WP Editor is a plugin for WordPress that replaces the default plugin and theme editors as well as the page/post editor.
Pages In Widgets is a simple plugin that allows you to insert a the content of a page created in the normal WordPress pages interface into a widget.
Easily edit posts and pages directly on your WordPress front end with the XOpi™ Editor. Edit content, upload images and files, add links...
weluka is a drag and drop content builder that runs on a variety of themes.(Lite Version)