Export MSG to RTF via .NET

.NET API to Render MSG to RTF on Windows, macOS, and Linux without using Word or Outlook

 

If you are a .NET developer looking to add MSG to RTF conversion features inside your applications, Aspose.Total for .NET file format manipulation APIs are the way forward. By using Aspose.Email for .NET , you can convert MSG file format to HTML. After that, by using Aspose.Words for .NET , you can render HTML to RTF.

C# API to Convert MSG to RTF

  1. Open MSG file using MailMessage class
  2. Convert MSG to HTML by using Save method
  3. Load HTML by using Document class
  4. Save the document to RTF format using Save method and set Rtf as SaveFormat

Get Started with .NET File Format APIs

Install from command line as nuget install Aspose.Total or via Package Manager Console of Visual Studio with Install-Package Aspose.Total.

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

MailMessage message = MailMessage.Load("sourceFile.msg");
// save MSG as a HTML 
message.Save("HtmlOutput.html", SaveOptions.DefaultHtml);
// load HTML with an instance of Document
Document document = new Document("HtmlOutput.html");
// call save method while passing SaveFormat.Rtf
document.Save("output.rtf", SaveFormat.Rtf); 

Parse MSG File via .NET

Before converting MSG to RTF, if you want to make sure that you are converting the correct email, you can load MSG document, parse it and have a look at your desired property. By using MapiMessage class of Aspose.Email for .NET API, you can get sender and recipients information. For example, you can check for a specific sender email for the conversion by using SenderName property.

var outlookMessageFile = MapiMessage.FromFile("message.msg");
// check for SenderName 
if(outlookMessageFile.SenderName == "John"){
    //proceed with conversion process
}

Restrict RTF Document Editing via .NET

While saving the document from MSG to RTF, you might need to protect your output document. Sometimes you may need to limit the ability to edit a document and only allow certain actions with it. This can be useful to prevent other people from editing sensitive and confidential information in your document. Aspose.Words for .NET API, enables you to control the way you restrict the content using the ProtectionType enumeration parameter. You can set your document to read-only by using the following lines of code.

Document document = new Document("HtmlOutput.html");
// apply document protection and set protection password
doc.Protect(ProtectionType.ReadOnly, "password");
// call save method while passing SaveFormat.Rtf
document.Save("output.rtf", SaveFormat.Rtf);  

Other Conversion Options

MSG TO DOCX (Office 2007+ Word Document)
MSG TO SVG (Scalar Vector Graphics)
MSG TO DOTM (Microsoft Word 2007+ Template File)
MSG TO WORDML (Microsoft Word 2003 WordprocessingML)
MSG TO JPEG (Joint Photographic Expert Group)
MSG TO GIF (Graphical Interchange Format)
MSG TO PS (PostScript File)
MSG TO XPS (XML Paper Specifications)
MSG TO DOT (Microsoft Word Template Files)
MSG TO DOTX (Microsoft Word Template File )
MSG TO MD (Markdown Language)
MSG TO BMP (Bitmap Image File)
MSG TO DOC (Microsoft Word Binary Format)
MSG TO PCL (Printer Command Language Document)
MSG TO OTT (OpenDocument Standard Format)
MSG TO TIFF (Tagged Image File Format)
MSG TO EMF (Enhanced Metafile Format)
MSG TO EPUB (Open eBook File)
MSG TO PNG (Portable Network Graphic)
MSG TO DOCM (Microsoft Word 2007 Marco File)
MSG TO PDF (Portable Document Format)
MSG TO ODT (OpenDocument Text File Format)

MSG What is MSG File Format?

MSG is a file format used by Microsoft Outlook and Exchange to store email messages, contact, appointment, or other tasks. Such messages may contain one or more email fields, with the sender, recipient, subject, date, and message body, or contact information, appointment particulars, and one or more task specifications. The properties that constitute the Message object, including are also a part of the MSG file.  MSG file has headers, main message body, and hyperlinks as plain ASCII text. MSG files are also suitable with the programs that need Microsoft’s Messaging Applications Programming Interface (MAPI).

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RTF What is RTF File Format?

Introduced and documented by Microsoft, the Rich Text Format (RTF) represents a method of encoding formatted text and graphics for use within applications. The format facilitates cross-platform document exchange with other Microsoft Products, thus serving the purpose of interoperability. This capability makes it a standard of data transfer between word processing software and, hence, contents can be transferred from one operating system to another without losing document formatting. The file format specifications are available by Microsoft for public download and can be referred to from developer’s perspective.

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