Dev tools · alternatives · 2026

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Open Source Boat Monitoring launched in 2019; newer entries below may have overtaken it.

1. 1
   Dispatch Monitor▲61

   A framework for assessing the health of a water project

   2015 · github.com · its alternatives →

2. 2
   Boundary Free▲74

   Server and App Monitoring

   2014 · domaineasy.com · its alternatives →

3. 3SW
   Simple Website Monitoring Tool▲5

   2014 · blog.insping.com · its alternatives →

4. 4SI
   Sonar – Instantly evaluate and continuously monitor apps▲9

   2019 · templarbit.com · its alternatives →

5. 5MI
   Monometric.io – infrastructure monitoring platform▲7

   2018 · monometric.io · its alternatives →

6. 6AT
   A toolkit for CSS3-based industrial monitoring components.▲9

   2013 · valdez42.github.io · its alternatives →

7. 7MA
   Modus, a Datalog dialect for building Docker/OCI container images▲9

   2022 · modus-continens.com · its alternatives →

8. 8
   Sonar▲14

   A linting tool for the web

   2017 · its alternatives →

9. 9FM
   Free monitoring and notification service. (Alpha)▲8

   2016 · monitorthis.site · its alternatives →

10. 10
    New Kind of Servers Monitoring Nearing Completition (GitHub.com)▲7

    2016 · github.com · its alternatives →

11. 11
    Global Fishing Watch▲6

    Near real-time view of commercial fishing activity

    2016 · globalfishingwatch.org · its alternatives →

12. 12SN
    Surf.new – An open-source alternative to OpenAI Operator▲9

    2025 · surf.new · its alternatives →

13. 13D1
    Desole 1.0 – opensource error tracking, integrated with AWS▲8

    2018 · desole.io · its alternatives →

14. 14
    BoatPassport▲7

    Professional boat management software for sailors and boat owners. Track maintenance, expenses, voyages, and inventory with comprehensive analytics and smart reminders. Start your 7-day free trial today.

    Nov 2025 · boatpassport.app · its alternatives →

15. 15SC
    Simple Cron Monitoring Tool▲8

    2018 · cronhub.io · its alternatives →

16. 16RW
    Realtime Website Analytics for Free▲9

    2018 · statvoo.com · its alternatives →

17. 17SC
    ServsUp.co – Server status monitor designed for local/private networks▲6

    2016 · servsup.co · its alternatives →

18. 18OA
    OTel and AI native observability tool for modern startups▲6

    2024 · iudexai.com · its alternatives →

19. 19PU
    Pingrd – Uptime Monitoring Service▲5

    2015 · pingrd.com · its alternatives →

20. 20BR
    Beta release of open-source alerts platform for developers▲5

    2023 · emitbase.github.io · its alternatives →

21. 21
    HullSpeed▲8

    A better boat speedometer

    Jul 2026 · hullspeed.app · its alternatives →

22. 22US
    UvCharts - Simple yet powerful charting library for developers▲5

    2015 · imaginea.github.io · its alternatives →

23. 23SA
    Schezzle, a flexible website monitoring tool▲5

    2017 · schezzle.com · its alternatives →

24. 24RT
    Real-time Nginx monitoring with Lua and metrics▲8

    2015 · luameter.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 →