diff --git a/developers.html b/developers.html
index 5462918bf564a2e8044ac193b441eba3cb1ec3d0..a30fa1a224218133611e7cdb25ea023b4ec4e986 100644
--- a/developers.html
+++ b/developers.html
@@ -22,7 +22,7 @@
                 <td><pre>   </pre></td>
                 <td><h1> Savage Developers Guide </h1></td>
                 <td><pre>   </pre></td>
-                <td><a href="http://www.nps.edu"><img src="images/nps_logo.jpg" width="126" height="90" border="0" title="to NPS home page" alt="to NPS home page"/></a></td>
+                <td><a href="https://www.nps.edu"><img src="images/nps_logo.jpg" width="126" height="90" border="0" title="to NPS home page" alt="to NPS home page"/></a></td>
             </tr>
       </table>
                   
@@ -216,7 +216,7 @@ Apache Ant(TM) version 1.10.6 compiled on May 2 2019
                 </li>
                 <li>
                     To build the X3D examples archives, extract the latest Apache Commons resolver
-                    <a href="http://www.apache.org/dist/xerces/xml-commons/">xml-commons-resolver-latest.zip</a>
+                    <a href="https://www.apache.org/dist/xerces/xml-commons/">xml-commons-resolver-latest.zip</a>
                     and then place a copy of
                     <code style="color:darkgreen"><b>resolver.jar</b></code>
                     in the
@@ -336,7 +336,7 @@ Apache Ant(TM) version 1.10.6 compiled on May 2 2019
 
       <ul>
           <li>
-              <a href="http://www.cygwin.com">Download and install Cygwin</a> (only on Windows systems).
+              <a href="https://www.cygwin.com">Download and install Cygwin</a> (only on Windows systems).
               The usual default installation directory is
               <code style="color:darkgreen"><b>C:\cygwin</b></code>
               <ul>
@@ -516,7 +516,7 @@ Note that the -d switch is necessary for domain users.
                    <li>
                         <a href="https://okane.movesinstitute.org/simkit">SimkitProjects server</a>
                        (using
-                        <a href="http://www.redmine.org/guide">Redmine</a>)
+                        <a href="https://www.redmine.org/guide">Redmine</a>)
                         was an integrated project management site for various related projects.
                    </li>
                </ul>
@@ -560,7 +560,7 @@ Note that the -d switch is necessary for domain users.
                       <a href="http://ieeexplore.ieee.org/xpl/mostRecentIssue.jsp?punumber=3700">IEEE Standard 1278.1-1995(R2002) for DIS</a>)
                   </li>
                   <li>
-                      <a href="http://www.sisostds.org/DigitalLibrary.aspx?EntryId=29288">DIS 7 Overview, SISO PSG File Library</a>
+                      <a href="https://www.sisostds.org/DigitalLibrary.aspx?EntryId=29288">DIS 7 Overview, SISO PSG File Library</a>
                       reference documents
                   </li>
                   <li>
@@ -624,15 +624,15 @@ Note that the -d switch is necessary for domain users.
           </li>
           
           <li>
-              <a href="http://www.sisostds.org/ProductsPublications/ReferenceDocuments.aspx">SISO Reference Documents</a> include
+              <a href="https://www.sisostds.org/ProductsPublications/ReferenceDocuments.aspx">SISO Reference Documents</a> include
               <ul>
                   <li>
 					  <!-- https://stackoverflow.com/questions/16622504/escaping-ampersand-in-url to encode ampersand & as %26 -->
 					  <!-- https://en.wikipedia.org/wiki/Percent-encoding#Percent-encoding_reserved_characters -->
-                      <a href="http://www.sisostds.org/DigitalLibrary.aspx?Command=Core_Download%26EntryId=41275">SISO-REF-010-01-2013 (v2-0)</a>: Operations Manual for the Enumerations Working Group (EWG)
+                      <a href="https://www.sisostds.org/DigitalLibrary.aspx?Command=Core_Download%26EntryId=41275">SISO-REF-010-01-2013 (v2-0)</a>: Operations Manual for the Enumerations Working Group (EWG)
                   </li>
                   <li>
-                      <a href="http://www.sisostds.org/DigitalLibrary.aspx?Command=Core_Download%26EntryId=41145">SISO-REF-010-00-2013 (v20-0)</a>: Reference for Enumerations for Simulation Interoperability
+                      <a href="https://www.sisostds.org/DigitalLibrary.aspx?Command=Core_Download%26EntryId=41145">SISO-REF-010-00-2013 (v20-0)</a>: Reference for Enumerations for Simulation Interoperability
                       <ul>
                           <li>
                               Also known as Enumeration Byte Values (EBV)
@@ -672,7 +672,7 @@ Note that the -d switch is necessary for domain users.
 
       <ul>
           <li>
-              <a href="http://www.npsfoundation.org">Naval Postgraduate School Foundation (NPS)</a>
+              <a href="https://www.npsfoundation.org">Naval Postgraduate School Foundation (NPS)</a>
               is the non-profit organization that supports
               NPS
           </li>
@@ -781,9 +781,9 @@ Note that the -d switch is necessary for domain users.
               <a href="http://hamming.uc.nps.edu/ganglia">ganglia</a> cluster load
           </li>
           <li>
-              <a href="http://www.nps.edu/hpc">NPS High-Performance Computing (HPC)</a>
+              <a href="https://www.nps.edu/hpc">NPS High-Performance Computing (HPC)</a>
               and
-              <a href="http://www.nps.edu/hpc/Facilities.html">HPC Facilities</a>
+              <a href="https://www.nps.edu/hpc/Facilities.html">HPC Facilities</a>
           </li>
       </ul>
 
@@ -810,9 +810,9 @@ Note that the -d switch is necessary for domain users.
       <ul>
           <li>
               Download and install the latest
-              <a href="https://jdk.java.net/12" target="_blank">OpenJDK Java Development Kit (JDK)</a>
+              <a href="https://jdk.java.net/12" target="_blank">OpenJDK Java Development Kit (JDK)</a>https://ant.apache.org/
               or
-              <a href="http://www.oracle.com/technetwork/java/javase/downloads/index.html" target="_blank">Java Development Kit (JDK)</a>.
+              <a href="https://www.oracle.com/technetwork/java/javase/downloads/index.html" target="_blank">Java Development Kit (JDK)</a>.
               These installations also include the
               Java Runtime Environment (JRE),
               which does not need to be installed separately.
@@ -886,13 +886,13 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
           </li>
           <li>
               <!--
-              <a href="http://docs.oracle.com/javase/6/docs/api">Java 6 Javadoc</a>
-              <a href="http://docs.oracle.com/javase/7/docs/api">Java 7 Javadoc</a>
+              <a href="https://docs.oracle.com/javase/6/docs/api">Java 6 Javadoc</a>
+              <a href="https://docs.oracle.com/javase/7/docs/api">Java 7 Javadoc</a>
               or
               -->
               <a href="https://docs.oracle.com/en/java/javase/12/" target="_blank">Java 12 Javadoc</a>
               and
-              <a href="http://docs.oracle.com/javase/8/docs/api" target="_blank">Java 8 Javadoc</a>
+              <a href="https://docs.oracle.com/javase/8/docs/api" target="_blank">Java 8 Javadoc</a>
               are available on the
               <a href="https://www.oracle.com/technetwork/java/javase/downloads/index.html" target="_blank">Java downloads</a> page.
               Extract the <code style="color:darkgreen"><b>docs</b></code> directory tree provided by the .zip
@@ -908,7 +908,7 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
           </ul>
           <li>
           		For JDK 1.8 (but not later),
-              <a href="http://www.oracle.com/technetwork/java/javase/downloads/jce8-download-2133166.html">Java Cryptography Extension (JCE) Unlimited Strength Jurisdiction Policy Files 8 Download</a>
+              <a href="https://www.oracle.com/technetwork/java/javase/downloads/jce8-download-2133166.html">Java Cryptography Extension (JCE) Unlimited Strength Jurisdiction Policy Files 8 Download</a>
               is needed to support various builds
               (link also found at bottom of JavaSE downloads page).
               <ul>
@@ -916,10 +916,10 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
                       <br />
                       <code style="color:darkgreen"><b>C:\Program Files\Java\jdk1.8.0_221\jre\lib\security</b></code></li>
                 <li>  
-                  <a href="http://download.oracle.com/javase/8/docs/technotes/guides/security">Java(TM) Cryptography Architecture (JCA) Reference Guide</a>
+                  <a href="https://download.oracle.com/javase/8/docs/technotes/guides/security">Java(TM) Cryptography Architecture (JCA) Reference Guide</a>
                 </li>
                 <li>
-                  <a href="http://www.oracle.com/technetwork/java/javase/tech/index-jsp-136007.html">Java SE Security</a>
+                  <a href="https://www.oracle.com/technetwork/java/javase/tech/index-jsp-136007.html">Java SE Security</a>
                   has more information about JCE and the Java SE Security Model.
                 </li>
               </ul>
@@ -935,12 +935,12 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
       <p>Additional Java resources:</p>
       <ul>
           <li>
-              <a href="http://www.oracle.com/technetwork/java/javase/documentation/index-jsp-135444.html">Javadoc Tool</a>
+              <a href="https://www.oracle.com/technetwork/java/javase/documentation/index-jsp-135444.html">Javadoc Tool</a>
               page provides guidance on how to write correct, effective Java documentation.
           </li>
           <li>
               You can also visit the
-              <a href="http://www.java.com/en/download/installed.jsp" target="_blank">Verify Java Version</a>
+              <a href="https://www.java.com/en/download/installed.jsp" target="_blank">Verify Java Version</a>
               page, which detects which version of Java is installed in your Web browser.
               This may be a different version (for example, JRE version 1.7.*) 
               without interfering with the command-line PATH version used for development.
@@ -953,19 +953,19 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
           <li>Style guides
               <ul>
                 <li>
-                  <a href="http://www.oracle.com/technetwork/java/javase/documentation/codeconvtoc-136057.html">Code Conventions for the Java Programming Language</a>).
+                  <a href="https://www.oracle.com/technetwork/java/javase/documentation/codeconvtoc-136057.html">Code Conventions for the Java Programming Language</a>).
                   (April&nbsp;1999)
                 </li>
                 <li>
                   <a href="http://google-styleguide.googlecode.com/svn/trunk/javaguide.html">Google Java Style Guide</a>
                   for source code
-                  (<a href="http://www.javaworld.com/article/2102551/java-language/googles-java-coding-standards.html">press&nbsp;review</a>).
+                  (<a href="https://www.javaworld.com/article/2102551/java-language/googles-java-coding-standards.html">press&nbsp;review</a>).
                 </li>
               </ul>
           </li>
           <li>
             Applet security:  to run a Java applet in a Web browser, you may need to add this site to your
-            <a href=" http://www.web3d.org/x3d/content/examples/images/JavaControlPanelSecurityExceptionSiteList.png">Java Control Panel Security Exception Site List</a>
+            <a href=" https://www.web3d.org/x3d/content/examples/images/JavaControlPanelSecurityExceptionSiteList.png">Java Control Panel Security Exception Site List</a>
            (<a href="https://www.java.com/en/download/exception_sitelist.jsp">documentation</a>).
           </li>
       </ul>
@@ -994,7 +994,7 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
               to check if JavaScript WebGl is working in a Web browser.
           </li>
           <li>
-              <a href="http://www.web3d.org/specifications/Ecma-262.pdf">ECMAScript-262 specification</a>
+              <a href="https://www.web3d.org/specifications/Ecma-262.pdf">ECMAScript-262 specification</a>
               defines JavaScript functionality.
           </li>
           <li>
@@ -1096,8 +1096,8 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
 
       <p>
           Wherever possible our group utilizes both
-          <a href="http://en.wikipedia.org/wiki/Open_standards">open standards</a> and
-          <a href="http://en.wikipedia.org/wiki/Open_source">open source</a> licensing.
+          <a href="https://en.wikipedia.org/wiki/Open_standards">open standards</a> and
+          <a href="https://en.wikipedia.org/wiki/Open_source">open source</a> licensing.
       </p>
 
       <p>
@@ -1157,19 +1157,19 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
               offering our code and content for reuse without impediment.
           </li>
             <li>
-                <a href="http://creativecommons.org">Creative Commons</a> is another important source for licenses.
+                <a href="https://creativecommons.org">Creative Commons</a> is another important source for licenses.
             </li>
           <li>
-              <a href="http://oreilly.com/catalog/9780596005818">Understanding Open Source and Free Software Licensing</a>
+              <a href="https://oreilly.com/catalog/9780596005818">Understanding Open Source and Free Software Licensing</a>
               by
               Andrew M. St. Laurent,
               O'Reilly Media,
               Sebastopol California, 2004.
               Also
-              <a href="http://oreilly.com/openbook/osfreesoft/book">available online</a>.
+              <a href="https://oreilly.com/openbook/osfreesoft/book">available online</a>.
           </li>
             <li>
-                <a href="http://www.web3d.org/x3d/content/examples/X3dSceneAuthoringHints.html#license">X3D Scene Authoring Hints:  License</a>
+                <a href="https://www.web3d.org/x3d/content/examples/X3dSceneAuthoringHints.html#license">X3D Scene Authoring Hints:  License</a>
                 provides further rationale on licenses for X3D scenes.
             </li>
       </ul>
@@ -1193,7 +1193,7 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
             </li>
             <li>
                 Perlroth, Nichole, 
-                <a href="http://www.nytimes.com/2014/04/19/technology/heartbleed-highlights-a-contradiction-in-the-web.html" target="_blank">Heartbleed Highlights a Contradiction in the Web</a>,"
+                <a href="https://www.nytimes.com/2014/04/19/technology/heartbleed-highlights-a-contradiction-in-the-web.html" target="_blank">Heartbleed Highlights a Contradiction in the Web</a>,"
                 New York Times, 19 April 2014. "Companies using open software are doing little to support it."
             </li>
         </ul>
@@ -1230,7 +1230,7 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
                 model archives
           </li>
           <li>
-                <a href="http://www.web3d.org/x3d/content/examples/X3dResources.html#Examples">X3D Resources: Examples</a>
+                <a href="https://www.web3d.org/x3d/content/examples/X3dResources.html#Examples">X3D Resources: Examples</a>
           </li>
       </ul>
       
@@ -1266,10 +1266,10 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
               (including <a href="http://defenseimagery.mil/products/dodimagery.html">guidelines</a>)
           </li>
           <li>
-              <a href="http://www.dvidshub.net">Defense Video and Imagery Distribution System (DVIDS)</a> 
+              <a href="https://www.dvidshub.net">Defense Video and Imagery Distribution System (DVIDS)</a> 
           </li>
           <li>
-                <a href="http://www.web3d.org/x3d/content/examples/X3dResources.html#Video">X3D Resources: Video</a>
+                <a href="https://www.web3d.org/x3d/content/examples/X3dResources.html#Video">X3D Resources: Video</a>
           </li>
       </ul>
 
@@ -1294,7 +1294,7 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
               is a helpful quick reference
           </li>
           <li>
-              <a href="http://netbeans.org/kb/articles/mysql.html">MySQL and NetBeans IDE</a>
+              <a href="https://netbeans.org/kb/articles/mysql.html">MySQL and NetBeans IDE</a>
               includes two screencast videos:
               <ul>
                   <li>
@@ -1307,13 +1307,13 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
           </li>
 
           <li>
-              <a href="http://netbeans.org/kb/docs/ide/mysql.html">Connecting to a MySQL Database</a>
+              <a href="https://netbeans.org/kb/docs/ide/mysql.html">Connecting to a MySQL Database</a>
           </li>
           <li>
-              <a href="http://netbeans.org/kb/docs/web/mysql-webapp.html">Creating a Simple Web Application Using a MySQL Database</a>
+              <a href="https://netbeans.org/kb/docs/web/mysql-webapp.html">Creating a Simple Web Application Using a MySQL Database</a>
           </li>
           <li>
-              <a href="http://netbeans.org/kb/docs/websvc/rest-mysql.html">Exposing a MySQL Database with RESTful Web Services</a>
+              <a href="https://netbeans.org/kb/docs/websvc/rest-mysql.html">Exposing a MySQL Database with RESTful Web Services</a>
           </li>
       </ul>
       <p>
@@ -1321,12 +1321,12 @@ Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)
       </p>
       <ul>
           <li>
-              <a href="http://www.mysql.com">MySQL.com</a>
+              <a href="https://www.mysql.com">MySQL.com</a>
               and
-              <a href="http://www.mysql.com/downloads/workbench/">MySQL Workbench</a> (GUI tool)
+              <a href="https://www.mysql.com/downloads/workbench/">MySQL Workbench</a> (GUI tool)
           </li>
           <li>
-              <a href="http://www.sequelpro.com">SequelPro</a>
+              <a href="https://www.sequelpro.com">SequelPro</a>
               database management application (Macintosh)
           </li>
       </ul>
@@ -1425,16 +1425,16 @@ need to be connected to the NPS intranet.
       </h2>
 
       <p>
-          <a href="http://www.netbeans.org" target="_blank">NetBeans</a>
+          <a href="https://www.netbeans.org" target="_blank">NetBeans</a>
           is the Integrated Development Environment (IDE) used for most Savage project development.
       </p>
 
       <p>
           Free book:
-          <a href="http://netbeans.dzone.com/articles/free-oracle-book-developing" target="_blank">Developing Applications with NetBeans&nbsp;IDE&nbsp;8.0</a>
-         (<a href="http://docs.oracle.com/cd/E50453_01/doc.80/e50452/toc.htm">.html</a> 
+          <a href="https://netbeans.dzone.com/articles/free-oracle-book-developing" target="_blank">Developing Applications with NetBeans&nbsp;IDE&nbsp;8.0</a>
+         (<a href="https://docs.oracle.com/cd/E50453_01/doc.80/e50452/toc.htm">.html</a> 
           and
-          <a href="http://docs.oracle.com/cd/E50453_01/doc.80/e50452.pdf">.pdf</a>)
+          <a href="https://docs.oracle.com/cd/E50453_01/doc.80/e50452.pdf">.pdf</a>)
       </p>
 
       <p>
@@ -1448,16 +1448,16 @@ need to be connected to the NPS intranet.
               click to accept installation of plugin
           </li>
           <li>
-              <a href="http://docs.oracle.com/cd/E50453_01/index.htm" target="_blank">Netbeans documentation</a> 
+              <a href="https://docs.oracle.com/cd/E50453_01/index.htm" target="_blank">Netbeans documentation</a> 
               and
-              <a href="http://docs.oracle.com/javase/8/docs" target="_blank">Java documentation</a> 
+              <a href="https://docs.oracle.com/javase/8/docs" target="_blank">Java documentation</a> 
               are helpful.
               Be sure to download Javadoc for Java from the
-              <a href="http://www.oracle.com/technetwork/java/javase/downloads">Java downloads</a> page.
+              <a href="https://www.oracle.com/technetwork/java/javase/downloads">Java downloads</a> page.
               Extract the <code style="color:darkgreen"><b>docs</b></code> directory tree provided by the .zip to the directory containing Java.
               Then select the Netbeans menu for <i>Tools&nbsp;&gt;&nbsp;Java&nbsp;Platform</i> and
               add the local directory under the Javadoc tab.  For good measure you can also add the online Java Javadoc url at
-              <a href="http://docs.oracle.com/javase/8/docs/api" target="_blank">http://docs.oracle.com/javase/8/docs/api</a>
+              <a href="https://docs.oracle.com/javase/8/docs/api" target="_blank">https://docs.oracle.com/javase/8/docs/api</a>
               there as well.
               <p>
               	Javadoc location is configured under <i>Tools &gt; Java Platform &gt; select platform (JDK&nbsp;1.8)</i> subtab
@@ -1471,7 +1471,7 @@ need to be connected to the NPS intranet.
           </li>
           <li>
               If upgrading Java without re-installing Netbeans, you may need to 
-              <a href="http://stackoverflow.com/questions/2809366/changing-the-version-on-which-netbeans-runs">modify Netbeans version of Java platform</a>
+              <a href="https://stackoverflow.com/questions/2809366/changing-the-version-on-which-netbeans-runs">modify Netbeans version of Java platform</a>
               by editing 
               <code style="color:darkgreen"><b>netbeans.conf</b></code>
               in the program-installation directory, such as
@@ -1492,23 +1492,23 @@ need to be connected to the NPS intranet.
 			  <br />
 			  &nbsp;&nbsp;&nbsp;&nbsp;<b><code>netbeans_default_options</code></b>=&quot;<b><code>-J-server</code> <code>-J-Xmx2g</code> <code>-J-XX:PermSize=32m</code></b>&quot;
 			  <br />
-			  &nbsp;&nbsp;&nbsp;&nbsp;(for details, see&nbsp;<a href="http://wiki.netbeans.org/FaqSettingHeapSize">Netbeans&nbsp;FaqSettingHeapSize</a>)
+			  &nbsp;&nbsp;&nbsp;&nbsp;(for details, see&nbsp;<a href="https://wiki.netbeans.org/FaqSettingHeapSize">Netbeans&nbsp;FaqSettingHeapSize</a>)
 			  	</li>
           <li>
-              <a href="http://plugins.netbeans.org/PluginPortal">NetBeans Plugin Portal</a>
+              <a href="https://plugins.netbeans.org/PluginPortal">NetBeans Plugin Portal</a>
               has many useful additions for Netbeans
           </li>
           <li>
-              <a href="http://netbeans.dzone.com">DZone NetBeans Zone</a>
+              <a href="https://netbeans.dzone.com">DZone NetBeans Zone</a>
               has interesting news and resources, including
-              <a href="http://refcardz.dzone.com/refcardz/netbeans-ide-7-programming">refcard: Netbeans IDE 7.0 - Programming in Java</a>
+              <a href="https://refcardz.dzone.com/refcardz/netbeans-ide-7-programming">refcard: Netbeans IDE 7.0 - Programming in Java</a>
               and
-              <a href="http://refcardz.dzone.com/refcardz/netbeans-platform-70">refcard: NetBeans Platform 7.0 Framework for Building Pluggable Enterprise Applications </a>.
+              <a href="https://refcardz.dzone.com/refcardz/netbeans-platform-70">refcard: NetBeans Platform 7.0 Framework for Building Pluggable Enterprise Applications </a>.
           </li>
           <!--
           <li>
               (TODO verify latest, update if needed) Add
-          <a href="http://updates.netbeans.org/netbeans/updates/6.9/uc/m1/dev/catalog.xml">NetBeans Development</a>
+          <a href="https://updates.netbeans.org/netbeans/updates/6.9/uc/m1/dev/catalog.xml">NetBeans Development</a>
               Update Center to Plugins, then
               <i>XML Schema and WSDL</i> plugin
           </li>
@@ -1647,7 +1647,7 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
           <li>
                <a href="https://savage.nps.edu/X3D-Edit/#Open-DIS">Open DIS</a>
                implementation of the
-               <a href="http://en.wikipedia.org/wiki/Distributed_Interactive_Simulation">IEEE Distributed Interactive Simulation (DIS) protocol</a>
+               <a href="https://en.wikipedia.org/wiki/Distributed_Interactive_Simulation">IEEE Distributed Interactive Simulation (DIS) protocol</a>
                in Java, Javascript, C++, C# and Objective&nbsp;C
               (<a href="https://savage.nps.edu/X3D-Edit/Open-DIS-flyer.pdf">flyer</a>)
           </li>
@@ -1668,27 +1668,27 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
 
       <ul>
           <li>
-              <a href="http://www.web3d.org/x3d/content/examples/X3dResources.html#AuthoringSupport" target="_blank">X3D Authoring Support</a>
+              <a href="https://www.web3d.org/x3d/content/examples/X3dResources.html#AuthoringSupport" target="_blank">X3D Authoring Support</a>
               lists a variety of resources
           </li>
           <li>
-              <a href="http://x3d.svn.sourceforge.net/viewvc/x3d/www.web3d.org/x3d/tools/canonical" target="_blank">X3D Canonicalization (C14N)</a>
+              <a href="https://x3d.svn.sourceforge.net/viewvc/x3d/www.web3d.org/x3d/tools/canonical" target="_blank">X3D Canonicalization (C14N)</a>
               for normalized formatting and authentication support
           </li>
           <li>
-              <a href="http://www.web3d.org/specifications">X3D DTD and Schema Validation</a>
+              <a href="https://www.web3d.org/specifications">X3D DTD and Schema Validation</a>
               to ensure XML document validity
-             (<a href="http://x3d.svn.sourceforge.net/viewvc/x3d/www.web3d.org/x3d/tools/canonical" target="_blank">subversion source</a>).
+             (<a href="https://x3d.svn.sourceforge.net/viewvc/x3d/www.web3d.org/x3d/tools/canonical" target="_blank">subversion source</a>).
               <ul>
                   <li>
                       <a href="images/X3dDtdDocumentationGenerationNetbeans.png">NetBeans DOCTYPE documentation generation</a>
                       is used to produce
-                      <a href="http://www.web3d.org/specifications/X3dDoctypeDocumentation3.2.html">X3D DOCTYPE documentation</a>
+                      <a href="https://www.web3d.org/specifications/X3dDoctypeDocumentation3.2.html">X3D DOCTYPE documentation</a>
                   </li>
                   <li>
                       <a href="images/X3dSchemaDocumentationGenerationXmlspy.png">XML Spy schema documentation generation</a>
                       is used to produce
-                      <a href="http://www.web3d.org/specifications/X3dSchemaDocumentation3.2/x3d-3.2.html">X3D Schema documentation</a>
+                      <a href="https://www.web3d.org/specifications/X3dSchemaDocumentation3.2/x3d-3.2.html">X3D Schema documentation</a>
                   </li>
               </ul>
           </li>
@@ -1697,23 +1697,23 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
               is an open-source authoring tool for simple error-free editing, authoring and validation of X3D scenes
           </li>
           <li>
-              <a href="http://www.web3d.org/x3d/content/examples/X3dResources.html#Examples">X3D Example Archives</a>
+              <a href="https://www.web3d.org/x3d/content/examples/X3dResources.html#Examples">X3D Example Archives</a>
               (includes
-              <a href="http://www.web3d.org/x3d/content/examples/X3dResources.html#Examples">links</a>
+              <a href="https://www.web3d.org/x3d/content/examples/X3dResources.html#Examples">links</a>
               to version-control sources and other details)
               <ul>
                   <li>
-                      <a href="http://x3d.svn.sourceforge.net/viewvc/x3d/www.web3d.org/x3d/tools/CreateContentCatalog" target="_blank">Content Catalog Creation source</a>
+                      <a href="https://x3d.svn.sourceforge.net/viewvc/x3d/www.web3d.org/x3d/tools/CreateContentCatalog" target="_blank">Content Catalog Creation source</a>
                       uses metadata in the X3D model documents themselves to automatically build all the HTML pages
                   </li>
                   <li>
-                      <a href="http://www.web3d.org/x3d/content/examples/Basic" target="_blank">Basic</a> examples
+                      <a href="https://www.web3d.org/x3d/content/examples/Basic" target="_blank">Basic</a> examples
                   </li>
                   <li>
-                      <a href="http://www.web3d.org/x3d/content/examples/ConformanceNist" target="_blank">ConformanceNist</a> examples
+                      <a href="https://www.web3d.org/x3d/content/examples/ConformanceNist" target="_blank">ConformanceNist</a> examples
                   </li>
                   <li>
-                      <a href="http://www.web3d.org/x3d/content/examples/Vrml2.0Sourcebook" target="_blank">VRML 2.0 Sourcebook</a> examples
+                      <a href="https://www.web3d.org/x3d/content/examples/Vrml2.0Sourcebook" target="_blank">VRML 2.0 Sourcebook</a> examples
                   </li>
                   <li>
                       <a href="https://savage.nps.edu/Savage" target="_blank">Savage</a> examples
@@ -1729,18 +1729,18 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
               </ul>
           </li>
           <li>
-              <a href="http://www.web3d.org/x3d/tools/schematron/X3dSchematron.html" target="_blank">X3D Schematron</a>
+              <a href="https://www.web3d.org/x3d/tools/schematron/X3dSchematron.html" target="_blank">X3D Schematron</a>
               rules for quality assurance of X3D scenes
-             (<a href="http://x3d.svn.sourceforge.net/viewvc/x3d/www.web3d.org/x3d/tools/schematron" target="_blank">subversion source</a>)
+             (<a href="https://x3d.svn.sourceforge.net/viewvc/x3d/www.web3d.org/x3d/tools/schematron" target="_blank">subversion source</a>)
           </li>
           <li>
-              <a href="http://www.web3d.org/x3d/content/examples/X3dResources.html#Showcase" target="_blank">X3D Showcase</a>
+              <a href="https://www.web3d.org/x3d/content/examples/X3dResources.html#Showcase" target="_blank">X3D Showcase</a>
                a data DVD of X3D players, authoring tools and content
           </li>
           <li>
-              <a href="http://www.web3d.org/x3d/content/examples/X3dResources.html#Tooltips">X3D Tooltips</a>
+              <a href="https://www.web3d.org/x3d/content/examples/X3dResources.html#Tooltips">X3D Tooltips</a>
               provide hints for each node and field in X3D
-             (<a href="http://x3d.svn.sourceforge.net/viewvc/x3d/www.web3d.org/x3d/tooltips" target="_blank">subversion source</a>)
+             (<a href="https://x3d.svn.sourceforge.net/viewvc/x3d/www.web3d.org/x3d/tooltips" target="_blank">subversion source</a>)
           </li>
           <li>
               <a href="#Xj3D"> Xj3D viewer - NPS Branch</a>
@@ -1931,17 +1931,17 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
               please contact <a href="mailto:mailman@www.movesinstitute.org?subject=mailman%20feedback%20">mailman@www.movesinstitute.org</a>
           </li>
           <li>
-              <a href="http://www.gnu.org/software/mailman">Mailman</a>
+              <a href="https://www.gnu.org/software/mailman">Mailman</a>
               server software
-             (<a href="http://www.gnu.org/software/mailman/docs.html">documentation</a>,
-              <a href="http://www.gnu.org/software/mailman/faq.html">FAQ</a>,
+             (<a href="https://www.gnu.org/software/mailman/docs.html">documentation</a>,
+              <a href="https://www.gnu.org/software/mailman/faq.html">FAQ</a>,
               <a href="http://wiki.list.org/display/COM/Home">wiki</a>)
           </li>
       </ul>
 
       <p>
           Department of Defense Web Policy:
-          <a href="http://www.defense.gov/webmasters/policy/dod_web_policy_12071998_with_amendments_and_corrections.html">Web Site Administration Policies &amp; Procedures</a>
+          <a href="https://www.defense.gov/webmasters/policy/dod_web_policy_12071998_with_amendments_and_corrections.html">Web Site Administration Policies &amp; Procedures</a>
       </p>
 
       <p>
@@ -1955,7 +1955,7 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
               <a href="mailto:brutzman@nps.edu(Don%20Brutzman),mcgredo@nps.edu(Don%20McGregor),?subject=Savage.nps.edu%20password%20request">savage.nps.edu password request</a>
           </li>
           <li>
-              <a href="http://www.web3d.org/x3d/learn/mimetypes">Configuring a web server for X3D MIME types</a>
+              <a href="https://www.web3d.org/x3d/learn/mimetypes">Configuring a web server for X3D MIME types</a>
           </li>
           <li>
               <a href="http://www.bram.us/2007/05/25/office-2007-mime-types-for-iis/">MIME types for Microsoft Office</a>
@@ -2050,12 +2050,12 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
               <a href="http://netbeans.org/kb/docs/ide/subversion.html">Guided Tour of Subversion with NetBeans</a>
           </li>
           <li>
-              <a href="http://www.tortoisesvn.net/downloads.html">TortoiseSVN client</a>
+              <a href="https://www.tortoisesvn.net/downloads.html">TortoiseSVN client</a>
               integrates with the file browsers
               for Windows, OS&nbsp;X, and Linux
           </li>
           <li>
-              <a href="http://www.open.collab.net/downloads/subversion">Collabnet client</a>
+              <a href="https://www.open.collab.net/downloads/subversion">Collabnet client</a>
               works via command line
               (<a href="http://help.collab.net/index.jsp?topic=/faq/editorcommandline.html">setting environment variable for command line</a>)
           </li>
@@ -2130,7 +2130,7 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
               <br></br>
                 If you want to set up your own Subversion server, a how-to for doing
                 this with apache on Linux is on the
-                <a href="http://www.howtoforge.com/apache_subversion_repository">HowtoForge tutorial site</a>.
+                <a href="https://www.howtoforge.com/apache_subversion_repository">HowtoForge tutorial site</a>.
               <br></br>
                 Most developers don't need to do this and simply use an already-existing version-control server.
           </li>
@@ -2212,12 +2212,12 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
               guidance (for Mac at least).
           </li>
           <li>
-              <a href="http://www.usno.navy.mil/USNO/time">U.S. Naval Observatory (USNO) Precise Time</a>
+              <a href="https://www.usno.navy.mil/USNO/time">U.S. Naval Observatory (USNO) Precise Time</a>
               and
-              <a href="http://www.usno.navy.mil/USNO/time/ntp">Network Time Protocol (NTP)</a>.
+              <a href="https://www.usno.navy.mil/USNO/time/ntp">Network Time Protocol (NTP)</a>.
           </li>
           <li>
-              <a href="http://www.ntp.org">Network Time Foundation (ntp.org)</a>
+              <a href="https://www.ntp.org">Network Time Foundation (ntp.org)</a>
               includes information about a variety of time-related protocols and also software downloads.
           </li>
       </ul>
@@ -2233,7 +2233,7 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
 
       <p>
           <a name="Altova">The</a>
-          <a href="http://www.altova.com">Altova XML tools</a>
+          <a href="https://www.altova.com">Altova XML tools</a>
           (XMLSpy, Diffdog, etc.)
           provide outstanding support for XML development.
       </p>
@@ -2247,15 +2247,15 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
               XML Spy project files help organize large sets of XML documents
               <ul>
                   <li>
-                      <a href="http://www.web3d.org/specifications/X3dSchemaDtd-XmlSpyProject.spp">X3D schemas and DTDs</a>
+                      <a href="https://www.web3d.org/specifications/X3dSchemaDtd-XmlSpyProject.spp">X3D schemas and DTDs</a>
                   </li>
                   <li>
                       Project catalogs for X3D example archives
                       are autogenerated as part of ContentCatalogCreation:
                       <br />
-                      <a href="http://www.web3d.org/x3d/content/examples/Basic/ContentCatalogBasic.spp" target="_blank">Basic</a>,
-                      <a href="http://www.web3d.org/x3d/content/examples/ConformanceNist/ContentCatalogConformanceNist.spp" target="_blank">ConformanceNist</a>,
-                      <a href="http://www.web3d.org/x3d/content/examples/Vrml2.0Sourcebook/ContentCatalogVrml2.0Sourcebook.spp" target="_blank">Vrml 2.0 Sourcebook</a>,
+                      <a href="https://www.web3d.org/x3d/content/examples/Basic/ContentCatalogBasic.spp" target="_blank">Basic</a>,
+                      <a href="https://www.web3d.org/x3d/content/examples/ConformanceNist/ContentCatalogConformanceNist.spp" target="_blank">ConformanceNist</a>,
+                      <a href="https://www.web3d.org/x3d/content/examples/Vrml2.0Sourcebook/ContentCatalogVrml2.0Sourcebook.spp" target="_blank">Vrml 2.0 Sourcebook</a>,
                       <a href="https://savage.nps.edu/Savage/ContentCatalogSavage.spp" target="_blank">Savage</a>,
                       <a href="https://SavageDefense.nps.navy.mil/SavageDefense/ContentCatalogSavageDefense.spp" target="_blank" title="restricted access" alt="restricted access">SavageDefense</a> (FOUO&nbsp;access)  and
                       <a href="http://x3dgraphics.com/examples/X3dForWebAuthors/ContentCatalogX3dForWebAuthors.spp" target="_blank">X3dForWebAuthors</a>
@@ -2286,17 +2286,17 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
               is a desktop-sharing system for meetings with remote participation
           </li>
           <li>
-              <a href="http://www.mozilla.com">Firefox</a>
+              <a href="https://www.mozilla.com">Firefox</a>
               Web browser and
-              <a href="http://www.mozillamessaging.com/en-US/thunderbird">Thunderbird</a>
+              <a href="https://www.mozillamessaging.com/en-US/thunderbird">Thunderbird</a>
               email client
               by Mozilla
           </li>
           <li>
-              <a href="http://www.gimp.org">GNU Image Manipulation Program (GIMP)</a> for image editing
+              <a href="https://www.gimp.org">GNU Image Manipulation Program (GIMP)</a> for image editing
           </li>
           <li>
-              <a href="http://www.htmlkit.com">HTML-Kit</a> advanced HTML editor by Chami
+              <a href="https://www.htmlkit.com">HTML-Kit</a> advanced HTML editor by Chami
           </li>
           <li>
               <a href="http://protege.stanford.edu">Protege</a>
@@ -2307,12 +2307,12 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
               ssh and sftp
           </li>
           <li>
-              <a href="http://www.apple.com/quicktime/pro">Quicktime Pro</a> by Apple ($$) for simple movie editing
+              <a href="https://www.apple.com/quicktime/pro">Quicktime Pro</a> by Apple ($$) for simple movie editing
           </li>
           <li>
-              <a href="http://www.ultraedit.com">UltraEdit text editor</a>
+              <a href="https://www.ultraedit.com">UltraEdit text editor</a>
               and
-              <a href="http://www.ultracompare.com">UltraCompare file comparison</a>
+              <a href="https://www.ultracompare.com">UltraCompare file comparison</a>
           </li>
           <li>
               <a href="http://windirstat.info">WinDirStat</a> is an open-source disk-usage statistics viewer and cleanup tool for Microsoft Windows.
@@ -2334,9 +2334,9 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
       <p>
          Wikis are an excellent way to collaboratively build websites online using a simple syntax.
          We typically use the same
-         <a href="http://www.wikimedia.org">Wikimedia</a>
+         <a href="https://www.wikimedia.org">Wikimedia</a>
          server software used by
-         <a href="http://www.wikimedia.org">Wikipedia</a>.
+         <a href="https://www.wikimedia.org">Wikipedia</a>.
       </p>
 
       <ul>
@@ -2431,7 +2431,7 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
                     </li>
                     <li>
                         Future version releases will integrate other 
-                        <a href="http://www.web3d.org/wiki/index.php/Xj3D_Evolution#Merge_orphaned_Xj3D_codebases">previously orphaned Xj3D builds</a>.
+                        <a href="https://www.web3d.org/wiki/index.php/Xj3D_Evolution#Merge_orphaned_Xj3D_codebases">previously orphaned Xj3D builds</a>.
                     </li>
                 </ul>
           </li>
@@ -2462,8 +2462,8 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
                (Windows MacOSX Linux Solaris).
           </li>
 		  <li>
-			  <a href="http://www.web3d.org/specifications/X3dNodeInventoryComparison.xlsx">X3D Node Inventory Comparison</a>
-			 (<a href="http://www.web3d.org/specifications/X3dNodeInventoryComparison.pdf">.pdf</a>)
+			  <a href="https://www.web3d.org/specifications/X3dNodeInventoryComparison.xlsx">X3D Node Inventory Comparison</a>
+			 (<a href="https://www.web3d.org/specifications/X3dNodeInventoryComparison.pdf">.pdf</a>)
 			 shows implementation coverage of the X3D Abstract Specification.
 		  </li>
       </ul>
@@ -2477,12 +2477,12 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
             </li>
             <li>
                 Build processes for compressing and taking offline screen snapshots
-               (<a href="http://www.web3d.org/x3d-resources/content/examples/Vrml2.0Sourcebook/Siggraph98Course/viewpointSlideshow.html">example</a>)
+               (<a href="https://www.web3d.org/x3d-resources/content/examples/Vrml2.0Sourcebook/Siggraph98Course/viewpointSlideshow.html">example</a>)
                 for the thousands of scenes in the
-                <a href="http://www.web3d.org/x3d/content/examples/X3dResources.html#Examples">X3D Example Archives</a>
+                <a href="https://www.web3d.org/x3d/content/examples/X3dResources.html#Examples">X3D Example Archives</a>
             </li>
             <li>
-                <a href="http://www.web3d.org/case-studies/structure-and-form-analysis-system-safas/e-learning-and-e-design">Structure and Form Analysis System (SAFAS)</a> 
+                <a href="https://www.web3d.org/case-studies/structure-and-form-analysis-system-safas/e-learning-and-e-design">Structure and Form Analysis System (SAFAS)</a> 
                 by Virginia Tech (VT),
                 a curriculum-support application for Architecture students learning Structural Engineering.
             </li>
@@ -2632,11 +2632,11 @@ netbeans_jdkhome="C:\Program Files\Java\jdk1.8.0_221"</pre>
       
       <ul>
           <li>
-                <a href="http://www.w3.org">World Wide Web Consortium (W3C)</a>
+                <a href="https://www.w3.org">World Wide Web Consortium (W3C)</a>
                 is the open standards development organization whose Recommendations govern XML.
                 <ul>
                     <li>
-                        <a href="http://www.w3.org/XML/1999/XML-in-10-points">XML in 10 points</a>
+                        <a href="https://www.w3.org/XML/1999/XML-in-10-points">XML in 10 points</a>
                         provides a concise summary of the many capabilities possible with XML.
                         <ul>
                             <li>
@@ -2650,20 +2650,20 @@ which can lead to the Internet of Things becoming the Web of Things. </i>
                         </ul>
                     </li>
                     <li>
-                        <a href="http://www.w3.org/XML">Extensible Markup Language (XML)</a>
+                        <a href="https://www.w3.org/XML">Extensible Markup Language (XML)</a>
                     </li>
                     <li>
-                        <a href="http://www.w3.org/XML/EXI">Efficient XML Interchange (EXI) working group</a>,
+                        <a href="https://www.w3.org/XML/EXI">Efficient XML Interchange (EXI) working group</a>,
                         related
                         
                         and NPS work on
                         <a href="https://wiki.nps.edu/display/NOW/Efficient+Messaging">Efficient Messaging</a>
                     </li>
                     <li>
-                        <a href="http://www.w3.org/standards/xml/core">XML Essentials</a>
+                        <a href="https://www.w3.org/standards/xml/core">XML Essentials</a>
                     </li>
                     <li>
-                        <a href="http://www.w3.org/standards/xml">XML Technology</a>
+                        <a href="https://www.w3.org/standards/xml">XML Technology</a>
                     </li>
                 </ul>
           </li>
@@ -2691,9 +2691,9 @@ which can lead to the Internet of Things becoming the Web of Things. </i>
 
       <ul>
           <li>
-              <a href="http://www.oasis-open.org/committees/download.php/14810/xml-catalogs.pdf">XML Catalogs v1.1</a>
+              <a href="https://www.oasis-open.org/committees/download.php/14810/xml-catalogs.pdf">XML Catalogs v1.1</a>
               by the
-              <a href="http://www.oasis-open.org/committees/tc_home.php?wg_abbrev=entity">OASIS Entity Resolution Technical Committee (TC)</a>
+              <a href="https://www.oasis-open.org/committees/tc_home.php?wg_abbrev=entity">OASIS Entity Resolution Technical Committee (TC)</a>
           </li>
           <li>
               <a href="http://www.sagehill.net/docbookxsl/UseCatalog.html">How to use a catalog file</a>
@@ -2706,17 +2706,17 @@ which can lead to the Internet of Things becoming the Web of Things. </i>
       </ul>
 
       <p>
-          <a href="http://www.web3d.org/specifications/OasisXmlCatalogX3D.xml">OasisXmlCatalogX3D.xml</a>
+          <a href="https://www.web3d.org/specifications/OasisXmlCatalogX3D.xml">OasisXmlCatalogX3D.xml</a>
           provides schema and doctype address resolution for typical offline validation of X3D scenes.
       </p>
 
       <ul>
           <li>
-              <a href="http://x3d.svn.sourceforge.net/viewvc/x3d/www.web3d.org/x3d/tools/CreateContentCatalog/CatalogManager.properties">CatalogManager.properties</a>
+              <a href="https://x3d.svn.sourceforge.net/viewvc/x3d/www.web3d.org/x3d/tools/CreateContentCatalog/CatalogManager.properties">CatalogManager.properties</a>
           </li>
           <li>
               The Apache resolver is available at
-              <a href="http://www.apache.org/dist/xerces/xml-commons/">xml-commons-resolver-latest.zip</a>
+              <a href="https://www.apache.org/dist/xerces/xml-commons/">xml-commons-resolver-latest.zip</a>
           </li>
       </ul>
 
@@ -2747,7 +2747,7 @@ which can lead to the Internet of Things becoming the Web of Things. </i>
         </blockquote>
 
         <p>
-            <a href="http://www.nps.navy.mil/disclaimer" target="disclaimer">Official disclaimer</a>:
+            <a href="https://www.nps.navy.mil/disclaimer" target="disclaimer">Official disclaimer</a>:
             <br />
             <q>
 Material contained herein is made available for the purpose of