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Dev tools · alternatives · 2026

24 alternatives to K8s Gatekeeper Policy Manager, Easily Visualize Policies and Violations

A simple to use, open-source, web-based tool to see the OPA Gatekeeper's policies deployed in your cluster and their status.

K8s Gatekeeper Policy Manager helps teams visualize and manage Kubernetes policies and policy violations. It is designed for developers and DevOps professionals working with Kubernetes clusters who need to understand… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. K8s Gatekeeper Policy Manager, Easily Visualize Policies and Violations launched in 2020; newer entries below may have overtaken it.

  1. 1KA

    The guardian angel for Kubernetes.

    2017 · target.github.io · its alternatives →

  2. 2

    Kloak - Kubernetes eBPF Secret Interceptor for HTTPS. Secure secret management without application changes or sidecars.

    Apr 2026 · getkloak.io · its alternatives →

  3. 3
    Devtron▲174

    Kubernetes adoption at warp speed

    2023 · devtron.ai · its alternatives →

  4. 4
    K8R▲65

    Kubernetes cluster visualization focused on customization.

    2023 · its alternatives →

  5. 5
    KUR8▲71

    Overview of Kubernetes architecture and Prometheus metrics

    2021 · kur8.io · its alternatives →

  6. 6

    A graphical visualizer for Kubernetes cluster metrics.

    2021 · its alternatives →

  7. 7

    Hello Everyone, I'm excited to introduce a new open-source observability platform and would love to hear your feedback. We are aware that there are lots of open-source/commercial tools out there. However, we believe that monitoring the clusters and extracting actionable insights requires deep know-how about the tools/domain. We mainly focused on this problem. - Alaz is an eBPF agent installed on your K8s cluster as DaemonSet. Thanks to eBPF, Alaz collects traces directly from Linux kernels. This means there's no need for sidecars, instrumentations, or service restarts. - The UI not…

    2023 · github.com · its alternatives →

  8. 8

    Permission Manager is a project that brings sanity to Kubernetes RBAC and Users management, Web UI FTW - sighupio/permission-manager

    2020 · github.com · its alternatives →

  9. 9
    KloudMate▲279

    Logs, metrics, and traces in one platform. KloudMate helps engineers find and fix issues fast. Ask the built-in AI assistant to help track down the cause.

    2023 · kloudmate.com · its alternatives →

  10. 10

    Monitor K8s applications effortlessly, at scale

    2022 · groundcover.com · its alternatives →

  11. 11

    KubeAdvisor helps DevOps adopt best practices for Kubernetes

    2019 · its alternatives →

  12. 12
    Kaptn▲70

    Create and manage your K8s clusters with a user friendly GUI

    2023 · kaptn.io · its alternatives →

  13. 13
    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 →

  14. 14

    End-to-end Kubernetes security open-source platform

    2022 · cloud.armosec.io · its alternatives →

  15. 15

    Kubernetes cluster monitoring made easy

    2023 · its alternatives →

  16. 16DY

    Hi HN, I’m Shimon, the co-founder of Datree: A policy management solution for Kubernetes. We help DevOps engineers prevent misconfigurations in their Kubernetes by enforcing an organizational policy on their clusters. Engineers can define a custom policy or use one of Datree’s built-in policies, such as NIST/NSA Hardening Guide, EKS Security Best Practices, CIS Benchmark, and more. Our website is at https://datree.io and our GitHub is here: https://github.com/datreeio/datree This is not the first time I have shown Datree to the HN community: A little over a…

    2023 · its alternatives →

  17. 17

    Manage application configuration using Kubernetes secrets, configmaps, and Go templates. - kelseyhightower/konfd

    2016 · github.com · its alternatives →

  18. 18

    The Kubernetes native troubleshooting platform

    2021 · komodor.com · its alternatives →

  19. 19DY

    Hi HN, this is Shimon and Eyar of Datree (https://www.datree.io/). When I was an Engineering Manager of Infrastructure at ironSource (NASDAQ:IS) for 400 developers, a developer made a mistake, causing a misconfiguration to reach production, which caused major problems for the company's infrastructure. Mistakes happen all the time - you learn from them and hope to never make them again. But how can we prevent a production issue from recurring, or, how about a bigger challenge — how can you prevent the next one from the get-go? In our case, we tried sending emails to our devs,…

    2021 · its alternatives →

  20. 20

    Hi HN! I've been working on Bor, an open-source system for centralized Linux desktop management. Bor consists of a lightweight Go agent and a central server. Policies are streamed to clients over mTLS/gRPC in real time—no polling—and currently support Firefox, Chrome, KDE, dconf, polkit and package management, with more coming. Version 0.8 introduces several new policy types - Thunderbird, Microsoft Edge for Business and FirewallD zones, along with a number of improvements and fixes. I'd love feedback on the architecture, policy model, and whether this is something you'd consider for…

    Aug 2026 · getbor.dev · its alternatives →

  21. 21

    Hey folks. I'm the author of kr8s. I’ve been working on kr8s for a while now and one of my core goals is to build a Python library for Kubernetes that is the most simple, readable and produces the most maintainable code. It should enable folks to write clean code when working with the Kubernetes API. If you're interested in how it compares with other libraries then check out [this post](https://jacobtomlinson.dev/posts/2023/comparison-of-kr8s-vs-...). Happy to answer any questions you might have in the comments here .

    2023 · github.com · its alternatives →

  22. 22KC

    Hello HN community! I'm excited to share K8s Cleaner, a tool designed to help you clean up your Kubernetes clusters. As Kubernetes environments grow, they often accumulate unused resources, leading to confusion, waste, and clutter. K8s-cleaner simplifies the process of identifying and removing unnecessary components. The tool scans your Kubernetes clusters for unused or orphaned resources—including pods, services, ingresses, and secrets—and removes them safely. You can fully customize which resources to scan and delete, maintaining complete control over what stays and what goes. Getting…

    2024 · sveltos.projectsveltos.io · its alternatives →

  23. 23

    The Smarter Way to Manage Kubernetes.

    2025 · k8studio.io · its alternatives →

  24. 24
    kwatch▲76

    Monitor & detect crashes in Kubernetes cluster instantly

    2022 · kwatch.dev · 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 →