Free online PPSX to PPT conversion via nodejs

Use free online app or Nodejs SDK to convert between PPSX & PPT as well as several popular formats from Microsoft^® PowerPoint.

Nodejs Code for Converting PPSX to PPT

Converting PPSX to HTML
const fileName = "uploaded.PPSX";
const outPath = "uploaded.HTML";
const api = TestInitializer.getApi();
return api.copyFile("TempTests/" + fileName, folderName + "/" + fileName).then(() => {
    return api.savePresentation(fileName, model.ExportFormat.Pdf, outPath, null, "password", folderName).then((putResult) => {
        return api.objectExists(outPath).then((existsResult) => {
        });
    });
});

    Converting HTML to PPT
const fileName = "uploaded.HTML";
const outPath = "uploaded.PPT";
const api = TestInitializer.getApi();
return api.copyFile("TempTests/" + fileName, folderName + "/" + fileName).then(() => {
    return api.savePresentation(fileName, model.ExportFormat.Pdf, outPath, null, "password", folderName).then((putResult) => {
        return api.objectExists(outPath).then((existsResult) => {
        });
    });
});

How to convert PPSX to PPT online in Cloud Apps

Initialize WordsApi and CellsApi with Client Id, Client Secret, Base URL & API version
Set ConvertDocumentRequest with parameters local file name and format as HTML
Call WordsApi convertDocument to convert PPSX document to HTML
Initialize SaveOption from CellsAPI with parameters SaveFormat as PPT
Call cellsSaveAsPostDocumentSaveAs method to convert PPSX file to PPT

Get Started with Aspose.Total REST APIs

Create an account at Dashboard to get free API quota & authorization details
Get Aspose.Words and Aspose.Cells Cloud SDKs for Nodejs source code from Aspose.Words GitHub and Aspose.Cells GitHub repos to compile/use the SDK yourself or head to the Releases for alternative download options.
Also have a look at Swagger-based API Reference for Aspose.Words and Aspose.Cells to know more about the REST API.

How to Convert PowerPoint PPSX to other formats online

You can use Aspose.Slides to transform PPSX files into HTML format. Then, you can input the HTML files to any of the APIs in Aspose.Total, such as Aspose.Words, Aspose.Cells, Aspose.PDF, Aspose.Email, Aspose.Diagram, Aspose.Tasks, Aspose.3D, Aspose.HTML. This will allow you to output the files in hundred of different formats.

To see the full list of supported formats, please check the Aspose.Total Cloud page.

How to convert MS PowerPoint PPSX to Image formats

Aspose.Slides Cloud SDK produces few quick and easy ways to convert MS PowerPoint files to various image formats similar to what we have done above for PPT: by direct REST API calls or using SDKs. There are multiple image formats accessible for converting PowerPoint slides with Aspose.Slides Cloud APIs - JPEG, PNG, BMP, GIF, and TIFF.

Create SlidesApi class instance to convert PPSX document
Call Convert method of SlidesApi class instance for conversion from PPSX and provide desired format as 2nd parameter.

How to Convert PPSX to PDF online

For PPSX to PDF, you need to go to the web page PPSX to PDF and upload the PPSX file from your device. Then, you need to click on the “Convert” button and wait for the conversion to finish. After that, you can download the PDF file to your device.

How to Convert Webpage to PPT format

For Webpage to PPT format conversion, you need to go to the website Webpage to PPT and enter the URL of the webpage you want to convert in the input box. Then, you need to click on the “Convert” button and wait for the conversion to finish. After that, you can download the PPT file to your device.

FAQ

What is PPSX Format?
PPSX, Power Point Slide Show, file are created using Microsoft PowerPoint 2007 and above for Slide Show purpose. It is an update to the PPS file format that was supported by Microsoft PowerPoint 97-2003 versions. When a PPSX file is shared with another user and opened, it starts as PowerPoint show unlike PPTX file that opens in editable mode. The sequence of slide show is the same as in the original presentation. All the slides accompany the images, sounds and other embedded media accompany the presentation slides to the PPSX during the slideshow.
What is PPT Format?
A file with PPT extension represents PowerPoint file that consists of a collection of slides for displaying as SlideShow. It specifies the Binary File Format used by Microsoft PowerPoint 97-2003. A PPT file can contain several different types of information such as text, bulleted points, images, multimedia and other embedded OLE objects. Microsoft came up with newer file format for PowerPoint, known as PPTX, from 2007 onwards that is based on Office OpenXML and is different from this binary file format. Several other application programs such as OpenOffice Impress and Apple Keynote can also create PPT files.
How can I get started with Aspose.Total REST APIs?
Quickstart not only guides through the initialization of Aspose.Total Cloud API, it also helps in installing the required libraries.
Where can I see the release notes for Aspose.Total Cloud API?
Complete release notes can be reviewed at Aspose.Total Cloud Documentation.
Is it safe to convert PPSX to PPT in the Cloud?
Of course! Aspose Cloud uses Amazon EC2 cloud servers that guarantee the security and resilience of the service. Please read more about Aspose's Security Practices.
What file formats are supported by Aspose.Total Cloud API?
Aspose.Total Cloud can convert file formats from any product family to any other product family to PDF, DOCX, XPS, image(TIFF, JPEG, PNG BMP), MD and more. Checkout the complete list of supported file formats.
I can not find the SDK for my favorite language. What should I do?
Aspose.Total Cloud is also available as a Docker Container. Try using it with cURL in case your required SDK is not available yet.