Apache Traffic Server

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="https://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <head> <meta charset="utf-8" /> <meta name="google-site-verification" content="0Zvqk8EoyLzvCzEZj86bw4McxpCrEzUskO2c1n5OqE8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" />  <link rel="stylesheet" type="text/css" href="/styles/1140.css" media="screen" /> <link rel="stylesheet" type="text/css" href="/styles/styles.css" media="screen" />  <script type="text/javascript" src="/js/css3-mediaqueries.js"></script> <link href="https://fonts.googleapis.com/css?family=Droid+Serif:regular,italic,bold" rel="stylesheet"> <title>Apache Traffic Server</title>  </head> <body class="container">  <div class="row" id="header"> <div class="fourcol"> <a href="/"><img class="logo" alt="Apache Traffic Server" src="/images/press/ts_logo_tm_380x73.png" /></a> </div> <div class="fourcol"> <a href="https://www.apache.org/"><img alt="The Apache Software Foundation" src="https://www.apache.org/images/feather-small.png" /></a> </div> <div class="fourcol right last" id="searchbox"> <form action="https://docs.trafficserver.apache.org/en/latest/search.html" id="cse-search-box" name="cse-search-box"> <input type="text" name="q" size="22" style="font-size: 80%" /> <input type="submit" name="sa" value="Search Documentation" style="font-size: 80%" /> </form> </div> </div> </div> <div class="row nav"> <div class="ninecol"> <a href="https://trafficserver.apache.org/">Home</a> <a href="downloads">Downloads</a> <a href="https://docs.trafficserver.apache.org/en/latest/index.html">Documentation</a> <a href="https://cwiki.apache.org/confluence/display/TS/Apache+Traffic+Server">Wiki</a> <a href="https://github.com/apache/trafficserver/issues">Issues</a> <a href="https://ci.trafficserver.apache.org/">CI</a> <a href="/users.html">Customers</a> <a href="/acknowledgements.html">Acknowledgements</a> <a href="/press.html">Press kit</a> <a href="/assistance.html">Assistance</a> </div> <div class="threecol last right"> <a href="https://apache.org/security/">Security</a> <a href="https://www.apache.org/foundation/sponsorship.html">Donate</a> <a href="https://www.apache.org/foundation/thanks.html">Thanks</a> </div> </div> <div class="row content"> <div class="eightcol"> <div id="blurbbox"> <p style="padding-top: 20px;">Apache Traffic Server™ software is a fast, scalable and extensible HTTP/1.1 and HTTP/2 compliant caching proxy server. Formerly a commercial product, Yahoo! donated it to the Apache Foundation, and currently used by several major CDNs and content owners.</p> </div> </div> <div class="fourcol right last"> <span id="download"> <a title="Downloads" href="/downloads">Downloads</a> </span> <span style="display: table; margin:0 auto;"> <a href="https://twitter.com/trafficserver" class="twitter-follow-button" data-show-count="false">Follow @trafficserver</a> <script>!function (d, s, id) { var js, fjs = d.getElementsByTagName(s)[0], p = /^http:/.test(d.location) ? 'http' : 'https'; if (!d.getElementById(id)) { js = d.createElement(s); js.id = id; js.src = p + '://platform.twitter.com/widgets.js'; fjs.parentNode.insertBefore(js, fjs); } }(document, 'script', 'twitter-wjs');</script> </span> </div> </div> <div class="row content"> <div class="twelvecol banner"> <h1 id="Overview">Overview</h1> </div> </div> <div class="row content"> <div class="fourcol"> <div id="blurbbox"> <ul> <li> <b>Caching</b> <p>Improve your response time, while reducing server load and bandwidth needs by caching and reusing frequently-requested web pages, images, and web service calls.</p> </li> <li> <b>Proxying</b> <p>Easily add keep-alive, filter or anonymize content requests, or add load balancing by adding a proxy layer.</p> </li> </ul> </div> </div> <div class="fourcol"> <div id="blurbbox"> <ul> <li> <b>Fast</b> <p>Scales well on modern SMP hardware, handling 10s of thousands of requests per second.</p> </li> <li> <b>Extensible</b> <p>APIs to write your own plug-ins to do anything from modifying HTTP headers to handling ESI requests to writing your own cache algorithm.</p> </li> </ul> </div> </div> <div class="fourcol last"> <div id="blurbbox"> <ul> <li> <b>Proven</b> <p>Handling over 400TB a day at <a href="https://www.yahoo.com/">Yahoo!</a> both as forward and reverse proxies, Apache Traffic Server is battle hardened. Also visit our <a href="users.html">Customers page</a> for some of our corporate users and supporters.</p> </li> </ul> </div> </div> </div> <div class="row content"> <div class="twelvecol banner"> <h1 id="LearnMore">Learn More</h1> </div> </div> <div class="row content"> <div class="fourcol"> <div id="blurbbox"> <div class="banner"> <h3>Get Support</h3> </div> <ul class="blurblist"> <li> <p>Having trouble with builds, configurations or are you getting errors you don't understand? <a href="mailto:users-subscribe@trafficserver.apache.org">Subscribe</a> to our Users Mailing List or join our <b>#traffic-server</b> channel on <a href="https://the-asf.slack.com/" title="Slack"> The ASF Slack</a> workspace to get help! Use your @apache.org email address to automatically join. If you need a workspace invitation, contact us on our devevelop mailing list, or ask any ASF committer.</p> </li> <li> <p> Can't get your plugin to work? Have questions about the ATS code? Or maybe you have suggestions for improvements or new features? <a href="mailto:dev-subscribe@trafficserver.apache.org">Get help</a> from developers or start a discussion on our dev discussion list.</p> </li> <li> <p> <a href="https://cwiki.apache.org/confluence/display/TS/Filing+useful+bug+reports">Report</a> or confirm bugs or try out the latest patches from our <a href="https://github.com/apache/trafficserver/">Bug Tracker</a></p> </li> <li> <p> <a href="https://cwiki.apache.org/confluence/display/TS/Filing+useful+bug+reports">Learn how</a> to ask <i>good</i> questions, create useful bug reports and how to apply patches.</p> </li> </ul> </div> </div> <div class="fourcol"> <div id="blurbbox"> <div class="banner"> <h3>Get Involved</h3> </div> <ul class="blurblist"> <li> <p><a href="mailto:users-subscribe@trafficserver.apache.org">Subscribe</a> and help out on the users Mailing List or simply share your usecase or experience. For sometimes speedier responses check out our Slack channel <b>#traffic-server</b> on <a href="https://the-asf.slack.com/" title="Slack"> The ASF Slack</a> workspace. </li> <li> <p> Impress developers or help others by <a href="mailto:dev-subscribe@trafficserver.apache.org">participating</a> on our dev discussion list or <a href="mailto:commits-subscribe@trafficserver.apache.org">follow</a> the latest development on our commits list.</p> </li> <li> <p> <a href="https://cwiki.apache.org/confluence/display/TS/Filing+useful+bug+reports">Report</a> issues or bring patches to our <a href="https://github.com/apache/trafficserver/">Bug Tracker</a></p> </li> <li> <p> Visit our wiki to see a list of <a href="https://cwiki.apache.org/confluence/display/TS/Projects" title="Apache Traffic Server - Projects">Projects</a> we are currently working on.</p> </li> <li> <p> Learn <a href="https://cwiki.apache.org/confluence/display/TS/Contributing">how to create patches</a> to the code or the documentation and how to debug Apache Traffic Server.</p> </li> <li> <p>We've <a href="https://github.com/apache/trafficserver/issues?q=is%3Aissue+is%3Aopen+label%3A%22good+first+issue%22">tagged github issues</a> that have a low entrance barrier.</p> </li> </ul> </div> </div> <div class="fourcol last"> <div id="blurbbox"> <div class="banner"> <h3>Web Resources</h3> </div> <ul class="blurblist"> <li> <a href="https://docs.trafficserver.apache.org/en/latest/admin-guide/index.en.html">Administrator's Guide</a> <p>Installing, configuring and administrating Apache Traffic Server</p> </li> <li> <a href="https://docs.trafficserver.apache.org/en/latest/developer-guide/index.en.html">Developer's Guide</a> <p>Developing Apache Traffic Server plug-ins and how the code works</p> </li> <li> <a href="https://cwiki.apache.org/confluence/display/TS/FAQ">Frequently Asked Questions</a> <p>A running list of your most common questions</p> </li> <li> <a href="https://cwiki.apache.org/confluence/display/TS/Apache+Traffic+Server">Wiki</a> and <a href="https://blogs.apache.org/trafficserver/">Our blog</a> <p>Collaboration and interesting topics around the project</p> </li> </ul> </div> </div> </div> <div class="row content"> <div class="twelvecol banner"> <h1 id="News">News</h1> </div> </div> <div class="row content"> <div class="twelvecol"> <div id="blurbbox"> <ul> <li><b>November 26, 2024:</b>We are releasing version v9.2.7 with several bugfixes.</li> <li><b>November 12, 2024:</b>We are releasing version v10.0.2 and v9.2.6 with several bugfixes and improvements.</li> <li><b>October 29, 2024:</b>We are releasing version v10.0.1 with several bugfixes and improvements.</li> <li><b>August 27, 2024:</b>The first major version of ATS 10 is released: v10.0.0.</li> <li><b>July 25, 2024:</b>We are releasing both v9.2.5 and v8.1.11. We recommend everyone to upgrade to one of these versions of ATS.</li> <li><b>April 3, 2024:</b>We are releasing both v9.2.4 and v8.1.10. We recommend everyone to upgrade to one of these versions of ATS.</li> <li><b>October 9, 2023:</b>We are releasing both v9.2.3 and v8.1.9. We recommend everyone to upgrade to one of these versions of ATS.</li> <li><b>August 3, 2023:</b> We are releasing both v9.2.2 and v8.1.8 which include security fixes. We recommend everyone to upgrade to one of these versions of ATS.</li> <li><b>June 12, 2023:</b> We are releasing both v9.2.1 and v8.1.7 which include security fixes. We recommend everyone to upgrade to one of these versions of ATS.</li> <li><b>January 23, 2023:</b>The first version of the stable v9.2.x ATS branch is now available for download. This version, \ v9.2.0, is a feature and bug fix release over previous v9.1.x releases.</li> <li><b>December 15, 2022:</b> We are releasing both v9.1.4 and v8.1.6 which include security fixes. We recommend everyone to upgrade to one of these versions of ATS.</li> <li><b>August 9, 2022:</b> We are releasing both v9.1.3 and v8.1.5 which include security fixes. We recommend everyone to upgrade to one of these versions of ATS.</li> <li><b>March 21, 2022:</b>The latest version of the stable v8.x ATS release is now available for download. This version, v8.1.4, is a bug fix release over previous 8.x releases.</li> <li><b>March 11, 2021:</b>The latest version of the stable v9.x ATS release is now available for immediate download! This version, v9.1.2, is a bug fix release over previous 9.x releases.</li> <li><b>November 2, 2021:</b>We are releasing both v9.1.1 and v8.1.3 which include security fixes. We recommend everyone to upgrade to one of these versions of ATS.</li> <li><b>August 17, 2021:</b>We are releasing both v9.1.0, which is our next current release.</li> <li><b>June 24, 2021:</b>We are releasing both v9.0.2 and v8.1.2 which include security fixes. We recommend everyone to upgrade to one of these versions of ATS.</li> <li><b>April 16, 2021:</b>We are pleased to announce v9.0.1, which is bug-fix release on the v9.x LTS train.</li> </ul> </div> </div> </div> <div class="row content"> <div class="twelvecol banner"> <h1 id="Misc">Miscellaneous</h1> </div> </div> <div class="row content"> <div class="sixcol"> <div id="blurbbox"> <ul> <li><a href="https://github.com/apache/trafficserver/">View Git code repository</a></li> <li><a href="https://cwiki.apache.org/confluence/display/TS/Supported+Operating+Systems">Supported Operating Systems</a></li> </ul> </div> </div> <div class="sixcol last"> <div id="blurbbox"> <ul> <li><a href="https://www.apache.org/licenses/">License</a></li> <li><a href="https://cwiki.apache.org/confluence/display/TS/Building">Build Instructions</a></li> <li><a href="https://cwiki.apache.org/confluence/display/TS/Committers">Committers</a></li> <li><a href="https://mail-archives.apache.org/mod_mbox/trafficserver-users/">Users Archives</a></li> <li><a href="https://mail-archives.apache.org/mod_mbox/trafficserver-dev/">Dev Archives</a></li> </ul> </div> </div> </div> <div id="footer" class="row"> <div class="tencol"> Copyright © 2018 <a href="https://www.apache.org/">The Apache Software Foundation</a>. Licensed under the <a href="https://www.apache.org/licenses/">Apache License</a>, Version 2.0. Apache Traffic Server, Apache, the Apache Traffic Server logo, and the Apache feather logo are trademarks of The Apache Software Foundation. </div> <div class="twocol right last"> <span id="apache_logo"> <a href="https://www.apache.org/"><img alt="The Apache Software Foundation" src="https://www.apache.org/images/feather-small.png" /></a> </span> </div> </div> </body> </html>

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Apache Traffic Server