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 ✅ 1.39.1

Depends on:

libyaml 0.2.5 YAML Parser
python@3.13 3.13.7 Interpreted, interactive, object-oriented programming language

Depends on when building from source:

rust 1.89.0 Safe, concurrent, practical language

Analytics:

Installs (30 days)
cfn-lint 3,752
cfn-lint --HEAD 5
Installs on Request (30 days)
cfn-lint 2,755
cfn-lint --HEAD 5
Build Errors (30 days)
cfn-lint 0
Installs (90 days)
cfn-lint 11,169
cfn-lint --HEAD 21
Installs on Request (90 days)
cfn-lint 8,818
cfn-lint --HEAD 21
Installs (365 days)
cfn-lint 48,852
cfn-lint --HEAD 91
Installs on Request (365 days)
cfn-lint 44,326
cfn-lint --HEAD 91