XMLFox XML document editor, suited as a lightweight editor for document framework deployments. It features full XSD validation, but doesn't require a XSD (XML Schema Definition).
Everybody is welcome to use XMLFox editor, free of charge, to develop and design XML/XSD for both personal and commercial purposes. That includes commercial enterprises, government agencies and educational institutes. Rustemsoft retains copyright of the software, but makes the tool available to others at no cost. The XMLFox can not be resold or distributed by others for profit.