EML to MSG Converter (.NET 8, WinForms)

This is a lightweight Windows application that converts .eml files to .msg format using MimeKit and MsgKit.

🔧 Features

• Convert multiple .eml files in bulk to .msg (Outlook) format
• GUI for selecting source and destination folders
• No Outlook required — works standalone
• Built on .NET 8 with Windows Forms

🖥 Requirements

• Windows 10 or later
• .NET 8 SDK (for building)
• Or use the published .exe — no install required!

🚀 How to Build

Clone the repo and build it with Visual Studio 2022+:

1. Make sure your .csproj targets:

   <TargetFramework>net8.0-windows</TargetFramework>
   <UseWindowsForms>true</UseWindowsForms>

2. Add NuGet packages:

   dotnet add package MimeKit --version 4.12.0
   dotnet add package MsgKit --version 2.8.3

3. Build and run the project.

🧾 How to Publish as a Single EXE

From the terminal:

dotnet publish -c Release -r win-x64 --self-contained true ^
  /p:PublishSingleFile=true /p:IncludeAllContentForSelfExtract=true /p:PublishTrimmed=false

Your .exe will appear in:

bin\Release\net8.0-windows\win-x64\publish\

You can move/copy it freely — no install needed.

📂 Folder Layout

- Form1.cs                // Main UI logic
- Form1.Designer.cs       // Windows Forms layout
- Program.cs              // Entry point
- EmlToMsg.csproj         // Project file

MIT License — © 2024 Kevin VanConant