.RNG

.RNG file extension

This is the basic program to work with .RNG extension

Oxygen XML Editor

Oxygen XML Editor Relax NG Full Syntax Schema

Oxygen XML Editor is a comprehensive tool for editing, converting, and debugging of XML data. It can perform XQuery and XPath queries against a native XML database, through a connection to the database server. Support for all types of XML documents and similar file types are ensured, including XML Schemas, CSS, XSLT, WSDL, RelaxNG, Schematron, Ant, and XQuery... (more)

The program works with the following extensions: xml, fo, xq, rnc, xsl, rng, dtd, xsd, xpr, ent, sch, mod, nrl, nvdl, wsdl, xslt, dita, xquery, ditamap and xevgenxml

.RNG extension is also supported by the following programs:

<oXygen/> XML Editor

XML Editor Relax NG Schema (XML Syntax)

XML Copy Editor

XML Copy Editor

XML Copy Editor is a fast, free, validating XML editor.