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<!DOCTYPE html> <html><head> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <link href="sqlite.css" rel="stylesheet"> <title>SQLite Support Options</title>  </head> <body> <div class=nosearch> <a href="index.html"> <img class="logo" src="images/sqlite370_banner.gif" alt="SQLite" border="0"> </a> <div></div> <div class="tagline desktoponly"> Small. Fast. Reliable.<br>Choose any three. </div> <div class="menu mainmenu"> <ul> <li><a href="index.html">Home</a> <li class='mobileonly'><a href="javascript:void(0)" onclick='toggle_div("submenu")'>Menu</a> <li class='wideonly'><a href='about.html'>About</a> <li class='desktoponly'><a href="docs.html">Documentation</a> <li class='desktoponly'><a href="download.html">Download</a> <li class='wideonly'><a href='copyright.html'>License</a> <li class='desktoponly'><a href="support.html">Support</a> <li class='desktoponly'><a href="prosupport.html">Purchase</a> <li class='search' id='search_menubutton'> <a href="javascript:void(0)" onclick='toggle_search()'>Search</a> </ul> </div> <div class="menu submenu" id="submenu"> <ul> <li><a href='about.html'>About</a> <li><a href='docs.html'>Documentation</a> <li><a href='download.html'>Download</a> <li><a href='support.html'>Support</a> <li><a href='prosupport.html'>Purchase</a> </ul> </div> <div class="searchmenu" id="searchmenu"> <form method="GET" action="search"> <select name="s" id="searchtype"> <option value="d">Search Documentation</option> <option value="c">Search Changelog</option> </select> <input type="text" name="q" id="searchbox" value=""> <input type="submit" value="Go"> </form> </div> </div> <script> function toggle_div(nm) { var w = document.getElementById(nm); if( w.style.display=="block" ){ w.style.display = "none"; }else{ w.style.display = "block"; } } function toggle_search() { var w = document.getElementById("searchmenu"); if( w.style.display=="block" ){ w.style.display = "none"; } else { w.style.display = "block"; setTimeout(function(){ document.getElementById("searchbox").focus() }, 30); } } function div_off(nm){document.getElementById(nm).style.display="none";} window.onbeforeunload = function(e){div_off("submenu");} /* Disable the Search feature if we are not operating from CGI, since */ /* Search is accomplished using CGI and will not work without it. */ if( !location.origin || !location.origin.match || !location.origin.match(/http/) ){ document.getElementById("search_menubutton").style.display = "none"; } /* Used by the Hide/Show button beside syntax diagrams, to toggle the */ function hideorshow(btn,obj){ var x = document.getElementById(obj); var b = document.getElementById(btn); if( x.style.display!='none' ){ x.style.display = 'none'; b.innerHTML='show'; }else{ x.style.display = ''; b.innerHTML='hide'; } return false; } var antiRobot = 0; function antiRobotGo(){ if( antiRobot!=3 ) return; antiRobot = 7; var j = document.getElementById("mtimelink"); if(j && j.hasAttribute("data-href")) j.href=j.getAttribute("data-href"); } function antiRobotDefense(){ document.body.onmousedown=function(){ antiRobot |= 2; antiRobotGo(); document.body.onmousedown=null; } document.body.onmousemove=function(){ antiRobot |= 2; antiRobotGo(); document.body.onmousemove=null; } setTimeout(function(){ antiRobot |= 1; antiRobotGo(); }, 100) antiRobotGo(); } antiRobotDefense(); </script> <a name="fx"></a> <h2>Public Forum</h2> <p>Connect with SQLite developers and other SQLite users on the <a href="https://sqlite.org/forum/forum">SQLite Forum</a>. This is the preferred way to get free help with SQLite. <a name="mailinglists"></a> <p>There was formerly a mailing list devoted to discussions about SQLite, but as of 2020-03-12, the mailing list is deprecated. Please use the <a href="https://sqlite.org/forum/forum">SQLite Forum</a> instead. Historical mailing lists posts are preserved at <a href="http://www.mail-archive.com/sqlite-users%40mailinglists.sqlite.org/"> www.mail-archive.com</a> <a name="prosupport"></a> <h2>Paid Professional Support</h2> <p> If you would like <a href="prosupport.html">professional support</a> for SQLite or if you want custom modifications performed by the original author of SQLite, these services are available for a modest fee. For additional information contact:</p> <table border="0" cellpadding="15"> <tr><td valign="top"> D. Richard Hipp <br /> Hwaci - Applied Software Research <br /> 704.948.4565 <br /> <a href="mailto:drh@hwaci.com">drh@hwaci.com</a> </td><td valign="top"> <a class="button" href="prosupport.html">More Info</a> </td> </table> <h2>Proprietary SQLite Extensions</h2> <p>The core SQLite library found on this website is in the <a href="copyright.html">public domain</a>. But there also exist proprietary, licensed extensions to SQLite.</p> <ul> <li><p> The <a href="https://www.hwaci.com/sw/sqlite/see.html">SQLite Encryption Extension (SEE)</a> will read and write database files encrypted using 128-bit or 256-bit AES.</p></li> <li><p> The <a href="https://www.hwaci.com/sw/sqlite/cerod.html">SQLite Compressed and Encrypted Read-Only Database (CEROD)</a> extension will read a database file that is both compressed and encrypted.</p></li> <li><p> The <a href="https://www.hwaci.com/sw/sqlite/zipvfs.html">ZIPVFS</a> extension will both read and write database files that are both compressed and optionally encrypted using application-supplied compression and encryption routines.</p></li> <li><p> The <a href="th3.html">Test Harness #3 (TH3)</a> is an alternative set of test vectors for SQLite that verify the operation of SQLite in an as-deployed configuration on embedded platforms with <a href="testing.html#coverage">100% branch test coverage</a>. </li> </ul> </p>