C# .NET API to Process Microsoft Outlook Emails

Getting Started with Aspose.Email for .NET

The recommend way to install Aspose.Email for .NET is using NuGet. Please use the following command for a smooth installation.

NuGet\Install-Package Aspose.Email -Version 22.12.0 

Create & Send Email Messages via .NET API

Aspose.Email for .NET has included support for creating and manipulating email message inside C# .NET applications. The library allows creating simple email message with properties like From, To, Subject and body etc. Another great feature that library offers, is that changing email addresses to human-friendly names in an email message. Developers can easily construct email messages that can be transmitted to an SMTP server for delivery with ease. You can easily specify the email body encoding in ANSI, ASCII, Unicode, BigEndianUnicode,UTF-7, UTF-8 and send email message to single or multiple recipients.

string dataDir = RunExamples.GetDataDir_Email();

// Create a new instance of MailMessage class
MailMessage message = new MailMessage();

// Set subject of the message, Html body and sender information
message.Subject = "New message created by Aspose.Email for .NET";
message.HtmlBody = "This line is in bold. 
 
" + "This line is in blue color";
message.From = new MailAddress("from@domain.com", "Sender Name", false);

// Add TO recipients and Add CC recipients
message.To.Add(new MailAddress("to1@domain.com", "Recipient 1", false));
message.To.Add(new MailAddress("to2@domain.com", "Recipient 2", false));
message.CC.Add(new MailAddress("cc1@domain.com", "Recipient 3", false));
message.CC.Add(new MailAddress("cc2@domain.com", "Recipient 4", false));

// Save message in EML, EMLX, MSG and MHTML formats
message.Save(dataDir + "CreateNewMailMessage_out.eml", SaveOptions.DefaultEml);
message.Save(dataDir + "CreateNewMailMessage_out.emlx", SaveOptions.CreateSaveOptions(MailMessageSaveType.EmlxFormat));
message.Save(dataDir + "CreateNewMailMessage_out.msg", SaveOptions.DefaultMsgUnicode);
message.Save(dataDir + "CreateNewMailMessage_out.mhtml", SaveOptions.DefaultMhtml);

Create & Manage Appointment via .NET Email API

Aspose.Email for .NET has provided complete support for working with appointments inside various .NET(C#, VB, ASP, J# etc.) applications. It allows software developers to load, create, read, modify and store appointments in ICS file format inside their own .NET applications. You can add the following information while creating an appointment location, summary, description, start date, end date, organizer and attendees. The appointment file can be opened in Microsoft Outlook or any software that can load an ICS file. You can easily add and read multiple events from ICS file with just couple of lines of C# code. It is also possible to create an appointment request in Draft mode. The library also supports setting the status of appointment attendees while formulating a reply message.

            // Create and initialize an instance of the Appointment class
            Appointment appointment = new Appointment(
                "Meeting Room 3 at Office Headquarters",// Location
                "Monthly Meeting",                      // Summary
                "Please confirm your availability.",    // Description
                new DateTime(2015, 2, 8, 13, 0, 0),     // Start date
                new DateTime(2015, 2, 8, 14, 0, 0),     // End date
                "from@domain.com",                      // Organizer
                "attendees@domain.com");                // Attendees

            // Save the appointment to disk in ICS format
            appointment.Save(dstEmail, AppointmentSaveFormat.Ics);
            Console.WriteLine("Appointment created and saved to disk successfully.");

Working with Outlook MSG Messages via C# API

Aspose.Email for .NET has included very powerful features that enables software developers to create and manipulate Outlook message (MSG) files inside their own C# applications. The library supports creating MSG messages, add attachments to messages, MSG message generation with an RTF body, save message as a draft, body compression support and so on. It is also very easy to modify the properties of an MSG file, such as To, From, Subject, Body, Attachments, etc. Another great feature of the library is loading, viewing and parsing the MSG file to display its contents.

string dataDir = RunExamples.GetDataDir_KnowledgeBase();
MailMessage msg = MailMessage.Load(dataDir + "message3.msg", new MsgLoadOptions());

// Convert MSG to MHTML and save to stream
MemoryStream msgStream = new MemoryStream();
msg.Save(msgStream, SaveOptions.DefaultMhtml);
msgStream.Position = 0;

// Load the MHTML stream using Aspose.Words for .NET and Save the document as TIFF image
Document msgDocument = new Document(msgStream);
msgDocument.Save(dataDir + "Outlook-Aspose_out.tif", SaveFormat.Tiff);

Add & Manage Outlook Attachment via C# API

Aspose.Email for .NET makes it easy for software developers to create MSG messages with attachments using C#.NET API. The library has provided several important features for handling attachments inside outlook email messages, such as save attachment from outlook message, embedded messages as attachments, remove MSG attachments, reading embedded message from attachment, replace existing attachment with a new one, save attachments from digitally signed message and so on.  

// Create an instance of MailMessage class
var eml = new MailMessage
{
    From = "sender@from.com",
    To = "receiver@to.com",
    Subject = "This is message",
    Body = "This is body"
};

// Load an attachment
var attachment = new Attachment("1.txt");

// Add Multiple Attachment in instance of MailMessage class and Save message to disk
eml.Attachments.Add(attachment);

eml.AddAttachment(new Attachment("1.jpg"));
eml.AddAttachment(new Attachment("1.doc"));
eml.AddAttachment(new Attachment("1.rar"));
eml.AddAttachment(new Attachment("1.pdf"));
eml.Save("AddAttachments.eml");