This is a simple but sufficient for most cases WYSIWYG HTML (Rich Text) Editor Widget fully (99% + JSNI) implemented with GWT.

Features include:

• bold, italic, underline
• subscript, superscript
• align left, right, center, justify
• ordered & unordered lists
• hyper links
• images
• font size and styles
• undo/redo
• clear formatting
• ability to work directly with the HTML source

Browser support: Firefox, IE, Opera.