diff --git a/JREs/jre11/jrt-fs.jar b/JREs/jre11/jrt-fs.jar
new file mode 100644
index 000000000..75c05ac60
Binary files /dev/null and b/JREs/jre11/jrt-fs.jar differ
diff --git a/JREs/jre11/release b/JREs/jre11/release
new file mode 100644
index 000000000..90404a1f0
--- /dev/null
+++ b/JREs/jre11/release
@@ -0,0 +1,8 @@
+IMPLEMENTOR="Oracle Corporation"
+IMPLEMENTOR_VERSION="18.9"
+JAVA_VERSION="11.0.2"
+JAVA_VERSION_DATE="2019-01-15"
+MODULES="java.base java.compiler java.datatransfer java.xml java.prefs java.desktop java.instrument java.logging java.management java.security.sasl java.naming java.rmi java.management.rmi java.net.http java.scripting java.security.jgss java.transaction.xa java.sql java.sql.rowset java.xml.crypto java.se java.smartcardio jdk.accessibility jdk.internal.vm.ci jdk.management jdk.unsupported jdk.internal.vm.compiler jdk.aot jdk.internal.jvmstat jdk.attach jdk.charsets jdk.compiler jdk.crypto.ec jdk.crypto.cryptoki jdk.dynalink jdk.internal.ed jdk.editpad jdk.hotspot.agent jdk.httpserver jdk.internal.le jdk.internal.opt jdk.internal.vm.compiler.management jdk.jartool jdk.javadoc jdk.jcmd jdk.management.agent jdk.jconsole jdk.jdeps jdk.jdwp.agent jdk.jdi jdk.jfr jdk.jlink jdk.jshell jdk.jsobject jdk.jstatd jdk.localedata jdk.management.jfr jdk.naming.dns jdk.naming.rmi jdk.net jdk.pack jdk.rmic jdk.scripting.nashorn jdk.scripting.nashorn.shell jdk.sctp jdk.security.auth jdk.security.jgss jdk.unsupported.desktop jdk.xml.dom jdk.zipfs"
+OS_ARCH="x86_64"
+OS_NAME="Linux"
+SOURCE=".:144d476b6efe"
diff --git a/JREs/jre11/reproduce.sh b/JREs/jre11/reproduce.sh
new file mode 100755
index 000000000..837009f6d
--- /dev/null
+++ b/JREs/jre11/reproduce.sh
@@ -0,0 +1,40 @@
+#!/usr/bin/env bash
+
+# Reproducible JDK 9+ JAR generation script
+# Downloads OpenJDK, extracts modules and creates rt.jar
+
+set -euo pipefail  # Exit on error, undefined vars, pipe failures
+
+# Configuration
+DOWNLOAD_LINK="https://download.java.net/java/GA/jdk11/9/GPL/openjdk-11.0.2_linux-x64_bin.tar.gz"
+FILENAME="jdk.tar.gz"
+EXPECTED_SHA256="99be79935354f5c0df1ad293620ea36d13f48ec3ea870c838f20c504c9668b57"
+
+# Download JDK if not exists
+[ ! -f "$FILENAME" ] && wget "$DOWNLOAD_LINK" -O "$FILENAME"
+
+# Verify SHA256 checksum
+echo "$EXPECTED_SHA256 $FILENAME" | sha256sum -c || exit 1
+
+# Extract JDK to temp directory
+rm -rf temp && mkdir temp
+tar -xf "$FILENAME" --strip-components=1 -C temp
+
+cd temp
+
+# Extract all .jmod files directly to temp directory
+mkdir extracted
+for jmod in jmods/*.jmod; do
+    ./bin/jmod extract --dir extracted "$jmod"
+done
+
+# Package classes into rt.jar
+./bin/jar -cf rt.jar -C extracted/classes .
+
+# Copy output files and cleanup
+cp rt.jar lib/jrt-fs.jar release ../
+cd .. && rm -rf temp "$FILENAME"
+
+echo "Generated: rt.jar ($(du -h rt.jar | cut -f1))"
+echo "Generated: jrt-fs.jar ($(du -h jrt-fs.jar | cut -f1))"
+echo "Generated: release ($(du -h release | cut -f1))"
diff --git a/JREs/jre11/rt.jar b/JREs/jre11/rt.jar
new file mode 100644
index 000000000..3d8a2e274
Binary files /dev/null and b/JREs/jre11/rt.jar differ
diff --git a/JREs/jre17/jrt-fs.jar b/JREs/jre17/jrt-fs.jar
new file mode 100644
index 000000000..486522b17
Binary files /dev/null and b/JREs/jre17/jrt-fs.jar differ
diff --git a/JREs/jre17/release b/JREs/jre17/release
new file mode 100644
index 000000000..b25669751
--- /dev/null
+++ b/JREs/jre17/release
@@ -0,0 +1,8 @@
+IMPLEMENTOR="Oracle Corporation"
+JAVA_VERSION="17.0.2"
+JAVA_VERSION_DATE="2022-01-18"
+LIBC="gnu"
+MODULES="java.base java.compiler java.datatransfer java.xml java.prefs java.desktop java.instrument java.logging java.management java.security.sasl java.naming java.rmi java.management.rmi java.net.http java.scripting java.security.jgss java.transaction.xa java.sql java.sql.rowset java.xml.crypto java.se java.smartcardio jdk.accessibility jdk.internal.jvmstat jdk.attach jdk.charsets jdk.compiler jdk.crypto.ec jdk.crypto.cryptoki jdk.dynalink jdk.internal.ed jdk.editpad jdk.hotspot.agent jdk.httpserver jdk.incubator.foreign jdk.incubator.vector jdk.internal.le jdk.internal.opt jdk.internal.vm.ci jdk.internal.vm.compiler jdk.internal.vm.compiler.management jdk.jartool jdk.javadoc jdk.jcmd jdk.management jdk.management.agent jdk.jconsole jdk.jdeps jdk.jdwp.agent jdk.jdi jdk.jfr jdk.jlink jdk.jpackage jdk.jshell jdk.jsobject jdk.jstatd jdk.localedata jdk.management.jfr jdk.naming.dns jdk.naming.rmi jdk.net jdk.nio.mapmode jdk.random jdk.sctp jdk.security.auth jdk.security.jgss jdk.unsupported jdk.unsupported.desktop jdk.xml.dom jdk.zipfs"
+OS_ARCH="x86_64"
+OS_NAME="Linux"
+SOURCE=".:git:6f0f42630eac"
diff --git a/JREs/jre17/reproduce.sh b/JREs/jre17/reproduce.sh
new file mode 100755
index 000000000..7fcff86e0
--- /dev/null
+++ b/JREs/jre17/reproduce.sh
@@ -0,0 +1,40 @@
+#!/usr/bin/env bash
+
+# Reproducible JDK 9+ JAR generation script
+# Downloads OpenJDK, extracts modules and creates rt.jar
+
+set -euo pipefail  # Exit on error, undefined vars, pipe failures
+
+# Configuration
+DOWNLOAD_LINK="https://download.java.net/java/GA/jdk17.0.2/dfd4a8d0985749f896bed50d7138ee7f/8/GPL/openjdk-17.0.2_linux-x64_bin.tar.gz"
+FILENAME="jdk.tar.gz"
+EXPECTED_SHA256="0022753d0cceecacdd3a795dd4cea2bd7ffdf9dc06e22ffd1be98411742fbb44"
+
+# Download JDK if not exists
+[ ! -f "$FILENAME" ] && wget "$DOWNLOAD_LINK" -O "$FILENAME"
+
+# Verify SHA256 checksum
+echo "$EXPECTED_SHA256 $FILENAME" | sha256sum -c || exit 1
+
+# Extract JDK to temp directory
+rm -rf temp && mkdir temp
+tar -xzf "$FILENAME" --strip-components=1 -C temp
+
+cd temp
+
+# Extract all .jmod files directly to temp directory
+mkdir extracted
+for jmod in jmods/*.jmod; do
+    ./bin/jmod extract --dir extracted "$jmod"
+done
+
+# Package classes into rt.jar
+./bin/jar -cf rt.jar -C extracted/classes .
+
+# Copy output files and cleanup
+cp rt.jar lib/jrt-fs.jar release ../
+cd .. && rm -rf temp "$FILENAME"
+
+echo "Generated: rt.jar ($(du -h rt.jar | cut -f1))"
+echo "Generated: jrt-fs.jar ($(du -h jrt-fs.jar | cut -f1))"
+echo "Generated: release ($(du -h release | cut -f1))"
diff --git a/JREs/jre17/rt.jar b/JREs/jre17/rt.jar
new file mode 100644
index 000000000..dd704db64
Binary files /dev/null and b/JREs/jre17/rt.jar differ