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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 is a comprehensive open-source monitoring tool

    2023 · chronoslany.com · its alternatives →

  2. 2

    Your all-in-one monitoring tool for microservices health

    2020 · github.com · its alternatives →

  3. 3

    Automated time tracking for software teams

    2024 · chronoinnovation.com · its alternatives →

  4. 4
    Chronos▲67

    The ultimate process tracker with pomodoro timer

    2020 · ceamkrier.github.io · its alternatives →

  5. 5

    Automatic time categorization for software engineering teams

    2023 · its alternatives →

  6. 6

    Time tracking made easy

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

  7. 7
    Netumo▲92

    Uptime monitoring is easy, and simple.

    2021 · netumo.com · its alternatives →

  8. 8

    Forecasting for developers

    2018 · its alternatives →

  9. 9

    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!

    2025 · openstatus.dev · its alternatives →

  10. 10
    Chronos▲83

    A simple Pomodoro timer for macOS 🍅

    2018 · chronos.techulus.in · its alternatives →

  11. 11
    Cronitor▲170

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

    2017 · cronitor.io · its alternatives →

  12. 12

    Monitoring for websites, APIs, and cron jobs

    2024 · webgazer.io · its alternatives →

  13. 13

    Time zone converter, meeting scheduler + video conferencing

    2017 · apps.apple.com · its alternatives →

  14. 14
    Cronhub▲418

    Painless cron monitoring in a simple dashboard

    2018 · its alternatives →

  15. 15
    Robodash▲103

    Cron and uptime monitoring dashboard

    2019 · robodash.app · its alternatives →

  16. 16

    Hi HN, I've been building Chronoid, a native macOS time tracker. It runs in the menu bar and automatically logs apps, windows, and file activity using macOS accessibility APIs. Everything is stored locally, no sync or cloud service. At first I tried using DuckDB as the storage engine. It looked promising for analytics, but after ~2 weeks I realized it was overkill for my needs—extra dependencies, trickier integration, and not much real benefit at the scale of a single-user app. I switched to SQLite, and it turned out to be the simpler, more reliable choice. The codebase got smaller and the…

    Nov 2025 · chronoid.app · its alternatives →

  17. 17

    Real-time monitoring and alerts for Slack administrators

    2016 · its alternatives →

  18. 18

    The missing cron CLI for AWS Cloudwatch and Lambda - cronyo/cronyo

    2020 · github.com · its alternatives →

  19. 19
    Monika▲78

    Open source and free HTTP monitoring tool

    2022 · monika.hyperjump.tech · its alternatives →

  20. 20

    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,…

    2025 · github.com · its alternatives →

  21. 21

    Error tracking and observability built for Ruby on Rails

    Aug 2026 · chronosmonitor.com.br · its alternatives →

  22. 22

    Kubernetes cluster monitoring made easy

    2023 · its alternatives →

  23. 23
    Kerno▲132

    Hey HN! Anibal, Sean, Vlad, Maxi and Karim here we're the co-founders of Kerno (https://www.kerno.io/). We're building a zero-hassle tool to help developers monitor and troubleshoot their services in a way that makes sense. No complex rollouts, no custom infra, no tons of instrumentation, no sidecars… none of that! Just a minimum effort, out-of-the box, highly contextualized and interactive experience so you and your team can focus on shipping! We basically scan your cluster resources, build usable abstractions on top of all the kubernetes craziness, identify monitor your…

    Dec 2025 · kerno.io · its alternatives →

  24. 24
    Helios▲75

    Open-source monitoring tool for AWS serverless applications

    2021 · its alternatives →

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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 →