title: SMTP and IMAP server library for .NET
body: <p>Does anyone know a good SMTP/IMAP server library for C#?</p>
  
  <p>I only found some long abandoned projects.</p>
  
  <hr>
  
  <p>Only <strong>SERVER SIDE</strong> libraries, please no more posts about client libs.</p>
  
  <p>Thanks,
  Fionn</p>