Dev tools · alternatives · 2026

24 alternatives to Chronos

Open Source Monitoring Tool

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
   Chronos▲9

   Chronos is a comprehensive open-source monitoring tool

   2023 · its alternatives →

2. 2
   Chronoscope▲117

   Automated time tracking for software teams

   2024 · its alternatives →

3. 3
   Chronoscope▲77

   Automatic time categorization for software engineering teams

   2023 · its alternatives →

4. 4
   Chronos for Jira▲112

   Time tracking made easy

   2025 · chronos-for-jira.com · its alternatives →

5. 5
   OpenStatus▲434

   Open-source status page and uptime monitoring system

   Oct 2025 · openstatus.dev · its alternatives →

6. 6
   Netumo▲92

   Uptime monitoring is easy, and simple.

   2021 · its alternatives →

7. 7
   Chrono API▲90

   Forecasting for developers

   2018 · its alternatives →

8. 8
   Chronos▲83

   A simple Pomodoro timer for macOS 🍅

   2018 · its alternatives →

9. 9
   Free Monitoring Suite by WebGazer▲338

   Monitoring for websites, APIs, and cron jobs

   2024 · its alternatives →

10. 10OO
    OpenStatus – Open-source monitoring with incident managements▲171

    Hey HN! We’re Max and Thibault building OpenStatus.dev an OpenSource synthetic monitoring platform with incident managements 1 min demo: https://twitter.com/mxkaske/status/1685666982786404352 We have just reached 2000 stars on GitHub https://github.com/openstatusHQ/openstatus We are really excited to hear your feedback/questions and connect further: our emails are [email protected] and [email protected]. Thank you!

    2023 · openstatus.dev · its alternatives →

11. 11
    Cronhub▲419

    Painless cron monitoring in a simple dashboard

    2018 · its alternatives →

12. 12
    Robodash▲103

    Cron and uptime monitoring dashboard

    2019 · its alternatives →

13. 13
    66uptime▲98

    Self-hosted & easy to use uptime monitoring software.

    2022 · its alternatives →

14. 14
    Chronos – Master of Time▲113

    Time zone converter, meeting scheduler + video conferencing

    2017 · its alternatives →

15. 15
    Lighthouse▲144

    Real-time monitoring and alerts for Slack administrators

    2016 · its alternatives →

16. 16
    Monika▲78

    Open source and free HTTP monitoring tool

    2022 · its alternatives →

17. 17SO
    ServiceRadar – open-source Network Observability Platform▲61

    ServiceRadar is an open-source platform for distributed, secure network management and observability, scaling to 100k+ devices. Born from frustration with complex traditional NMS tools like Zabbix, it bridges legacy (SNMP/syslog) and modern (gNMI, OTLP) protocols for cloud-native environments. We built ServiceRadar to simplify monitoring hybrid telecom networks, evolving it into a Kubernetes-native solution with Helm and Docker support. It uses mTLS with SPIFFE/SPIRE, NATS JetStream for event streaming (90M+ EPS), and SRQL for intuitive queries. Integrated with OpenTelemetry,…

    Oct 2025 · github.com · its alternatives →

18. 18
    Chronos Monitor▲2

    Error tracking and observability built for Ruby on Rails

    24d ago · chronosmonitor.com.br · its alternatives →

19. 19
    KlusterView▲82

    Kubernetes cluster monitoring made easy

    2023 · its alternatives →

20. 20
    Chronoid▲51

    Automatic time tracking & productivity for macos

    Nov 2025 · chronoid.app · its alternatives →

21. 21
    Kodezi Chronos-1▲56

    A debugging-native language model

    Dec 2025 · kodezi.com · its alternatives →

22. 22
    Helios▲75

    Open-source monitoring tool for AWS serverless applications

    2021 · its alternatives →

23. 23
    TaVivo▲100

    Monitor APIs or web services based on a configurable time

    2022 · its alternatives →

24. 24SH
    Self-hosted, open-source infrastructure monitoring and alerting▲82

    2014 · cabotapp.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 →