Convert PPT to XLSX via C#

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


By using Aspose.Total for .NET you can convert PPT 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 PPT to HTML. After that, by using Aspose.Cells for .NET Spreadsheet Programming API, you can convert HTML to XLSX.

How to Convert PPT to XLSX via C#

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

PPT File Conversion in C#

For PPT 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 PPT to XLSX via C#

While converting PPT file to XLSX, if your input PPT 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 PPT to XLSX with Watermark via C#

While converting PPT 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

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