title: Visual Programming Language Control
body: <p>Is there a .NET based (WinForm or WPF) control that allows simple visual programming (assignments, boolean expressions, and math expressions)?  Something like <a href="http://msdn.microsoft.com/en-us/library/bb483088.aspx" rel="noreferrer">Microsoft VPL</a>, only embeddable and supported.</p>
  
  <p><img src="https://i.stack.imgur.com/hnZvr.png" alt="alt text"></p>