Apache Tomcat
Copyright 1999-2018 The Apache Software Foundation

This product includes software developed at
The Apache Software Foundation (https://www.apache.org/).

The Windows Installer is built with the Nullsoft
Scriptable Install System (NSIS), which is
open source software.  The original software and
related information is available at
http://nsis.sourceforge.net.

Java compilation software for JSP pages is provided by the Eclipse
JDT Core Batch Compiler component, which is open source software.
The original software and related information is available at
https://www.eclipse.org/jdt/core/.

For the bayeux implementation
The org.apache.cometd.bayeux API is derivative work originating at the Dojo Foundation
* Copyright 2007-2008 Guy Molinari
* Copyright 2007-2008 Filip Hanik
* Copyright 2007 Dojo Foundation
* Copyright 2007 Mort Bay Consulting Pty. Ltd.

The original XML Schemas for Java EE Deployment Descriptors:
 - javaee_5.xsd
 - javaee_web_services_1_2.xsd
 - javaee_web_services_client_1_2.xsd
 - javaee_6.xsd
 - javaee_web_services_1_3.xsd
 - javaee_web_services_client_1_3.xsd
 - jsp_2_2.xsd
 - web-app_3_0.xsd
 - web-common_3_0.xsd
 - web-fragment_3_0.xsd
 - javaee_7.xsd
 - javaee_web_services_1_4.xsd
 - javaee_web_services_client_1_4.xsd
 - jsp_2_3.xsd
 - web-app_3_1.xsd
 - web-common_3_1.xsd
 - web-fragment_3_1.xsd

may be obtained from:
http://www.oracle.com/webfolder/technetwork/jsc/xml/ns/javaee/index.html