Life & fun · alternatives · 2026

Mostro is a server monitoring tool that tracks system performance and health. It serves system administrators and DevOps professionals who need straightforward visibility into their infrastructure. The product… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Mostro – simple and flexible server monitoring launched in 2015; newer entries below may have overtaken it.

1. 1
   Mostro▲3

   Simple & flexible server monitoring

   2015 · its alternatives →

2. 2
   Linux server monitoring web dashboard▲175

   A beautiful web dashboard for Linux. Contribute to tariqbuilds/linux-dash development by creating an account on GitHub.

   2014 · github.com · its alternatives →

3. 3
   Monitornator▲98

   Server monitoring made simple

   2019 · sumvipvn.net · its alternatives →

4. 4
   Pulse▲75

   A simple tool to monitor your servers and sites

   2019 · its alternatives →

5. 5
   Perfio▲117

   Web vitals and performance monitoring

   2024 · its alternatives →

6. 6RT
   Real-time server monitoring in your browser▲346

   2014 · scoutapp.github.io · its alternatives →

7. 7
   Perf▲97

   Simple app monitoring with meaningful alerts

   2016 · interseller.io · its alternatives →

8. 8
   Middleware▲257

   Open-source DORA metrics for software engineering teams

   2024 · github.com · its alternatives →

9. 9
   Falco – Open-Source Web Performance Monitoring▲119

   Falco helps you monitor, analyze, and optimize your websites. - theodo/falco

   2019 · github.com · its alternatives →

10. 10
    HealthyServers▲68

    Making server monitoring easy

    2021 · its alternatives →

11. 11NM
    Network Monitor – a GUI to spot anomalous connections on your Linux▲156

    A real-time network connection monitoring tool built with Rust and GTK4, displaying active connections with live I/O statistics in a modern graphical interface. https://github.com/grigio/network-monitor

    Nov 2025 · its alternatives →

12. 12
    An open source performance monitoring tool▲135

    Hey HN. We’re Jay and Vadim from Highlight.io (https://highlight.io). We’re building an open source [1] monitoring platform for web applications. Today we’re excited to be sharing a performance tool we’ve been working on, which helps you inspect the latency of code execution from the client to the server. As engineers at past startups, we often had to debug slow queries, poor load times, inconsistent errors, etc... While tools like Jaegar [2] helped us inspect server-side performance, we had no way to tie user events to the traces we were inspecting. In other words, although we had…

    2024 · github.com · its alternatives →

13. 13
    Helios▲75

    Open-source monitoring tool for AWS serverless applications

    2021 · its alternatives →

14. 14RT
    Real-time application performance monitoring▲68

    2012 · dashboard.graphdat.com · its alternatives →

15. 15
    Monitoror▲105

    Unified monitoring wallboard

    2020 · monitoror.com · its alternatives →

16. 16
    Ward – Minimalistic Server Dashboard▲96

    Server dashboard that enables you to monitor and track the status of your server. - Rudolf-Barbu/Ward

    2020 · github.com · its alternatives →

17. 17
    Pulsewave▲93

    The simplest uptime monitoring for developers & teams

    2019 · apps.shopify.com · its alternatives →

18. 18
    Nixstats▲117

    A new powerful monitoring tool for your server and website.

    2017 · login.webpros.com · its alternatives →

19. 19
    monitro.dev▲117

    Simple & cheap log alerting

    2024 · its alternatives →

20. 20
    Watchlog▲19

    The lightweight, self-hosted monitoring platform.

    2025 · watchlog.io · its alternatives →

21. 21
    Monitor Monkey▲9

    Zero config linux server monitoring and alerting

    2025 · its alternatives →

22. 22
    EOS Crop Monitoring▲58

    Advanced digital agro-platform for effective farm management

    2019 · eos.com · its alternatives →

23. 23
    Datadog▲75

    Modern monitoring for your infrastructure, apps, and logs

    2014 · datadoghq.com · its alternatives →

24. 24
    Serro (Early Access)▲47

    Temporal knowledge graphs for fast moving engineering teams

    Jan 2026 · serro.ai · 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 →