REgular LAnguage for XML Next Generation in short called as RELAX NG. It is an schema language for XML and an RELAX NG schema specifies a pattern for the structure & the content of an XML document. A RELAX NG schema is itself an XML document but RELAX NG also offers an popular compact, non-XML syntax. Compared to other XML schema languages RELAX NG is considered relatively simple. The RELAX NG modules are self-integrating, which means they are automatically add to the content models & attribute sets they extend. Which means that information architects do not have much work to do when assembling vocabulary modules & constraints into document type shells. Register for Relax NG Training with us to learn the RELAX NG course, which is a simple schema language for XML and much more in-depth, We keep the latest version as a part of online training