Description:
Command-line tool for working with AWS CloudFormation
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Type: Formula
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Latest Version: 1.24.1@0
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Tracked Since: Dec 24, 2025
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Links:
Homepage |
GitHub |
formulae.brew.sh
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Stars: 933 |
Forks: 88 |
Language: Go |
Category: Devops
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Tags:
aws
cloudformation
devops
infrastructure
cli
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Install:
brew install rain
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About:
Rain is a command-line interface (CLI) tool designed to simplify working with AWS CloudFormation. It provides advanced features like intelligent diffing of template changes, local testing of templates, and building templates from modules. The tool aims to streamline the CloudFormation workflow by making it faster and more intuitive than the standard AWS CLI.
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Key Features:
- Intelligent change detection and diffing for CloudFormation templates
- Local testing and validation of templates without deploying
- Support for CloudFormation modules and seamless packaging
- Faster operations compared to standard AWS CLI commands
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Use Cases:
- Reviewing CloudFormation changes before deployment to prevent errors
- Developing and testing CloudFormation templates locally
- Packaging and deploying complex multi-file templates
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Alternatives:
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AWS CLI
– AWS CLI is the official generic tool, while Rain offers specialized commands specifically optimized for CloudFormation workflows.
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AWS CDK
– CDK uses programming languages to define infrastructure, whereas Rain focuses on improving the YAML/JSON CloudFormation authoring experience.
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| Dec 24, 2025 11:22pm |
1.24.1 |
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