1<?xml version="1.0" encoding="UTF-8"?> 2<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 3<html xmlns="http://www.w3.org/1999/xhtml"> 4<head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><link rel="SHORTCUT ICON" href="/favicon.ico" /><style type="text/css"> 5TD {font-family: Verdana,Arial,Helvetica} 6BODY {font-family: Verdana,Arial,Helvetica; margin-top: 2em; margin-left: 0em; margin-right: 0em} 7H1 {font-family: Verdana,Arial,Helvetica} 8H2 {font-family: Verdana,Arial,Helvetica} 9H3 {font-family: Verdana,Arial,Helvetica} 10A:link, A:visited, A:active { text-decoration: underline } 11</style> 12 <title>The XML C parser and toolkit of Gnome</title> 13 14</head> 15<body bgcolor="#8b7765" text="#000000" link="#a06060" vlink="#000000"><table border="0" width="100%" cellpadding="5" cellspacing="0" align="center"><tr><td width="120"><a href="http://swpat.ffii.org/"><img src="epatents.png" 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cellspacing="0" cellpadding="1" width="100%" bgcolor="#000000"><tr><td><table width="100%" border="0" cellspacing="1" cellpadding="3"><tr><td colspan="1" bgcolor="#eecfa1" align="center"><center><b>Main Menu</b></center></td></tr><tr><td bgcolor="#fffacd"><form action="search.php" enctype="application/x-www-form-urlencoded" method="get"><input name="query" type="text" size="20" value="" /><input name="submit" type="submit" value="Search ..." /></form><ul><li><a href="index.html">Home</a></li><li><a href="html/index.html">Reference Manual</a></li><li><a href="intro.html">Introduction</a></li><li><a href="FAQ.html">FAQ</a></li><li><a href="docs.html" style="font-weight:bold">Developer Menu</a></li><li><a href="bugs.html">Reporting bugs and getting help</a></li><li><a href="help.html">How to help</a></li><li><a href="downloads.html">Downloads</a></li><li><a href="news.html">Releases</a></li><li><a href="XMLinfo.html">XML</a></li><li><a href="XSLT.html">XSLT</a></li><li><a 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href="ftp://xmlsoft.org/">FTP</a></li><li><a href="http://www.zlatkovic.com/projects/libxml/">Windows binaries</a></li><li><a href="http://opencsw.org/packages/libxml2">Solaris binaries</a></li><li><a href="http://www.explain.com.au/oss/libxml2xslt.html">MacOsX binaries</a></li><li><a href="http://lxml.de/">lxml Python bindings</a></li><li><a href="http://cpan.uwinnipeg.ca/dist/XML-LibXML">Perl bindings</a></li><li><a href="http://libxmlplusplus.sourceforge.net/">C++ bindings</a></li><li><a href="http://www.zend.com/php5/articles/php5-xmlphp.php#Heading4">PHP bindings</a></li><li><a href="http://sourceforge.net/projects/libxml2-pas/">Pascal bindings</a></li><li><a href="http://libxml.rubyforge.org/">Ruby bindings</a></li><li><a href="http://tclxml.sourceforge.net/">Tcl bindings</a></li><li><a href="http://bugzilla.gnome.org/buglist.cgi?product=libxml2">Bug Tracker</a></li></ul></td></tr></table></td></tr></table></td><td valign="top" bgcolor="#8b7765"><table border="0" cellspacing="0" cellpadding="1" width="100%"><tr><td><table border="0" cellspacing="0" cellpadding="1" width="100%" bgcolor="#000000"><tr><td><table border="0" cellpadding="3" cellspacing="1" width="100%"><tr><td bgcolor="#fffacd"><p></p><p style="text-align: right; font-style: italic; font-size: 10pt">"Programming 16with libxml2 is like the thrilling embrace of an exotic stranger." <a href="http://diveintomark.org/archives/2004/02/18/libxml2">Mark 17Pilgrim</a></p><p>Libxml2 is the XML C parser and toolkit developed for the Gnome project 18(but usable outside of the Gnome platform), it is free software available 19under the <a href="http://www.opensource.org/licenses/mit-license.html">MIT 20License</a>. XML itself is a metalanguage to design markup languages, i.e. 21text language where semantic and structure are added to the content using 22extra "markup" information enclosed between angle brackets. HTML is the most 23well-known markup language. Though the library is written in C <a href="python.html">a variety of language bindings</a> make it available in 24other environments.</p><p>Libxml2 is known to be very portable, the library should build and work 25without serious troubles on a variety of systems (Linux, Unix, Windows, 26CygWin, MacOS, MacOS X, RISC Os, OS/2, VMS, QNX, MVS, VxWorks, ...)</p><p>Libxml2 implements a number of existing standards related to markup 27languages:</p><ul> 28 <li>the XML standard: <a href="http://www.w3.org/TR/REC-xml">http://www.w3.org/TR/REC-xml</a></li> 29 <li>Namespaces in XML: <a href="http://www.w3.org/TR/REC-xml-names/">http://www.w3.org/TR/REC-xml-names/</a></li> 30 <li>XML Base: <a href="http://www.w3.org/TR/xmlbase/">http://www.w3.org/TR/xmlbase/</a></li> 31 <li><a href="http://www.cis.ohio-state.edu/rfc/rfc2396.txt">RFC 2396</a> : 32 Uniform Resource Identifiers <a href="http://www.ietf.org/rfc/rfc2396.txt">http://www.ietf.org/rfc/rfc2396.txt</a></li> 33 <li>XML Path Language (XPath) 1.0: <a href="http://www.w3.org/TR/xpath">http://www.w3.org/TR/xpath</a></li> 34 <li>HTML4 parser: <a href="http://www.w3.org/TR/html401/">http://www.w3.org/TR/html401/</a></li> 35 <li>XML Pointer Language (XPointer) Version 1.0: <a href="http://www.w3.org/TR/xptr">http://www.w3.org/TR/xptr</a></li> 36 <li>XML Inclusions (XInclude) Version 1.0: <a href="http://www.w3.org/TR/xinclude/">http://www.w3.org/TR/xinclude/</a></li> 37 <li>ISO-8859-x encodings, as well as <a href="http://www.cis.ohio-state.edu/rfc/rfc2044.txt">rfc2044</a> [UTF-8] 38 and <a href="http://www.cis.ohio-state.edu/rfc/rfc2781.txt">rfc2781</a> 39 [UTF-16] Unicode encodings, and more if using iconv support</li> 40 <li>part of SGML Open Technical Resolution TR9401:1997</li> 41 <li>XML Catalogs Working Draft 06 August 2001: <a href="http://www.oasis-open.org/committees/entity/spec-2001-08-06.html">http://www.oasis-open.org/committees/entity/spec-2001-08-06.html</a></li> 42 <li>Canonical XML Version 1.0: <a href="http://www.w3.org/TR/xml-c14n">http://www.w3.org/TR/xml-c14n</a> 43 and the Exclusive XML Canonicalization CR draft <a href="http://www.w3.org/TR/xml-exc-c14n">http://www.w3.org/TR/xml-exc-c14n</a></li> 44 <li>Relax NG, ISO/IEC 19757-2:2003, <a href="http://www.oasis-open.org/committees/relax-ng/spec-20011203.html">http://www.oasis-open.org/committees/relax-ng/spec-20011203.html</a></li> 45 <li>W3C XML Schemas Part 2: Datatypes <a href="http://www.w3.org/TR/2001/REC-xmlschema-2-20010502/">REC 02 May 46 2001</a></li> 47 <li>W3C <a href="http://www.w3.org/TR/xml-id/">xml:id</a> Working Draft 7 48 April 2004</li> 49</ul><p>In most cases libxml2 tries to implement the specifications in a 50relatively strictly compliant way. As of release 2.4.16, libxml2 passed all 511800+ tests from the <a href="http://www.oasis-open.org/committees/xml-conformance/">OASIS XML Tests 52Suite</a>.</p><p>To some extent libxml2 provides support for the following additional 53specifications but doesn't claim to implement them completely:</p><ul> 54 <li>Document Object Model (DOM) <a href="http://www.w3.org/TR/DOM-Level-2-Core/">http://www.w3.org/TR/DOM-Level-2-Core/</a> 55 the document model, but it doesn't implement the API itself, gdome2 does 56 this on top of libxml2</li> 57 <li><a href="http://www.cis.ohio-state.edu/rfc/rfc959.txt">RFC 959</a> : 58 libxml2 implements a basic FTP client code</li> 59 <li><a href="http://www.cis.ohio-state.edu/rfc/rfc1945.txt">RFC 1945</a> : 60 HTTP/1.0, again a basic HTTP client code</li> 61 <li>SAX: a SAX2 like interface and a minimal SAX1 implementation compatible 62 with early expat versions</li> 63</ul><p>A partial implementation of <a href="http://www.w3.org/TR/2001/REC-xmlschema-1-20010502/">XML Schemas Part 641: Structure</a> is being worked on but it would be far too early to make any 65conformance statement about it at the moment.</p><p>Separate documents:</p><ul> 66 <li><a href="http://xmlsoft.org/XSLT/">the libxslt page</a> providing an 67 implementation of XSLT 1.0 and common extensions like EXSLT for 68 libxml2</li> 69 <li><a href="http://gdome2.cs.unibo.it/">the gdome2 page</a> 70 : a standard DOM2 implementation for libxml2</li> 71 <li><a href="http://www.aleksey.com/xmlsec/">the XMLSec page</a>: an 72 implementation of <a href="http://www.w3.org/TR/xmldsig-core/">W3C XML 73 Digital Signature</a> for libxml2</li> 74 <li>also check the related links section for more related and active 75 projects.</li> 76</ul><p> Hosting sponsored by <a href="http://www.aoemedia.de/opensource-cms.html">Open Source CMS services</a> from AOE media.</p><p>Logo designed by <a href="mailto:liyanage@access.ch">Marc Liyanage</a>.</p><p><a href="bugs.html">Daniel Veillard</a></p></td></tr></table></td></tr></table></td></tr></table></td></tr></table></td></tr></table></body> 77</html> 78
