Building and testing Lambda@Edge functions with CloudFront is complicated, as deployments can take up to 10 minutes. With LocalStack, you can build, test, and debug your Lambda@Edge functions locally!

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AWS Fundamentals

Learn how to efficiently build, test, and debug Lambda@Edge functions locally using LocalStack. This approach eliminates lengthy deployment times associated with CloudFront, enabling rapid iteration and reducing the risk of errors in real deployments. The guide includes step-by-step instructions for setting up LocalStack, creating a Lambda@Edge function, and configuring a CloudFront distribution.

Building & Testing Lambda@Edge Functions with LocalStack