AWS S3 Bucket Local Testing Using LocalStack

Onexlab
4 min readDec 5, 2020

In this article, We will show you how you can use LocalStack to test AWS S3 Bucket on your local system.

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What is LocalStack?

LocalStack provides an easy-to-use test/mocking framework for developing Cloud applications. This means you can test AWS cloud resources locally on your machine.

Note: LocalStack supporting only AWS cloud stack.

LocalStack spins up the following core Cloud APIs on your local machine.

  • ACM , API Gateway, CloudFormation, CloudWatch
  • CloudWatch Logs, DynamoDB, DynamoDB Streams
  • EC2, Elasticsearch Service, EventBridge (CloudWatch Events)
  • Firehose, IAM, Kinesis, KMS, Lambda, Redshift
  • Route53, S3, SecretsManager, SES, SNS
  • SQS, SSM, StepFunctions, STS

Benefits of Using LocalStack

  • Reduce Cost
  • Test AWS Cloud Resource Locally

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