Welcome to Apache Tomcat!
What Is It?
The Apache Tomcat® software is an open source implementation of the Java
Servlet, JavaServer Pages, Java Expression Language and Java WebSocket
technologies. The Java Servlet, JavaServer Pages, Java Expression Language and
Java WebSocket specifications are developed under the
Java Community Process.
The Apache Tomcat software is developed in an open and participatory
environment and released under the
Apache License version 2. The Apache Tomcat
project is intended to be a collaboration of the best-of-breed developers from
around the world. We invite you to participate in this open development
project. To learn more about getting involved,
click here or keep reading.
Apache Tomcat software powers numerous large-scale, mission-critical web
applications across a diverse range of industries and organizations. Some of
these users and their stories are listed on the
PoweredBy wiki page.
Apache Tomcat, Tomcat, Apache, the Apache feather, and the Apache Tomcat
project logo are trademarks of the Apache Software Foundation.
The Latest Version
The current latest version in this branch (trunk) can be found on the Tomcat 9.0 page.
Documentation
The documentation available as of the date of this release is
included in the docs webapp which ships with tomcat. You can access that webapp
by starting tomcat and visiting http://localhost:8080/docs/ in your browser.
The most up-to-date documentation can be found at
https://tomcat.apache.org/tomcat-9.0-doc/.
Installation
Please see RUNNING.txt for more info.
Licensing
Please see LICENSE for more info.
Support and Mailing List Information
-
Free community support is available through the
tomcat-users email list and
a dedicated IRC channel (#tomcat on
Freenode). -
If you want freely available support for running Apache Tomcat, please see the
resources page here. -
If you want to be informed about new code releases, bug fixes,
security fixes, general news and information about Apache Tomcat, please
subscribe to the
tomcat-announce email
list. -
If you have a concrete bug report for Apache Tomcat, please see the
instructions for reporting a bug
here.
Contributing
Please see CONTRIBUTING for more info.