Silex is a free and open source software that allows to create Flash and Html websites directly in the browser without writing code.
Defined as a CMS (Content Management System) it is used to assemble multimedia content and publish it.
Key features are an WYSIWYG environment to edit a publication and a manager application to manage permissions and multiple publications settings.
Features
WYSIWYG environment to edit a publication with drag and drop
Manager application for permissions and publications settings
Search engine friendly, deep linking enabled
Suitable for prototyping
Web based, can be installed locally, on a web server or as a portable app