FREEDOM251

Freedom251 › IT & Infrastructure

Free and open first

Best Cloud Vulnerability Scanners in 2026

Cloud vulnerability scanners help you examine security across cloud platforms, infrastructure-as-code, identities, and workloads. Compared on attack path analysis, identity analysis, IaC scanning, and workload scanning, the entries also indicate supported cloud platforms and deployment models. Free-plan availability and paid-from pricing add cost context. Intruder, Mondoo CSPM, and Trivy are among the options to compare, along with Grype and Kubescape. Consider the environments you need to assess and which kinds of scanning are relevant to your work; the listed coverage and deployment details offer concrete ways to evaluate fit.

  1. 1

    Grype

    Free plan Open source LinuxMacSelf-hosted+1

    Grype covers a broad range of scan targets and package ecosystems, with several output formats and vulnerability prioritization options.

    9.0 Free plan Visit site
  2. 2

    Kubescape

    Free plan Open source APILinuxMac+2

    Choose Kubescape if you want a free, self-hosted Kubernetes security platform with configuration, image, compliance, and runtime coverage.

    8.9 Free plan Visit site
  3. 3

    Mondoo CSPM

    Free plan Open source APIExtensionLinux+3

    Mondoo CSPM pairs cloud scanning and risk prioritization with reviewable remediation proposals and evidence tracking.

    8.8 Free plan Visit site
  4. 4

    AccuKnox

    Free plan LinuxSelf-hostedWeb

    AccuKnox combines visibility and enforcement with several deployment models and broad stated compliance coverage.

    7.6 Free plan · pricing on request · 30-day trial Visit site
  5. 5

    Intruder

    Free plan APILinuxMac+2

    Intruder combines continuous scanning with prioritization and remediation guidance across several kinds of targets.

    7.3 Free plan · 14-day trial Visit site
  6. 6

    Onam Security API Security

    Free plan APILinuxMac+3

    Choose Onam Security API Security if your team needs to discover and assess API exposure across cloud environments, with configuration scans that do not send traffic to APIs.

    7.2 Free plan · paid from $22/mo · 14-day trial Visit site
  7. 7

    Cy5 Cloud-Native Vulnerability Management

    Free plan Web

    Cy5 combines cloud workload scanning, risk prioritization, and compliance reporting across three named cloud providers.

    7.1 Pricing on request Visit site
  8. 8

    Prowler Cloud

    Free plan APILinuxSelf-hosted+1

    Choose Prowler Cloud if your team wants managed scans, compliance coverage, prioritized findings, and remediation guidance across cloud and related environments.

    7.1 From $79/mo (annual) Visit site
  9. 9

    RapidFort

    Free plan LinuxSelf-hostedWeb

    RapidFort combines container vulnerability analysis, runtime profiling, image hardening, and compliance features in one offering.

    6.9 Free plan Visit site
  10. 10

    Trivy

    Free plan LinuxMacSelf-hosted+1

    Trivy combines several scanner types with broad installation and integration options, and it can generate SBOMs.

    6.9 Free plan Visit site
  11. 11

    ZeusCloud

    Free plan Self-hostedWeb

    ZeusCloud combines AWS asset visibility with risk analysis, rule controls and remediation guidance. It is self-hosted, and the project cautions users not to expose it to the public internet.

    6.6 Free plan Visit site
  12. 12

    Anchore Enterprise

    Free trial APILinuxSelf-hosted+1

    Choose Anchore Enterprise if your organization needs SBOM-driven security and compliance controls across software and runtime images.

    6.5 Pricing on request Visit site
  13. 13

    Alibaba Cloud Security Center

    Free plan Web

    Consider Security Center if you want web-based security coverage for one of its supported cloud platforms, with a free Basic plan or paid editions for additional capabilities.

    6.4 Free plan · paid from $1/mo · 7-day trial Visit site
  14. 14

    OpenCNAPP

    Free plan Self-hosted

    OpenCNAPP spans cloud posture, pipeline security, and runtime protection, with broad deployment options listed.

    6.4 Open source Visit site
  15. 15

    Amazon Inspector

    Free trial APIWeb

    Amazon Inspector brings workload, container, serverless, repository, and supported Azure scanning into a cloud service with risk prioritization and AWS integrations.

    6.2 15-day trial Visit site
  16. 16

    Astra Security

    Free trial APIWeb

    Astra Security combines automated scanning with human-led penetration testing and coverage for APIs and cloud infrastructure.

    6.2 Free plan · paid from $69/mo · 7-day trial Visit site
  17. 17
    6.2 From $3/user/mo (annual) · 30-day trial Visit site
  18. 18

    Cyscale CSPM

    Free trial APIWeb

    Cyscale CSPM combines multi-cloud checks, risk prioritization, compliance mapping and tracked remediation.

    6.1 From $850/mo (annual) · 14-day trial Visit site
  19. 19

    Holm Security Cloud Security

    Free trial APIWeb

    Choose Holm Security Cloud Security if you need cloud posture assessments across its supported platforms, with continuous asset discovery and a risk remediation workflow.

    6.0 Pricing on request Visit site
  20. 20

    Google Artifact Analysis

    Paid APILinuxMac+1

    Artifact Analysis combines package and image scanning with metadata storage and access through Google Cloud interfaces.

    5.9 From $0.26 Visit site
  21. 21

    Qualys TotalCloud

    Free trial APIWeb

    TotalCloud brings multiple cloud security functions and providers into one platform, with scanning and automated response options.

    5.7 Pricing on request · 30-day trial Visit site
  22. 22

    Tencent Cloud Security Center

    Free plan Web

    Choose Tencent Cloud Security Center if your cloud security work spans Tencent Cloud or other cloud platforms and needs the four named scanning and analysis areas.

    5.4 Free plan Visit site
  23. 23

    Datadog Cloud Security Management

    Paid LinuxWebWindows
    5.1 From $10/mo (annual) · 14-day trial Visit site
  24. 24

    Tenable One Cloud Security

    Paid Web

    Choose Tenable One Cloud Exposure if your organization needs cloud asset visibility and risk analysis across multi-cloud or hybrid environments, with IaC scanning and guided remediation.

    5.0 Pricing on request Visit site
  25. 25

    Huawei Host Security Service

    Paid LinuxWebWindows
    4.5 30-day trial Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

More in IT & Infrastructure