iam-lint vs ImmuniWeb Cloud Security Test: side-by-side comparison (2026)

iam-lint: A GitHub action that lints AWS IAM policy documents to identify security issues and misconfigurations with configurable severity levels and custom rules.

ImmuniWeb Cloud Security Test: Free cloud storage security scanner for AWS, Azure, and GCP environments. Built by ImmuniWeb.

The table above shows where their features, integrations, deployment and company size fit differ.

iam-lint is open-source with 38 GitHub stars. ImmuniWeb Cloud Security Test is made by ImmuniWeb. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. iam-lint and ImmuniWeb Cloud Security Test are both Cloud Security Posture Management products, and both cover AWS, Security Scanning. Key differences: iam-lint is open-source. Use the table above to see where features, deployment and company size fit differ.