<?xml version="1.0" encoding="iso-8859-1"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <!-- /tmp/qt-4.2.1-harald-1161357942206/qt-x11-opensource-src-4.2.1/doc/src/topics.qdoc --> <head> <title>Qt 4.2: Licensing Information</title> <link href="classic.css" rel="stylesheet" type="text/css" /> </head> <body> <table border="0" cellpadding="0" cellspacing="0" width="100%"> <tr> <td align="left" valign="top" width="32"><a href="http://www.trolltech.com/products/qt"><img src="images/qt-logo.png" align="left" width="32" height="32" border="0" /></a></td> <td width="1"> </td><td class="postheader" valign="center"><a href="index.html"><font color="#004faf">Home</font></a> · <a href="classes.html"><font color="#004faf">All Classes</font></a> · <a href="mainclasses.html"><font color="#004faf">Main Classes</font></a> · <a href="groups.html"><font color="#004faf">Grouped Classes</font></a> · <a href="modules.html"><font color="#004faf">Modules</font></a> · <a href="functions.html"><font color="#004faf">Functions</font></a></td> <td align="right" valign="top" width="230"><a href="http://www.trolltech.com"><img src="images/trolltech-logo.png" align="right" width="203" height="32" border="0" /></a></td></tr></table><h1 align="center">Licensing Information<br /><small></small></h1> <p>These documents include information about Qt's licenses and the licenses of third party components used in Qt.</p> <p><table width="100%" class="annotated"> <tr valign="top"><th><a href="3rdparty.html">Third-Party Licenses Used in Qt</a></th></tr> <tr valign="top"><th><a href="commercialeditions.html">Qt Commercial Editions</a></th></tr> <tr valign="top"><th><a href="credits.html">Thanks!</a></th></tr> <tr valign="top"><th><a href="designer-recursive-shadow-casting.html">Implementation of the Recursive Shadow Casting Algorithm in Qt Designer</a></th></tr> <tr valign="top"><th><a href="editions.html">Qt Editions</a></th></tr> <tr valign="top"><th><a href="gpl.html">GNU General Public License (GPL)</a></th></tr> <tr valign="top"><th><a href="licenses.html">Licenses for Code Used in Qt</a></th></tr> <tr valign="top"><th><a href="opensourceedition.html">Qt Open Source Edition</a></th></tr> <tr valign="top"><th><a href="qpl.html">Q Public License (QPL)</a></th></tr> <tr valign="top"><th><a href="qt3to4-treewalker.html">Contributions to the Following qt3to4 Files: treewalker.h, treedump.cpp, treedump.h, treewalker.cpp</a></th></tr> <tr valign="top"><th><a href="trademarks.html">Trademarks</a></th></tr> </table></p> <p><table width="100%" class="annotated"> </table></p> <p /><address><hr /><div align="center"> <table width="100%" cellspacing="0" border="0"><tr class="address"> <td width="30%">Copyright © 2006 <a href="trolltech.html">Trolltech</a></td> <td width="40%" align="center"><a href="trademarks.html">Trademarks</a></td> <td width="30%" align="right"><div align="right">Qt 4.2.1</div></td> </tr></table></div></address></body> </html>