Dev tools · alternatives · 2026

24 alternatives to WatchDoggo

I just open-sourced WatchDoggo, a lightweight service monitor built with Flask. It checks multiple services (APIs, CRMs, etc.) from a single JSON config and shows uptime in a simple dashboard. GitHub: https://github.com/zyra-engineering-ltda/watch-doggo Built with by Zyra Engineering. Feedback welcome!

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1
   Free Monitoring Suite by WebGazer▲338

   Monitoring for websites, APIs, and cron jobs

   2024 · webgazer.io · its alternatives →

2. 2
   Uptime Monster▲208

   Monitor your websites and servers from one place

   2024 · uptimemonster.com · its alternatives →

3. 3
   ApiChecker▲104

   Reliable uptime and performance monitoring for your services

   2019 · its alternatives →

4. 4
   Robodash▲103

   Cron and uptime monitoring dashboard

   2019 · robodash.app · its alternatives →

5. 5
   OneUptime▲98

   Open source Datadog alternative

   2023 · oneuptime.com · its alternatives →

6. 6
   Simple Uptime▲203

   Monitor the health of your websites and servers inside Slack

   2024 · simpleuptime.app · its alternatives →

7. 7PR
   Pup, real-time app metrics with Statsd▲107

   See metrics from all of your apps, tools & services in one place with Datadog’s cloud monitoring as a service solution. Try it for free.

   2012 · datadoghq.com · its alternatives →

8. 8
   Cronitor▲170

   Monitor cron jobs, micro-services and almost anything else.

   2017 · cronitor.io · its alternatives →

9. 9
   WatchDog – Server Management on Steroids▲11

   2016 · appliedinformaticsinc.com · its alternatives →

10. 10
    Monitor Buddy▲131

    Simple & cheap uptime monitoring service

    2021 · monitorbuddy.com · its alternatives →

11. 11
    WatchDog▲95

    Track how long you've been away from home + your dog

    2018 · apps.apple.com · its alternatives →

12. 12
    Odown▲74

    Simple and reliable uptime monitoring service

    2021 · odown.com · its alternatives →

13. 13
    Uptime Monitor▲76

    Get instant alerts when your website goes down.

    2023 · uptime-monitor.io · its alternatives →

14. 14
    UpScout▲125

    Lightning-fast uptime monitoring, engineered in Rust.

    2024 · upscout.io · its alternatives →

15. 15
    Monitor websites for change and get scraped data in a webhook▲49

    Monitor website changes around the clock and get alerts in Discord, Telegram, Slack, Google Sheets and many more apps - no code or technical skills needed!

    2019 · monitoro.xyz · its alternatives →

16. 16WS
    WebGazer – Simple and Affordable Website Monitoring Service▲65

    Explore WebGazer for reliable uptime and cron job monitoring, plus customizable status pages. Trusted globally for enhancing website performance and uptime.

    2018 · webgazer.io · its alternatives →

17. 17
    Watchlog▲19

    The lightweight, self-hosted monitoring platform.

    2025 · watchlog.io · its alternatives →

18. 18
    Watch Dog▲5

    Live visitor tracking, no cookies, 1-line setup.

    2025 · its alternatives →

19. 19
    What are the best features you want to find in uptime monitoring?▲14

    Simple website uptime monitoring tool to monitor your websites and APIs combined with public status pages. We'll also monitor your SSL certificates and notify you you through multiple alert channels if something happens.

    2021 · odown.io · its alternatives →

20. 20
    Watchpoints, an easy to use watchpoints equivalent library for Python▲77

    watchpoints is an easy-to-use, intuitive variable/object monitor tool for python that behaves similar to watchpoints in gdb. - gaogaotiantian/watchpoints

    2021 · github.com · its alternatives →

21. 21
    Uppi▲34

    Uptime monitoring and alerting, open-source & free

    2025 · its alternatives →

22. 22
    Garmingo Status▲40

    Uptime Monitoring/Status Pages - Alternative to BetterStack

    2025 · garmingo.com · its alternatives →

23. 23
    My weekend project – simple cron monitoring▲29

    Monitoring made for developers. Monitor AI agents, cron jobs, websites, APIs, and everything in between — with instant alerts when something breaks.

    2014 · cronitor.io · its alternatives →

24. 24UW
    UptimeButler – Website availability monitoring [public beta]▲11

    2015 · uptimebutler.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →