# Create a web application that sends and retrieves messages by using Amazon SQS
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The following code examples show how to create a messaging application by using Amazon SQS.

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#### [ Java ]

**SDK for Java 2.x**  
 Shows how to use the Amazon SQS API to develop a Spring REST API that sends and retrieves messages.   
 For complete source code and instructions on how to set up and run, see the full example on [GitHub](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/javav2/usecases/creating_message_application).   

**Services used in this example**
+ Amazon Comprehend
+ Amazon SQS

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#### [ Kotlin ]

**SDK for Kotlin**  
 Shows how to use the Amazon SQS API to develop a Spring REST API that sends and retrieves messages.   
 For complete source code and instructions on how to set up and run, see the full example on [GitHub](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/kotlin/usecases/creating_message_application).   

**Services used in this example**
+ Amazon Comprehend
+ Amazon SQS

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For a complete list of AWS SDK developer guides and code examples, see [Using Amazon Comprehend with an AWS SDK](sdk-general-information-section.md). This topic also includes information about getting started and details about previous SDK versions.