RichTextBox is a freeware RichTextEditor asp.net server control. It is not as full featured as CKEditor or TinyMCE, but it may be the worlds most advanced fully embedded rich text editor freeware asp.net control (no dangling javascript files). RichTextBox have the usual buttons, design and or html view, byte, letter & word counters, it supports multiple instances on the same page and can be configured in many ways, eg. which rich abilities (buttons) to include, using counters to restrict input, where to put user upload and many many more. In addition RichTextBox can also be embedded into other server controls.