Convert PowerPoint to PDF with Syncfusion .NET PowerPoint Library

The Syncfusion^® .NET PowerPoint Library offers powerful APIs for programmatically converting PowerPoint files to PDF with minimal code in C#, without Microsoft PowerPoint or interop dependencies.

Watch this video to learn how to convert PowerPoint presentations to PDF using the Syncfusion^® .NET PowerPoint library.

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Convert PowerPoint to PDF using C#

Learn how to convert PowerPoint presentations to PDF documents programmatically using C# with the Syncfusion .NET PowerPoint library. This guide demonstrates converting presentations to PDF formats for archiving and sharing purposes effectively.

Step 1: Create a new project

Start by creating a new C# Console Application project.

Step 2: Install the NuGet package

Add the Syncfusion.PresentationRenderer.Net.Core package to your project from NuGet.org.

Step 3: Add required namespaces to convert PowerPoint to PDF

Add the following namespaces to your Program.cs file:

c#
using Syncfusion.Pdf;
using Syncfusion.Presentation;
using Syncfusion.PresentationRenderer;

Step 4: Open an existing PowerPoint presentation

Open a PowerPoint file from a file stream.

c#
FileStream fileStream = new FileStream(Path.GetFullPath(@"Data/Template.pptx"), FileMode.Open, FileAccess.Read, FileShare.ReadWrite)
//Load an existing PowerPoint Presentation
IPresentation pptxDoc = Presentation.Open(fileStream)

Step 5: Convert PowerPoint to PDF

Convert the PowerPoint presentation to a PDF document.

Run

c#
//Convert PowerPoint into PDF document
PdfDocument pdfDocument = PresentationToPdfConverter.Convert(pptxDoc)

Step 6: Save the PDF document

Save the converted PDF to a file stream.

c#
//Save the PDF file to file system
FileStream outputStream = new FileStream(Path.GetFullPath(@"Output/PPTXToPDF.pdf"), FileMode.Create, FileAccess.ReadWrite, FileShare.ReadWrite)
pdfDocument.Save(outputStream);
//Close resources
outputStream.Close();
pdfDocument.Close();
pptxDoc.Close();
fileStream.Close();