Convert XML to MPP or MPP to XML Programmatically using C# | https://blog.aspose.com/2021/08/25/convert-xml-to-mpp-or-mpp-to-xml-programmatically-using-csharp/

01_Convert_XML_to_MPP_or_MPP_to_XML_Programmatically_using_CSharp.md

You can find detailed information at: Convert XML to MPP or MPP to XML Programmatically using C#

Convert_MPP_To_XML.cs

// Load the MPP file
Project project = new Project("SourceDirectory\\Tasks\\project_test.mpp");

// Save the MPP file as XML
project.Save("OutputDirectory\\Output.xml", SaveFileFormat.XML);

Convert_XML_To_MPP.cs

// Load the XML file
Project xmlProject = new Project("SourceDirectory\\Tasks\\CopyToProjectEmpty.xml");

// Load the template MPP file
Project mppProject = new Project("SourceDirectory\\Tasks\\Blank2010.mpp");

// Copy data from XML to MPP
xmlProject.CopyTo(mppProject);

// Save the MPP file
mppProject.Save("OutputDirectory\\ConvertedXmlToMpp.mpp", SaveFileFormat.MPP);