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## Welcome to Apache Tomcat!### What Is It?The Apache Tomcat® software is an open source implementation of the JavaServlet, JavaServer Pages, Java Expression Language and Java WebSockettechnologies. The Java Servlet, JavaServer Pages, Java Expression Language andJava WebSocket specifications are developed under the[Java Community Process](https://jcp.org/en/introduction/overview).The Apache Tomcat software is developed in an open and participatoryenvironment and released under the[Apache License version 2](https://www.apache.org/licenses/). The Apache Tomcatproject is intended to be a collaboration of the best-of-breed developers fromaround the world. We invite you to participate in this open developmentproject. To learn more about getting involved,[click here](https://tomcat.apache.org/getinvolved.html) or keep reading.Apache Tomcat software powers numerous large-scale, mission-critical webapplications across a diverse range of industries and organizations. Some ofthese users and their stories are listed on the[PoweredBy wiki page](https://cwiki.apache.org/confluence/display/TOMCAT/PoweredBy).Apache Tomcat, Tomcat, Apache, the Apache feather, and the Apache Tomcatproject logo are trademarks of the Apache Software Foundation.### Get ItFor every major Tomcat version there is one download page containinglinks to the latest binary and source code downloads, but alsolinks for browsing the download directories and archives:- [Tomcat 11](https://tomcat.apache.org/download-11.cgi)- [Tomcat 10](https://tomcat.apache.org/download-10.cgi)- [Tomcat 9](https://tomcat.apache.org/download-90.cgi)To facilitate choosing the right major Tomcat version one, we have provided a[version overview page](https://tomcat.apache.org/whichversion.html).### DocumentationThe documentation available as of the date of this release isincluded in the docs webapp which ships with tomcat. You can access that webappby starting tomcat and visiting <http://localhost:8080/docs/> in your browser.The most up-to-date documentation for each version can be found at:- [Tomcat 11](https://tomcat.apache.org/tomcat-11.0-doc/)- [Tomcat 10](https://tomcat.apache.org/tomcat-10.1-doc/)- [Tomcat 9](https://tomcat.apache.org/tomcat-9.0-doc/)### InstallationPlease see [RUNNING.txt](RUNNING.txt) for more info.### LicensingPlease see [LICENSE](LICENSE) for more info.### Support and Mailing List Information* Free community support is available through the[tomcat-users](https://tomcat.apache.org/lists.html#tomcat-users) email list anda dedicated [IRC channel](https://tomcat.apache.org/irc.html) (#tomcat onFreenode).* If you want freely available support for running Apache Tomcat, please see theresources page [here](https://tomcat.apache.org/findhelp.html).* If you want to be informed about new code releases, bug fixes,security fixes, general news and information about Apache Tomcat, pleasesubscribe to the[tomcat-announce](https://tomcat.apache.org/lists.html#tomcat-announce) emaillist.* If you have a concrete bug report for Apache Tomcat, please see theinstructions for reporting a bug[here](https://tomcat.apache.org/bugreport.html).### ContributingPlease see [CONTRIBUTING](CONTRIBUTING.md) for more info.