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Starting on March 23, 2026, LocalStack for AWS will consolidate into a single image that requires authentication. Learn more about what’s changing and what this means for your setup in this blog post.

Overview

LocalStack is a cloud service emulator that runs in a single container on your laptop or in your CI environment. With LocalStack, you can run your AWS applications or Lambdas entirely on your local machine without connecting to a remote cloud provider!

Whether you are testing complex CDK applications or Terraform configurations, or just beginning to learn about AWS services, LocalStack helps speed up and simplify your testing and development workflow.

LocalStack supports a growing number of AWS services , like Lambda, S3, DynamoDB, Kinesis, SQS, SNS, and more! LocalStack Pro supports additional APIs and advanced features to make your cloud development experience a breeze!

You can find a comprehensive list of supported APIs on each AWS service page.

LocalStack also provides additional features to make your life as a cloud developer easier!

Check out LocalStack’s Cloud Developer Tools.