# Reference Application
source: https://developer.mastercard.com/consumer-credit-analytics/documentation/developer-tools/reference-app/index.md

The reference application shows a typical usage of the Consumer Credit Analytics API and how to integrate different operations in the Sandbox environment. You can either re-use or take code references for your implementation.
>
> #### What you will learn {#what-you-will-learn}
>
> * How to use the reference application
> * How to configure your application for the Sandbox and the Production environments
> * How to test your application

## Pre-requisites {#pre-requisites}

* [Java 11](https://www.java.com/en/) and above installed
* [IntelliJ IDEA](https://www.jetbrains.com/idea/) (or any other IDE of your choice)

## Technologies Used {#technologies-used}

* [Apache Maven](https://maven.apache.org/)
* [OpenAPI Generator](https://openapi-generator.tech/)

## Download the Reference Application {#download-the-reference-application}

To interact with our reference implementation materials, download the zip file applicable to the the API service:

|          API service           |                                                                Reference application                                                                |
|--------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------|
| Consumer Credit Analytics(CCA) | [consumercreditanalytics.zip](https://static.developer.mastercard.com/content/consumer-credit-analytics/uploads/consumercreditanalytics.zip) (34MB) |

In the root directory of the application, follow the **README.md** file to configure and run the application.
Tip: Refer to the [Quick Start Guide](https://developer.mastercard.com/consumer-credit-analytics/documentation/quick-start-guide/index.md) section which includes steps on consuming this API from the Mastercard reference application and creating a new project.