Freetextbox for WinForms

I would like to provide a textbox in a client WinForms application for setting up the body text of an email an开发者_JAVA技巧d I know there's the excellent Freetextbox for asp.net, but is there anything like it for Winforms?

Here's one: https://www.codeproject.com/KB/edit/RicherTextBox.aspx