cfn-lint

Install command:
brew install cfn-lint

Validate CloudFormation templates against the CloudFormation spec

https://github.com/aws-cloudformation/cfn-lint/

License: MIT-0

Formula JSON API: /api/formula/cfn-lint.json

Formula code: cfn-lint.rb on GitHub

Bottle (binary package) installation support provided for:

macOS on
Apple Silicon
sequoia
sonoma
ventura
macOS on
Intel
sonoma
ventura
Linux ARM64
x86_64

Current versions:

stable 1.35.3

Depends on:

libyaml 0.2.5 YAML Parser
python@3.13 3.13.3 Interpreted, interactive, object-oriented programming language

Depends on when building from source:

rust 1.87.0 Safe, concurrent, practical language

Analytics:

Installs (30 days)
cfn-lint 3,236
cfn-lint --HEAD 5
Installs on Request (30 days)
cfn-lint 2,983
cfn-lint --HEAD 5
Build Errors (30 days)
cfn-lint 0
Installs (90 days)
cfn-lint 12,808
cfn-lint --HEAD 21
Installs on Request (90 days)
cfn-lint 11,979
cfn-lint --HEAD 21
Installs (365 days)
cfn-lint 57,282
cfn-lint --HEAD 97
Installs on Request (365 days)
cfn-lint 53,105
cfn-lint --HEAD 97
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