how do I start to build an uptime monitoring system such as UptimeRobot or OnlineOrNot?

This page summarizes the projects mentioned and recommended in the original post on /r/golang

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  • gatus

    ⛑ Automated developer-oriented status page

  • We use a self-hosted Gatus at work:

  • blackbox_exporter

    Blackbox prober exporter

  • Prometheus blackbox_exporter. Free and open source.

  • WorkOS

    The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.

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  • uptime-kuma

    A fancy self-hosted monitoring tool

  • gocron

    Easy and fluent Go cron scheduling. This is a fork from

  • Never used it but I read about it here on reddit:

  • unfoldedip

    Unfolded is a distributed monitoring service for checking the availability of hosts or single services (TCP, HTTP, PING) in one or several networks.

  • InfluxDB

    Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.

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NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.

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