Convert Word to PowerPoint file via Java using REST API

Convert Word to PowerPoint Presentation in Java.

Converting Word documents to PowerPoint presentations can be a challenging task, especially if you’re working with a large number of files. Fortunately, the GroupDocs.Conversion Cloud SDK for Java offers an efficient and straightforward solution to this problem. With this SDK, you can quickly convert Word to PowerPoint presentation in Java, saving you time and effort. In this article, we’ll explore how to use GroupDocs.Conversion Cloud SDK for Java to convert Word documents to PowerPoint presentations.

This article covers the following topics:

Java Library to Convert Word DOC into PowerPoint - SDK Installation

To convert Word to PowerPoint presentations, we are going to use GroupDocs.Conversion Cloud SDK for Java. This powerful API allows you to convert various types of documents and images, including PowerPoint files, to PNG format. Integrating the GroupDocs.Conversion Cloud SDK into Java-based applications is straightforward and efficient, eliminating the need for additional software.

You can either download the API’s JAR file or install it using Maven by adding the following repository and dependency into your project’s pom.xml file:

Maven Repository:

    <name>GroupDocs Artifact Repository</name>

Maven Dependency:


Next, sign up for a free trial account on GroupDocs and get your API key. Once you have the Client Id and Client Secret, add below code snippet to a Java-based application:

How to Convert Word to PowerPoint File in Java using REST API

To convert a Word document to a PowerPoint presentation using GroupDocs.Conversion Cloud SDK for Java, you need to follow these steps:

Upload the File

Firstly, upload the Word document to the cloud storage with the following code snippet:

Hence, the uploaded Word file will be available in the files section of your dashboard on the cloud.

Convert Word to PowerPoint using Java

This section explains how to programmatically convert a Word document to a PowerPoint file by using the steps listed below:

  • Firstly, create an instance of ConvertApi class.
  • Secondly, create an instance of the ConvertSettings class.
  • Thirdly, provide the cloud storage name.
  • Now, set the input Word file path and the target file format to “pptx”.
  • After that, create an instance of the DocxLoadOptions class.
  • Now, provide the setPassword load options and setLoadOptions settings.
  • Next, create an instance of the PptxConvertOptions class.
  • Optionally, provide various convert options like setFromPage, setPagesCount, setZoom, etc.
  • Then, create a ConvertDocumentRequest class instance and pass the settings parameter.
  • Finally, call the convertDocument() method and pass the ConvertDocumentRequest parameter.

The following sample code snippet shows how to convert Word DOCX to PPTX using REST API:

The output can be seen in the image below:

How to Convert DOC to PPT in Java using REST API.

Convert Word DOCX to PowerPoint PPTX via Java.

Download the Converted File

The above code sample will save the converted PowerPoint file to the cloud. You can download it using the following code snippet:

Free Online Word to PowerPoint Converter

How to convert Word to PowerPoint files online for free? Please try the free Word DOCX to PPTX converter to change Word to PowerPoint online. This converter is developed using the above-mentioned Word to PPTX REST API.


In summary, we’ve covered the following points:

  • how to convert Word to PowerPoint format in Java programmatically, as well as additional customization options;
  • programmatically upload the Word file to the cloud and then download the converted PowerPoint from the cloud;
  • and convert any Word to PowerPoint for free using a free online DOC to PPT converter.

Moreover, we also provide an API Reference section that lets you visualize and communicate with our APIs directly through the browser. Java SDK’s complete source code is freely available on Github. Please check the GroupDocs.Conversion Cloud SDK for Java Examples here.

Additionally, we suggest you follow our Getting Started guide for detailed steps and API usage.

Finally, we keep writing new blog articles on different file formats and conversions using REST API. So, please get in touch for the latest updates.

Ask a question

For any queries/discussions about Word to PowerPoint Conversion API, please feel free to contact us via the forum.


How do I convert Word to PowerPoint in Java?

Please follow this link to learn the Java code snippet for how to change Word files to PowerPoint format quickly and easily.

How to convert DOCX to PowerPoint online for free?

DOCX to PowerPoint converter online free allows you to convert Word to PowerPoint free, quickly and easily. Once the online conversion of Word to PowerPoint is completed, you can instantly download the converted PowerPoint file instantly.

  • Open online DOCX to PowerPoint converter.
  • Click inside the file drop area to upload a PowerPoint file or drag & drop a PowerPoint file.
  • Click on the Convert Now button. Free online DOCX to PPTX converter will convert Word to PowerPoint files online for free.
  • Download link of the resultant PowerPoint file will be available instantly after converting Word to PowerPoint file free.

How to convert Word to PowerPoint offline on Windows?

Please visit this link to download Word DOC to PowerPoint converter offline for windows. This Word to PowerPoint converter free download software can be used to import Word into PowerPoint files on Windows quickly, with a single click.

Is the GroupDocs.Conversion Cloud SDK for Java free to use?

No, the GroupDocs.Conversion Cloud SDK for Java is not free to use. However, it offers a free trial period, which allows you to test its features and functionalities.

Can I customize the conversion process using the GroupDocs.Conversion Cloud SDK for Java?

Yes, the GroupDocs.Conversion Cloud SDK for Java provides various customization options, such as setting the output file format, specifying the conversion quality, and many others.

Can I convert Word documents to other file formats using GroupDocs.Conversion Cloud SDK for Java?

Yes, you can convert Word documents to various file formats, including PDF, HTML, and many others.

What file formats do the GroupDocs.Conversion Cloud SDK for Java support?

The GroupDocs.Conversion Cloud SDK for Java supports a wide range of file formats, including DOC, DOCX, PPT, PPTX, PDF, HTML, and many others.

See Also

If you want to learn more about related topics, we recommend reading the articles listed below: