Convert PPSX to XLSX via C#

.NET API for PPSX to XLSX conversion without using Microsoft® Excel or PowerPoint


By using Aspose.Total for .NET you can convert PPSX file to XLSX within any .NET, C#, ASP.NET and VB.NET application in two simple steps. Firstly, by using Aspose.Slides for .NET , you can export PPSX to HTML. After that, by using Aspose.Cells for .NET Spreadsheet Programming API, you can convert HTML to XLSX.

How to Convert PPSX to XLSX via C#

  1. Open PPSX file using Presentation class
  2. Export PPSX as HTML by using Save method
  3. Load HTML document by using Workbook class
  4. Save the document to XLSX using Save method

PPSX File Conversion in C#

For PPSX file to XLSX Conversion in C#, please install the API from the command line as nuget install Aspose.Total or via Package Manager Console of Visual Studio.

Alternatively, get the offline MSI installer or DLLs in a ZIP file from downloads .

Convert Protected PPSX to XLSX via C#

While converting PPSX file to XLSX, if your input PPSX document is password protected you cannot convert it to XLSX without decrypting the document. When your document is password protected, it means it enforces certain restrictions on the presentation. To remove the restrictions, the password has to be entered. A password-protected presentation is considered a locked presentation. The API allows you to open the encrypted document by passing the correct password in a LoadOptions object.

Convert PPSX to XLSX with Watermark via C#

While converting PPSX file to XLSX, you can also add watermark to your output XLSX file format. In order to add a watermark, you can create a new Workbook object and open the converted HTML document, select Worksheet via its index, create a Shape and use its AddTextEffect function. After that you can save your HTML document as XLSX with Watermark.

Other Conversion Options

PPSX TO FODS (OpenDocument Flat XML Spreadsheet)
PPSX TO ODS (OpenDocument Spreadsheet)
PPSX TO SXC (StarOffice Calc Spreadsheet)
PPSX TO XLT (Excel 97 - 2003 Template)
PPSX TO XLSM (Macro-enabled Spreadsheet)
PPSX TO XLSB (Excel Binary Workbook)
PPSX TO XLS (Microsoft Excel Spreadsheet (Legacy))
PPSX TO MHTML (Web Page Archive Format)
PPSX TO TSV (Tab Seperated Values)
PPSX TO XLTM (Excel Macro-Enabled Template)
PPSX TO DIF (Data Interchange Format)
PPSX TO XLAM (Excel Macro-Enabled Add-In)
PPSX TO XLTX (Excel Template)
PPSX TO CSV (Comma Seperated Values)
PPSX TO DOC (Microsoft Word Binary Format)
PPSX TO DOCX (Office 2007+ Word Document)
PPSX TO DOCM (Microsoft Word 2007 Marco File)
PPSX TO DOT (Microsoft Word Template Files)
PPSX TO DOTM (Microsoft Word 2007+ Template File)
PPSX TO DOTX (Microsoft Word Template File )
PPSX TO ODT (OpenDocument Text File Format)
PPSX TO OTT (OpenDocument Standard Format)
PPSX TO RTF (Rich Text Format)
PPSX TO WORDML (Microsoft Word 2003 WordprocessingML)