The official CLI tool for Amazon Web Services.

# To list all IAM users:
aws iam list-users

# To list all EC2 instances from a specific region:
aws ec2 describe-instances --region <us-east-1>

# To receive message from a specific SQS queue:
aws sqs receive-message --queue-url <https://queue.amazonaws.com/546123/Test>

# To publish message to the specific SNS topic:
aws sns publish --topic-arn <arn:aws:sns:us-east-1:54633:testTopic> --message "Message"

# To to see help text for the AWS command:
aws <command> help