diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3353d9a..64c398a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,7 +10,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        jre: [11]
+        jre: [17]
         os: [ubuntu-latest, windows-latest]
     runs-on: ${{ matrix.os }}
     steps:
diff --git a/build.gradle b/build.gradle
index 343751e..752e3eb 100644
--- a/build.gradle
+++ b/build.gradle
@@ -14,9 +14,9 @@ apply from: 干.file('base/sonatype.gradle')
 
 dependencies {
 	// node.js
-	api 'com.github.eirslett:frontend-maven-plugin:1.15.0' // JitPack HEAD as of 04/23/2020
+	api 'com.github.eirslett:frontend-maven-plugin:1.15.1'
 	// static file server
-	String VER_JETTY = '11.0.20'
+	String VER_JETTY = '11.0.25'
 	api "org.eclipse.jetty:jetty-server:$VER_JETTY"
 	api "org.eclipse.jetty:jetty-servlet:$VER_JETTY"
 }
diff --git a/gradle.properties b/gradle.properties
index 7e2a02b..753b738 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -7,7 +7,7 @@ git_url=github.com/diffplug/webtools
 plugin_tags=node
 plugin_list=node
 
-ver_java=11
+ver_java=17
 
 javadoc_links=
 
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index ccebba7..a4b76b9 100644
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 2617362..d4081da 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,7 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.8-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.3-bin.zip
 networkTimeout=10000
+validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/gradlew b/gradlew
index 79a61d4..f5feea6 100755
--- a/gradlew
+++ b/gradlew
@@ -15,6 +15,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 
 ##############################################################################
 #
@@ -55,7 +57,7 @@
 #       Darwin, MinGW, and NonStop.
 #
 #   (3) This script is generated from the Groovy template
-#       https://github.com/gradle/gradle/blob/HEAD/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
+#       https://github.com/gradle/gradle/blob/HEAD/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
 #       within the Gradle project.
 #
 #       You can find Gradle at https://github.com/gradle/gradle/.
@@ -83,10 +85,9 @@ done
 # This is normally unused
 # shellcheck disable=SC2034
 APP_BASE_NAME=${0##*/}
-APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
-
-# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036)
+APP_HOME=$( cd -P "${APP_HOME:-./}" > /dev/null && printf '%s
+' "$PWD" ) || exit
 
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD=maximum
@@ -133,10 +134,13 @@ location of your Java installation."
     fi
 else
     JAVACMD=java
-    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+    if ! command -v java >/dev/null 2>&1
+    then
+        die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
 
 Please set the JAVA_HOME variable in your environment to match the
 location of your Java installation."
+    fi
 fi
 
 # Increase the maximum file descriptors if we can.
@@ -144,7 +148,7 @@ if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
     case $MAX_FD in #(
       max*)
         # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked.
-        # shellcheck disable=SC3045
+        # shellcheck disable=SC2039,SC3045
         MAX_FD=$( ulimit -H -n ) ||
             warn "Could not query maximum file descriptor limit"
     esac
@@ -152,7 +156,7 @@ if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
       '' | soft) :;; #(
       *)
         # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked.
-        # shellcheck disable=SC3045
+        # shellcheck disable=SC2039,SC3045
         ulimit -n "$MAX_FD" ||
             warn "Could not set maximum file descriptor limit to $MAX_FD"
     esac
@@ -197,11 +201,15 @@ if "$cygwin" || "$msys" ; then
     done
 fi
 
-# Collect all arguments for the java command;
-#   * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of
-#     shell script including quotes and variable substitutions, so put them in
-#     double quotes to make sure that they get re-expanded; and
-#   * put everything else in single quotes, so that it's not re-expanded.
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+
+# Collect all arguments for the java command:
+#   * DEFAULT_JVM_OPTS, JAVA_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments,
+#     and any embedded shellness will be escaped.
+#   * For example: A user cannot expect ${Hostname} to be expanded, as it is an environment variable and will be
+#     treated as '${Hostname}' itself on the command line.
 
 set -- \
         "-Dorg.gradle.appname=$APP_BASE_NAME" \
diff --git a/gradlew.bat b/gradlew.bat
index 6689b85..9b42019 100644
--- a/gradlew.bat
+++ b/gradlew.bat
@@ -13,6 +13,8 @@
 @rem See the License for the specific language governing permissions and
 @rem limitations under the License.
 @rem
+@rem SPDX-License-Identifier: Apache-2.0
+@rem
 
 @if "%DEBUG%"=="" @echo off
 @rem ##########################################################################
@@ -43,11 +45,11 @@ set JAVA_EXE=java.exe
 %JAVA_EXE% -version >NUL 2>&1
 if %ERRORLEVEL% equ 0 goto execute
 
-echo.
-echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
-echo.
-echo Please set the JAVA_HOME variable in your environment to match the
-echo location of your Java installation.
+echo. 1>&2
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 1>&2
+echo. 1>&2
+echo Please set the JAVA_HOME variable in your environment to match the 1>&2
+echo location of your Java installation. 1>&2
 
 goto fail
 
@@ -57,11 +59,11 @@ set JAVA_EXE=%JAVA_HOME%/bin/java.exe
 
 if exist "%JAVA_EXE%" goto execute
 
-echo.
-echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
-echo.
-echo Please set the JAVA_HOME variable in your environment to match the
-echo location of your Java installation.
+echo. 1>&2
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 1>&2
+echo. 1>&2
+echo Please set the JAVA_HOME variable in your environment to match the 1>&2
+echo location of your Java installation. 1>&2
 
 goto fail
 
diff --git a/settings.gradle b/settings.gradle
index a949517..c229d6b 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -8,28 +8,28 @@ plugins {
 	// https://github.com/diffplug/blowdryer/blob/main/CHANGELOG.md
 	id 'com.diffplug.blowdryerSetup' version '1.7.1'
 	// https://github.com/diffplug/spotless/blob/main/plugin-gradle/CHANGES.md
-	id 'com.diffplug.spotless' version '7.0.0.BETA1' apply false
+	id 'com.diffplug.spotless' version '7.0.4' apply false
 	// https://github.com/diffplug/spotless-changelog/blob/main/CHANGELOG.md
 	id 'com.diffplug.spotless-changelog' version '3.1.2' apply false
 	// https://plugins.gradle.org/plugin/com.gradle.plugin-publish
-	id 'com.gradle.plugin-publish' version '1.2.1' apply false
+	id 'com.gradle.plugin-publish' version '1.3.1' apply false
 	// https://github.com/equodev/equo-ide/blob/main/plugin-gradle/CHANGELOG.md
-	id 'dev.equo.ide' version '1.7.6' apply false
+	id 'dev.equo.ide' version '1.7.8' apply false
 	// https://github.com/gradle-nexus/publish-plugin/releases
 	id 'io.github.gradle-nexus.publish-plugin' version '2.0.0' apply false
 	// https://plugins.gradle.org/plugin/org.jetbrains.dokka
-	id 'org.jetbrains.dokka'                       version '1.9.20' apply false
+	id 'org.jetbrains.dokka'                       version '2.0.0' apply false
 	// https://plugins.gradle.org/plugin/org.jetbrains.kotlin.jvm
-	id 'org.jetbrains.kotlin.jvm'                  version '2.0.0' apply false
+	id 'org.jetbrains.kotlin.jvm'                  version '2.2.0' apply false
 	// https://plugins.gradle.org/plugin/org.jetbrains.kotlin.plugin.serialization
-	id 'org.jetbrains.kotlin.plugin.serialization' version '2.0.0' apply false
+	id 'org.jetbrains.kotlin.plugin.serialization' version '2.2.0' apply false
 	// https://plugins.gradle.org/plugin/org.jetbrains.kotlin.multiplatform
-	id 'org.jetbrains.kotlin.multiplatform' version '2.0.0' apply false
+	id 'org.jetbrains.kotlin.multiplatform' version '2.2.0' apply false
 	// https://github.com/adamko-dev/dokkatoo/releases
-	id 'dev.adamko.dokkatoo-html' version '2.3.1' apply false
+	id 'dev.adamko.dokkatoo-html' version '2.4.0' apply false
 }
 blowdryerSetup {
-	github 'diffplug/blowdryer-diffplug', 'tag', '8.0.1'
+	github 'diffplug/blowdryer-diffplug', 'tag', '9.0.4'
 	//devLocal '../blowdryer-diffplug'
 	setPluginsBlockTo {
 		it.file 'plugin.versions'