSL certificates — instant alerts across 12 channels, grouped error tracking and public status pages, GDPR-compliant.
Simple uptime monitoring with SSL tracking, status pages, and smart alerts. Built for developers and small teams who value simplicity.
Uptime monitoring and public status pages for indie SaaS founders - 1-minute checks, Slack/Discord/Telegram alerts, and custom domains. Free to start.
Ultralight open source server monitoring agent, written in Rust. Ships CPU, RAM, disk and network metrics over OTLP to any compatible backend.
AI-powered website, API & server monitoring with SSL alerts, EC2 control, and performance tracking. Starts free, built for developers & indie hackers.
Centralizes real-time monitoring of servers, containers, Kubernetes clusters, SNMP devices, firewalls, storage, and databases in a user-friendly dashboard with alerts, multi-user support, setup wizard, REST API, customizations, mobile access, and backup options.
Simple, EU-hosted monitoring for APIs, websites and cron jobs — PingMon catches anomalies even when the status still says 200 OK, and an AI explains what actually broke.
Open-source, decentralized uptime and status monitoring that checks your services from many locations worldwide, with no central server.
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