MDX lets you use JSX in your markdown content. You can import components, such as interactive charts or alerts, and embed them within your content. This makes writing long-form content with components a blast.
A web editor designed to span the gap between wysiwyg and hand coding
The Andromeda editor is a project designed to form a bridge for those who use WYSIWYG editors that employ drag and drop techniques to move to using HTML, CSS and JS. There is also a facility to use PHP and SQLite databases under development.
There are also some built in tools that can be used both within the design UI or as standalone tools in their own right.
Eclipse WTP is the base project for many projects,includes PDT(PHP),MyEclipse.
gmapwtp make Eclipse WTP support Google Map API Content Assistance.for examle you input gmap. and then editor will show you methods and properties of JavaScript Class GMap2.
SJSD provides a fully integrated, feature complete and extensible WYSIWYG open source online editor for eZ publish. It is implemented in the form of a FCKeditor plugin and an eZ publish extension and requires no modification to FCKeditor/eZ publish core.