cfn-lint
CloudFormation Linter
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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
CloudFormation Linter
Last Updated
Feb 24, 2026 at 14:14
License
MIT-0
Total Downloads
19.5K
Version Downloads
55
Supported Platforms
macOS-arm64
linux-64
linux-aarch64
win-64
Unsupported Platforms
linux-ppc64le Last supported version: 0.52.0
win-32 Last supported version: 0.52.0
macOS-64 Last supported version: 1.37.0
linux-s390x Last supported version: 0.86.1
GitHub Repository
https://github.com/aws-cloudformation/cfn-lint