validator.nu.htmlparser/
TheValidator.nuHTMLParserisanimplementationoftheHTML5parsingalgorithminJava.Theparserisdesignedtoworkasadrop-inreplacementfortheXMLparserinapplicationsthatalreadysupportXHTML1.xcontentwithanXMLparseranduseSAX,DOMorXOMtointerfacewiththeparser.