StillOnline Alternatives

StillOnline is described as 'Uptime monitoring and status pages for indie SaaS and production AI agents (OpenClaw, agent APIs) — setup in minutes, not another observability suite' and is an website in the network & admin category. There are more than 50 alternatives to StillOnline, not only websites but also apps for a variety of platforms, including SaaS, Self-Hosted, Android and Linux apps. The best StillOnline alternative is Zabbix, which is both free and Open Source. Other great sites and apps similar to StillOnline are Uptime Kuma, Better Stack, Netdata and Datadog.

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Alternatives list

  1. Prometheus icon
     41 likes

    Prometheus is an open-source systems monitoring and alerting toolkit originally built at SoundCloud. Since its inception in 2012, many companies and organizations have adopted Prometheus, and the project has a very active developer and user community.

    77 Prometheus alternatives

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Cloudron
    • Docker Hub
     
  2. Comprehensive monitoring solution with over 200 sensor types, user-friendly interface, and powerful capabilities such as traffic analysis, failover clustering, and remote probes. Offers email and SMS alerts, supports SNMP and WMI, provides high-availability features and detailed reporting.

    112 Paessler PRTG Network Monitor alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Windows
    • Online
    • Self-Hosted
    • Software as a Service (SaaS)
     
  3. HyperDX icon
     20 likes

    An open source observability platform: Unify session replays, logs, traces, and errors – all without the Datadog price tag.

    Cost / License

    • Freemium
    • Open Source (MIT)

    Platforms

    • Software as a Service (SaaS)
    • Self-Hosted
    • Docker
     
  4. HetrixTools icon
     12 likes

    HetrixTools offers minute-by-minute global uptime monitoring with 15 free monitors, blacklist alerts for IPs and domains, and server resource tracking. Features a user-friendly design, public uptime pages, white label reports, and continuous updates for enhanced functionality.

    111 HetrixTools alternatives

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
    • Software as a Service (SaaS)
     
  5. Sentry icon
     43 likes

    Monitors applications for errors in real time, sending alerts through email, SMS, or chat, displaying diagnostics and error location, visualizing impact by release, and providing reproducible crash details for efficient troubleshooting across teams and platforms.

    83 Sentry alternatives

    Cost / License

    Application type

    Platforms

    • Online
    • Self-Hosted
     
  6. Kibana icon
     33 likes

    Open-source interface for real-time visualization, search, monitoring logs or metrics, anomaly detection, and natural language queries in Elasticsearch, supporting machine learning, automated alerting, threat detection, and integration with tools like Slack and ServiceNow.

    Cost / License

    • Freemium
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
     
  7. Instatus icon
     26 likes

    Instantly set up static status pages that load up to 10x faster, enable unlimited team updates, notify all subscribers for free, and operate independently of backends. Plans start free, with paid options well below legacy competitors’ prices. Boosts reliability and keeps users informed.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
    • Software as a Service (SaaS)
     
  8. Uptime.com icon
     12 likes

    Real-time monitoring with checks every minute from over 30 global locations, alerts for outages or slowdowns, detailed uptime and response time reports, customizable alerts, public status pages, SSL and domain monitoring, and REST API for automation.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • Zapier
    • Google Chrome
    • Software as a Service (SaaS)
    • Terraform
    • GitHub
    • Mozilla Firefox
     
  9. StatusCake icon
     42 likes

    Provides uptime, performance, and page speed monitoring for up to 10 websites. Offers customizable alerts by email, SMS, or third-party apps, root cause analysis, mobile support, server and SSL checks, plus a free plan with detailed reports for diagnostics.

    224 StatusCake alternatives

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
    • Software as a Service (SaaS)
     
  10. Monitorix icon
     9 likes

    Monitorix is a system monitoring tool designed to monitor as many services and system resources as possible. Due to its simplicity and small size it can also be used on embedded devices.

    Cost / License

    Application type

    Platforms

    • Linux
     
  11. Upzilla icon
     5 likes

    Monitor your website, server, API, application, service and get notified if your resources have some problems with availability. Upzilla notifies you in Slack, Telegram, Messenger, or by email. Works also as a public status page with subscriptions.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Software as a Service (SaaS)
     
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