Editor fckeditor. Editor web dinámico y libre

Un excelente editor web integrable en entornos web que se autodefine como sigue:

This HTML text editor brings to the web many of the powerful functionalities of known desktop editors like Word. It’s really lightweight and doesn’t require any kind of installation on the client computer. As it is Open Source, you are allowed to use it for free wherever you want.

Si queréis probarlo, hay una demo online. Sinceramente tiene una pinta excelente. Podéis descargarlo aquí