Apache Tomcat® - Welcome! (original) (raw)

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Apache Tomcat

The Apache Tomcat® software is an open source implementation of theJakarta Servlet,Jakarta Pages,Jakarta Expression Language,Jakarta WebSocket,Jakarta Annotations andJakarta Authenticationspecifications. These specifications are part of theJakarta EE platform.

The Jakarta EE platform is the evolution of the Java EE platform. Tomcat 10 and later implement specifications developed as part of Jakarta EE. Tomcat 9 and earlier implement specifications developed as part of Java EE.

The Apache Tomcat software is developed in an open and participatory environment and released under theApache 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.

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 thePoweredBywiki page.

2025-06-04 Tomcat Migration Tool for Jakarta EE 1.0.12 Released

The Apache Tomcat Project is proud to announce the release of 1.0.12 of the Apache Tomcat Migration Tool for Jakarta EE. This release contains a number of bug fixes and improvements compared to version 1.0.10.

The notable changes in this release are:

Full details of these changes, and all the other changes, are available in theTomcat Migration Tool changelog.

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2026-05-11 Tomcat 10.1.55 Released

The Apache Tomcat Project is proud to announce the release of version 10.1.55 of Apache Tomcat. This release implements specifications that are part of the Jakarta EE 10 platform.

Applications that run on Tomcat 9 and earlier will not run on Tomcat 10 without changes. Java EE based applications designed for Tomcat 9 and earlier may be placed in the $CATALINA_BASE/webapps-javaee directory and Tomcat will automatically convert them to Jakarta EE and copy them to the webapps directory. This conversion is performed using theApache Tomcat migration tool for Jakarta EE tool which is also available as a separatedownload for off-line use.

The notable changes in this release are:

Full details of these changes, and all the other changes, are available in theTomcat 10.1 changelog.

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2026-05-10 Tomcat 9.0.118 Released

The Apache Tomcat Project is proud to announce the release of version 9.0.118 of Apache Tomcat. This release implements specifications that are part of the Java EE 8 platform. The notable changes compared to 9.0.117 include:

Full details of these changes, and all the other changes, are available in theTomcat 9 changelog.

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Note: End of support for Tomcat 9.0.x has beenannounced as 31 March 2027.

2026-05-05 Tomcat 11.0.22 Released

The Apache Tomcat Project is proud to announce the release of version 11.0.22 of Apache Tomcat. This release implements specifications that are part of the Jakarta EE 11 platform.

Users of Tomcat 10 onwards should be aware that, as a result of the move from Java EE to Jakarta EE as part of the transfer of Java EE to the Eclipse Foundation, the primary package for all implemented APIs has changed fromjavax.* to jakarta.*. This will almost certainly require code changes to enable applications to migrate from Tomcat 9 and earlier to Tomcat 10 and later. Amigration tool is available to aid this process.

The notable changes in this release are:

Full details of these changes, and all the other changes, are available in theTomcat 11 changelog.

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2026-03-10 Tomcat Native 2.0.14 Released

The Apache Tomcat Project is proud to announce the release of version 2.0.14 of Tomcat Native. The notable changes compared to 2.0.13 include:

Full details of these changes, and all the other changes, are available in theTomcat Native 2.0 changelog.

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2026-03-10 Tomcat Native 1.3.7 Released

The Apache Tomcat Project is proud to announce the release of version 1.3.7 of Tomcat Native. The notable changes compared to 1.3.6 include:

Full details of these changes, and all the other changes, are available in theTomcat Native 1.3 changelog.

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Note: End of support for Tomcat Native 1.3.x has beenannounced as 31 March 2027.

2024-08-12 Tomcat Connectors 1.2.50 Released

The Apache Tomcat Project is proud to announce the release of version 1.2.50 of Apache Tomcat Connectors. This version fixes a number of bugs found in previous releases.

Full details of these changes, and all the other changes, are available in theTomcat Connectors 1.2 changelog.

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2015-03-17 Apache Standard Taglib 1.2.5 Released

The Apache Tomcat Project is proud to announce the release of version 1.2.5 of the Standard Taglib. This tag library provides Apache's implementation of the JSTL 1.2 specification.

Version 1.2.5 is a minor bug fix release reverting a change made in 1.2.1 where <c:import> modified the HTTP method during POST operations, and fixing an issues that resulted in an AccessControlException during startup unless permission was granted to read the accessExternalEntity property.

Please see the Taglibs section for more details.

Full details of these changes, and all the other changes, are available in theApache Standard Taglib changelog.

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2013-11-11 Tomcat Maven Plugin 2.2 Released

The Apache Tomcat team is pleased to announce the release of Tomcat Maven Plugin 2.2.

The Apache Tomcat Maven Plugin provides goals to manipulate WAR projects within the Apache Tomcat servlet container.

The binaries are available from Maven repositories. You should specify the version in your project's plugin configuration:

<plugin>
  <groupId>org.apache.tomcat.maven</groupId>
  <artifactId>tomcat7-maven-plugin</artifactId>
  <version>2.2</version>
</plugin>

or

<plugin>
  <groupId>org.apache.tomcat.maven</groupId>
  <artifactId>tomcat6-maven-plugin</artifactId>
  <version>2.2</version>
</plugin>

Full details of all changes are available in theApache Tomcat Maven Plugin changelog.

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