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Apache Tomcat
The Apache Tomcat® software is an open source implementation
of the
Jakarta Servlet,
Jakarta Server Pages,
Jakarta Expression Language,
Jakarta WebSocket,
Jakarta Annotations and
Jakarta Authentication
specifications. These specifications are part of the
Jakarta 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 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.
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.
2022-06-14 Tomcat Native 1.2.34 Released
The Apache Tomcat Project is proud to announce the release of version 1.2.34 of
Tomcat Native. The notable changes since 1.2.33 include:
- Refactor the initialization of the native code so it is compatible
with Tomcat 10.1.x where deprecated Java classes will be removed.
- Map the OpenSSL 3.0.x FIPS behaviour to the 1.1.1 API to allow clients
to determine if the FIPS provider is being used when Tomcat Native is
compiled against OpenSSL 3.0.x.
Download |
ChangeLog for 1.2.34
2022-06-11 Tomcat 8.5.81 Released
The Apache Tomcat Project is proud to announce the release of version 8.5.81.
of Apache Tomcat. This release implements specifications that are part of the
Java EE 7 platform. The notable changes compared to 8.5.79 include:
- Ensure that changes made to a request by the RemoteIPValve persist
after the request is put into asynchronous mode.
- Correct a regression in the support added for encrypted PKCS#1
formatted private keys in the previous release that broke support
for unencrypted PKCS#1 formatted private keys.
- Increase the default buffer size for cluster messages from 43800
to 65536 bytes. This is expected to improve performance for large
messages when running on Linux based systems.
- When using TLS with non-blocking writes and the NIO connector,
ensure that flushing the buffers attempts to empty all of the
output buffers.
Full details of these changes, and all the other changes, are available in the
Tomcat 8
changelog.
Download
2022-06-11 Tomcat 10.0.22 Released
The Apache Tomcat Project is proud to announce the release of version 10.0.22
of Apache Tomcat. This release implements specifications that are part of the
Jakarta EE 9 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 the
Apache Tomcat
migration tool for Jakarta EE tool which is also available as a separate
download for off-line use.
The notable changes in this release are:
- Correct a regression in the support added for encrypted PKCS#1 formatted
private keys in the previous release that broke support for unencrypted
PKCS#1 formatted private keys.
- Increase the default buffer size for cluster messages from 43800 to 65536
bytes. This is expected to improve performance for large messages when
running on Linux based systems.
- When using TLS with non-blocking writes and the NIO connector, ensure that
flushing the buffers attempts to empty all of the output buffers.
Full details of these changes, and all the other changes, are available in the
Tomcat 10
changelog.
Download
2022-06-09 Tomcat 9.0.64 Released
The Apache Tomcat Project is proud to announce the release of version 9.0.64
of Apache Tomcat. This release implements specifications that are part of the
Java EE 8 platform. The notable changes compared to 9.0.63 include:
- Correct a regression in the support added for encrypted PKCS#1
formatted private keys in the previous release that broke support
for unencrypted PKCS#1 formatted private keys.
- Increase the default buffer size for cluster messages from 43800
to 65536 bytes. This is expected to improve performance for large
messages when running on Linux based systems.
- When using TLS with non-blocking writes and the NIO connector,
ensure that flushing the buffers attempts to empty all of the
output buffers.
Full details of these changes, and all the other changes, are available in the
Tomcat 9
changelog.
Download
2022-06-09 Tomcat 10.1.0-M16 (beta) Released
The Apache Tomcat Project is proud to announce the release of version 10.1.0-M16
of Apache Tomcat. This release is a milestone release and is targeted at Jakarta
EE 10.
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 the
Apache Tomcat
migration tool for Jakarta EE tool which is also available as a separate
download for off-line use.
The notable changes in this release are:
- Refactor synchronization blocks locking on SocketWrapper to use
ReentrantLock to support users wishing to experiment with project
Loom.
- Correct a regression in the support added for encrypted PKCS#1
formatted private keys in the previous release that broke support
for unencrypted PKCS#1 formatted private keys.
- Increase the default buffer size for cluster messages from 43800
to 65536 bytes. This is expected to improve performance for large
messages when running on Linux based systems.
Full details of these changes, and all the other changes, are available in the
Tomcat 10.1
(beta) changelog.
Download
The Apache Tomcat Project is proud to announce the release of 1.0.0 of the
Apache Tomcat Migration Tool for Jakarta EE. This release contains a number of
bug fixes and improvements compared to version 0.2.0.
The notable changes in this release are:
- Further fixes to exclude javax.xml packages that are not part of Java EE
from the migration.
- The class transformer now validates that the target classes in the Jakarta
namespace exist in the runtime environment.
Full details of these changes, and all the other changes, are available in the
changelog.
Download
2020-03-06 Tomcat Connectors 1.2.48 Released
The Apache Tomcat Project is proud to announce the release of version 1.2.48 of
Apache Tomcat Connectors.
This version fixes a number of bugs found in previous releases.
Download |
ChangeLog for 1.2.48
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.
Download |
Changes
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.
Changelog available here.
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>
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