Mentioning Flask and Django.

18-what-next.md

@@ -103,6 +103,12 @@ in your own programs.
 To install and use these libraries, you can use
 [pip](http://www.pip-installer.org/en/latest/).
 
+## Creating a Website ##
+
+Learn to use [Flask](http://flask.pocoo.org) or
+[Django](http://www.djangoproject.com). They are excellent frameworks
+to learn to create your own websites in Python.
+
 ## Graphical Software ##
 
 Suppose you want to create your own graphical programs using