cfn-lint
Checks CloudFormation templates for practices and behaviour that could potentially be improved
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Description
Validate CloudFormation yaml/json templates against the CloudFormation spec and additional checks. Includes checking valid values for resource properties and best practices.
About
Summary
Checks CloudFormation templates for practices and behaviour that could potentially be improved
Last Updated
Dec 18, 2025 at 23:02
License
MIT
Total Downloads
3.1M
Supported Platforms
noarch
Unsupported Platforms
linux-64 Last supported version: 0.54.2
macOS-64 Last supported version: 0.54.2
win-64 Last supported version: 0.54.2
linux-aarch64 Last supported version: 0.54.2
linux-ppc64le Last supported version: 0.54.2
GitHub Repository
https://github.com/aws-cloudformation/cfn-python-lint