diff --git a/waterfox/browser/installer/linux/debian/changelog.in b/waterfox/browser/installer/linux/debian/changelog.in
new file mode 100644
index 000000000000..53bf99b349c0
--- /dev/null
+++ b/waterfox/browser/installer/linux/debian/changelog.in
@@ -0,0 +1,4 @@
+${PKG_NAME} (${PKG_VERSION}) UNRELEASED; urgency=low
+  * Automated repackaging for ${PKG_VERSION}
+
+ -- Alex Kontos <MrAlex94@users.noreply.github.com> ${CHANGELOG_DATE}
diff --git a/waterfox/browser/installer/linux/debian/compat b/waterfox/browser/installer/linux/debian/compat
new file mode 100644
index 000000000000..9a037142aa3c
--- /dev/null
+++ b/waterfox/browser/installer/linux/debian/compat
@@ -0,0 +1 @@
+10
\ No newline at end of file
diff --git a/waterfox/browser/installer/linux/debian/control.in b/waterfox/browser/installer/linux/debian/control.in
new file mode 100644
index 000000000000..6942868ae4a8
--- /dev/null
+++ b/waterfox/browser/installer/linux/debian/control.in
@@ -0,0 +1,14 @@
+Source: ${PKG_NAME}
+Section: web
+Priority: optional
+Maintainer: BrowserWorks
+Standards-Version: 4.6.2
+Build-Depends: debhelper (>= 9)
+Homepage: https://www.waterfox.net
+
+Package: ${PKG_NAME}
+Architecture: ${ARCH_NAME}
+Depends: ${DEPENDS}
+Recommends: curl | wget, gnupg, ca-certificates
+Provides: gnome-www-browser, www-browser
+Description: ${DESCRIPTION}
diff --git a/waterfox/browser/installer/linux/debian/dirs b/waterfox/browser/installer/linux/debian/dirs
new file mode 100644
index 000000000000..3c292ce6bc85
--- /dev/null
+++ b/waterfox/browser/installer/linux/debian/dirs
@@ -0,0 +1,2 @@
+usr/bin
+usr/lib/waterfox
\ No newline at end of file
diff --git a/waterfox/browser/installer/linux/debian/install.in b/waterfox/browser/installer/linux/debian/install.in
new file mode 100644
index 000000000000..881cb12506d3
--- /dev/null
+++ b/waterfox/browser/installer/linux/debian/install.in
@@ -0,0 +1,2 @@
+waterfox/* ${PKG_INSTALL_PATH}
+debian/${PKG_NAME}.desktop usr/share/applications
diff --git a/waterfox/browser/installer/linux/debian/links.in b/waterfox/browser/installer/linux/debian/links.in
new file mode 100644
index 000000000000..9306f8cce705
--- /dev/null
+++ b/waterfox/browser/installer/linux/debian/links.in
@@ -0,0 +1,12 @@
+${PKG_INSTALL_PATH}/waterfox usr/bin/${PKG_NAME}
+${PKG_INSTALL_PATH}/waterfox usr/bin/waterfox
+${PKG_INSTALL_PATH}/browser/chrome/icons/default/default16.png usr/share/icons/hicolor/16x16/apps/${PKG_NAME}.png
+${PKG_INSTALL_PATH}/browser/chrome/icons/default/default32.png usr/share/icons/hicolor/32x32/apps/${PKG_NAME}.png
+${PKG_INSTALL_PATH}/browser/chrome/icons/default/default48.png usr/share/icons/hicolor/48x48/apps/${PKG_NAME}.png
+${PKG_INSTALL_PATH}/browser/chrome/icons/default/default64.png usr/share/icons/hicolor/64x64/apps/${PKG_NAME}.png
+${PKG_INSTALL_PATH}/browser/chrome/icons/default/default128.png usr/share/icons/hicolor/128x128/apps/${PKG_NAME}.png
+${PKG_INSTALL_PATH}/browser/chrome/icons/default/default16.png usr/share/icons/hicolor/16x16/apps/waterfox.png
+${PKG_INSTALL_PATH}/browser/chrome/icons/default/default32.png usr/share/icons/hicolor/32x32/apps/waterfox.png
+${PKG_INSTALL_PATH}/browser/chrome/icons/default/default48.png usr/share/icons/hicolor/48x48/apps/waterfox.png
+${PKG_INSTALL_PATH}/browser/chrome/icons/default/default64.png usr/share/icons/hicolor/64x64/apps/waterfox.png
+${PKG_INSTALL_PATH}/browser/chrome/icons/default/default128.png usr/share/icons/hicolor/128x128/apps/waterfox.png
\ No newline at end of file
diff --git a/waterfox/browser/installer/linux/debian/manpage.1.in b/waterfox/browser/installer/linux/debian/manpage.1.in
new file mode 100644
index 000000000000..4c8bf79e310c
--- /dev/null
+++ b/waterfox/browser/installer/linux/debian/manpage.1.in
@@ -0,0 +1,90 @@
+.TH ${DISPLAY_NAME} 1 "${MANPAGE_DATE}" waterfox "Linux User's Manual"
+.SH NAME
+waterfox \- ${DISPLAY_NAME} offers safe and easy web browsing
+.SH SYNOPSIS
+.B waterfox
+[\fIOPTIONS\fR] [\fIURL\fR]
+
+.B /usr/lib/waterfox/waterfox
+[\fIOPTIONS\fR] [\fIURL\fR]
+.SH DESCRIPTION
+\fB${DISPLAY_NAME}\fR is an open-source web browser, designed for standards
+compliance, performance, privacy, and portability. It supports a wide range
+of modern web technologies and extensions.
+.SH USAGE
+If there is a \fB${DISPLAY_NAME}\fR browser already running, invoking
+\fBwaterfox\fR will arrange for it to create a new browser window; otherwise
+it will start a new instance.
+.SH OPTIONS
+A summary of commonly used options is included below. For the full list,
+run \fBwaterfox \-\-help\fR.
+.SS "X11 options"
+.TP
+.BI \-\-display= DISPLAY
+Use the specified X display.
+.TP
+.B \-\-sync
+Make X calls synchronous.
+.TP
+.B \-\-no\-xshm
+Do not use X shared memory extension.
+.SS "Browser options"
+.TP
+.B \-h, \-\-help
+Show summary of options and exit.
+.TP
+.B \-v, \-\-version
+Print ${DISPLAY_NAME} version and exit.
+.TP
+\fB\-P\fR [\fIprofile\fR]
+Start with \fIprofile\fR. When no profile is given, displays the Profile Manager.
+This may require \fB\-\-no\-remote\fR.
+.TP
+.B \-ProfileManager
+Start with Profile Manager. May require \fB\-\-no\-remote\fR.
+.TP
+.B \-\-no\-remote
+Do not connect to a running ${DISPLAY_NAME} instance. Use with options that
+would otherwise be sent to an existing process.
+.TP
+\fB\-\-new\-window\fR \fIURL\fR
+Open \fIURL\fR in a new window.
+.TP
+\fB\-\-new\-tab\fR \fIURL\fR
+Open \fIURL\fR in a new tab.
+.TP
+.B \-\-private\-window
+Open a new private browsing window.
+.TP
+\fB\-\-safe\-mode\fR
+Start ${DISPLAY_NAME} in Troubleshoot Mode (extensions disabled).
+.TP
+.B \-\-headless
+Run without a visible UI (useful for testing/automation).
+.TP
+\fB\-\-Profile\fR \fIPATH\fR
+Start with the profile located at \fIPATH\fR.
+.SH ENVIRONMENT
+.TP
+.B MOZ_GDK_DISPLAY
+When set, overrides the display passed down to GTK on X11-only builds. Normally
+set by the parent process on launch with \fB\-\-display\fR.
+.TP
+.B MOZ_ENABLE_WAYLAND
+Set to 1 to prefer Wayland backend on supported environments.
+.SH FILES
+.TP
+\fI/usr/bin/waterfox\fR
+Symbolic link to \fB/usr/lib/waterfox/waterfox\fR.
+.TP
+\fI/usr/lib/waterfox/waterfox\fR
+${DISPLAY_NAME} executable.
+.TP
+\fI/usr/lib/waterfox/waterfox\-bin\fR
+Legacy executable.
+.SH BUGS
+Report issues at \fIhttps://github.com/BrowserWorks/Waterfox/issues\fR.
+.SH AUTHORS
+.TP
+.B BrowserWorks
+.I https://www.waterfox.net
diff --git a/waterfox/browser/installer/linux/debian/manpages.in b/waterfox/browser/installer/linux/debian/manpages.in
new file mode 100644
index 000000000000..de88540d51ba
--- /dev/null
+++ b/waterfox/browser/installer/linux/debian/manpages.in
@@ -0,0 +1 @@
+debian/${PKG_NAME}.1
\ No newline at end of file
diff --git a/waterfox/browser/installer/linux/debian/package-prefs.js b/waterfox/browser/installer/linux/debian/package-prefs.js
new file mode 100644
index 000000000000..49ff6c84110b
--- /dev/null
+++ b/waterfox/browser/installer/linux/debian/package-prefs.js
@@ -0,0 +1,27 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+/*
+ * Package defaults for Waterfox (Debian repackaging).
+ * This file is installed into defaults/pref/package-prefs.js by the repackager.
+ *
+ * These preferences are intended for distribution-level defaults, not user
+ * settings. They can be overridden by user prefs in profiles.
+ */
+
+/* Improve startup performance on multi-process by enabling the forkserver. */
+pref("dom.ipc.forkserver.enable", true);
+
+/* Disable in-app updates when installed via system packages. */
+pref("app.update.enabled", false);
+pref("app.update.auto", false);
+pref("app.update.autoInstallEnabled", false);
+pref("app.update.staging.enabled", false);
+pref("app.update.background.enabled", false);
+
+/* Optional distribution identifiers to help diagnostics. */
+pref("distribution.id", "waterfox-debian");
+pref("distribution.version", "1");
+pref("distribution.about", "Waterfox packaged for Debian");
diff --git a/waterfox/browser/installer/linux/debian/postinst.in b/waterfox/browser/installer/linux/debian/postinst.in
new file mode 100644
index 000000000000..99078d5bb995
--- /dev/null
+++ b/waterfox/browser/installer/linux/debian/postinst.in
@@ -0,0 +1,93 @@
+#!/bin/sh -e
+# postinst script for Waterfox
+# Sets system alternatives for x-www-browser and gnome-www-browser to Waterfox.
+
+set -e
+
+case "$$1" in
+  configure|abort-upgrade|abort-remove|abort-deconfigure)
+    # Configure Waterfox apt source and keyring for self-updates
+    KEYRING="/usr/share/keyrings/waterfox-archive-keyring.gpg"
+    LIST_FILE="/etc/apt/sources.list.d/waterfox.list"
+    ARCH="$$(dpkg --print-architecture)"
+
+    # Determine codename
+    if command -v lsb_release >/dev/null 2>&1; then
+      CODENAME="$$(lsb_release -sc)"
+    elif [ -r /etc/os-release ]; then
+      . /etc/os-release
+      CODENAME="$${VERSION_CODENAME:-}"
+    fi
+    [ -n "$$CODENAME" ] || CODENAME="bookworm"
+
+    REPO_LINE="deb [arch=$${ARCH} signed-by=$${KEYRING}] https://pkg.waterfox.net/waterfox $${CODENAME} main"
+
+    # Ensure keyring directory exists
+    mkdir -p "/usr/share/keyrings" || true
+
+    # Install keyring if shipped as ASCII armor (optional)
+    # If the keyring is already installed by the package payload, this is a no-op.
+    if [ ! -s "$$KEYRING" ] && [ -r /usr/share/waterfox/waterfox.asc ]; then
+      if command -v gpg >/dev/null 2>&1; then
+        gpg --dearmor </usr/share/waterfox/waterfox.asc >"$$KEYRING" || true
+        chmod 0644 "$$KEYRING" || true
+      fi
+    fi
+
+    # Try to fetch keyring from pkg.waterfox.net if not bundled
+    if [ ! -s "$$KEYRING" ]; then
+      KEY_URL_GPG="https://pkg.waterfox.net/waterfox/waterfox-archive-keyring.gpg"
+      KEY_URL_ASC="https://pkg.waterfox.net/waterfox/waterfox.asc"
+      if command -v curl >/dev/null 2>&1; then
+        curl -fsSL "$$KEY_URL_GPG" -o "$$KEYRING" || true
+        if [ ! -s "$$KEYRING" ] && command -v gpg >/dev/null 2>&1; then
+          curl -fsSL "$$KEY_URL_ASC" | gpg --dearmor >"$$KEYRING" || true
+        fi
+      elif command -v wget >/dev/null 2>&1; then
+        wget -qO "$$KEYRING" "$$KEY_URL_GPG" || true
+        if [ ! -s "$$KEYRING" ] && command -v gpg >/dev/null 2>&1; then
+          wget -qO- "$$KEY_URL_ASC" | gpg --dearmor >"$$KEYRING" || true
+        fi
+      fi
+      chmod 0644 "$$KEYRING" || true
+    fi
+
+    mkdir -p "$$(dirname "$$LIST_FILE")"
+    if [ -f "$$LIST_FILE" ]; then
+      if ! grep -qF "$$REPO_LINE" "$$LIST_FILE"; then
+        sed -i 's|^deb .*pkg\.waterfox\.net.*$$||' "$$LIST_FILE" || true
+        echo "$$REPO_LINE" >> "$$LIST_FILE"
+      fi
+    else
+      echo "$$REPO_LINE" > "$$LIST_FILE"
+    fi
+
+    if command -v update-alternatives >/dev/null 2>&1; then
+      update-alternatives --install /usr/bin/gnome-www-browser \
+        gnome-www-browser /usr/bin/${PKG_NAME} 100 \
+        --slave /usr/share/man/man1/gnome-www-browser.1.gz \
+        gnome-www-browser.1.gz /usr/share/man/man1/${PKG_NAME}.1.gz || true
+
+      update-alternatives --install /usr/bin/x-www-browser \
+        x-www-browser /usr/bin/${PKG_NAME} 100 \
+        --slave /usr/share/man/man1/x-www-browser.1.gz \
+        x-www-browser.1.gz /usr/share/man/man1/${PKG_NAME}.1.gz || true
+    fi
+    ;;
+esac
+
+# Refresh icon cache if available
+if [ -x /usr/bin/gtk-update-icon-cache ]; then
+  for dir in /usr/share/icons/hicolor; do
+    if [ -d "$$dir" ]; then
+      gtk-update-icon-cache -q "$$dir" || true
+    fi
+  done
+fi
+
+# Update desktop database if available
+if [ -x /usr/bin/update-desktop-database ]; then
+  update-desktop-database -q || true
+fi
+
+exit 0
\ No newline at end of file
diff --git a/waterfox/browser/installer/linux/debian/postrm.in b/waterfox/browser/installer/linux/debian/postrm.in
new file mode 100644
index 000000000000..e45434c569a9
--- /dev/null
+++ b/waterfox/browser/installer/linux/debian/postrm.in
@@ -0,0 +1,33 @@
+#!/bin/sh -e
+# postrm script for Waterfox
+# Refreshes desktop and icon caches after removal/purge.
+
+set -e
+
+case "$$1" in
+  remove|purge|disappear)
+    # Refresh icon cache if available
+    if [ -x /usr/bin/gtk-update-icon-cache ]; then
+      if [ -d /usr/share/icons/hicolor ]; then
+        /usr/bin/gtk-update-icon-cache -q /usr/share/icons/hicolor || true
+      fi
+    fi
+
+    # Refresh desktop database if available
+    if [ -x /usr/bin/update-desktop-database ]; then
+      /usr/bin/update-desktop-database -q || true
+    fi
+
+    # If purging, remove Waterfox apt source and keyring
+    if [ "$$1" = "purge" ]; then
+      rm -f /etc/apt/sources.list.d/waterfox.list || true
+      rm -f /usr/share/keyrings/waterfox-archive-keyring.gpg || true
+    fi
+    ;;
+
+  upgrade|failed-upgrade|abort-install|abort-upgrade)
+    # Nothing to do for these actions
+    ;;
+esac
+
+exit 0
\ No newline at end of file
diff --git a/waterfox/browser/installer/linux/debian/prerm.in b/waterfox/browser/installer/linux/debian/prerm.in
new file mode 100644
index 000000000000..20bd15284451
--- /dev/null
+++ b/waterfox/browser/installer/linux/debian/prerm.in
@@ -0,0 +1,23 @@
+#!/bin/sh -e
+# prerm script for Waterfox
+# Cleans up system alternatives when removing the package.
+
+set -e
+
+case "$$1" in
+  remove|deconfigure)
+    if command -v update-alternatives >/dev/null 2>&1; then
+      # Remove Waterfox alternatives registrations if present
+      update-alternatives --remove x-www-browser /usr/bin/${PKG_NAME} || true
+      update-alternatives --remove gnome-www-browser /usr/bin/${PKG_NAME} || true
+    fi
+    ;;
+  upgrade)
+    # Nothing to do on upgrade
+    ;;
+  failed-upgrade|abort-install|abort-upgrade)
+    # Nothing to do on failed/aborted operations
+    ;;
+esac
+
+exit 0
\ No newline at end of file
diff --git a/waterfox/browser/installer/linux/debian/rules b/waterfox/browser/installer/linux/debian/rules
new file mode 100644
index 000000000000..9f6a4920be74
--- /dev/null
+++ b/waterfox/browser/installer/linux/debian/rules
@@ -0,0 +1,25 @@
+#!/usr/bin/make -f
+# Waterfox Debian packaging rules (debhelper, simple dh sequence)
+# This package repackages prebuilt binaries; we skip build/test stages.
+
+export DEB_BUILD_MAINT_OPTIONS = hardening=+all
+
+%:
+	dh $@
+
+# Avoid touching .xpi files for reproducibility (they are already signed/packed)
+override_dh_strip_nondeterminism:
+	dh_strip_nondeterminism -Xxpi
+
+# Skip auto configure/build/test — binaries are prebuilt
+override_dh_auto_configure override_dh_auto_build override_dh_auto_test:
+	@echo "Skipping auto-configure/build/test (prebuilt binaries)."
+
+# Do not run dh_auto_install; installation is driven by debian/install
+override_dh_auto_install:
+	@echo "Skipping dh_auto_install; using dh_install mappings."
+	:
+
+# Perform file installation via debian/install and symlinks via debian/links
+override_dh_install:
+	dh_install
diff --git a/waterfox/browser/installer/linux/debian/waterfox.desktop b/waterfox/browser/installer/linux/debian/waterfox.desktop
new file mode 100644
index 000000000000..bc3455b390dc
--- /dev/null
+++ b/waterfox/browser/installer/linux/debian/waterfox.desktop
@@ -0,0 +1,23 @@
+[Desktop Entry]
+Version=1.0
+Type=Application
+Name=Waterfox
+GenericName=Web Browser
+Comment=Browse the World Wide Web
+Exec=waterfox %u
+Icon=waterfox
+Terminal=false
+Categories=Network;WebBrowser;
+MimeType=text/html;text/xml;application/xhtml+xml;x-scheme-handler/http;x-scheme-handler/https;application/x-xpinstall;application/pdf;application/json;
+StartupNotify=true
+StartupWMClass=waterfox
+Keywords=Internet;WWW;Browser;Web;Explorer;
+Actions=new-window;new-private-window;
+
+[Desktop Action new-window]
+Name=New Window
+Exec=waterfox --new-window %u
+
+[Desktop Action new-private-window]
+Name=New Private Window
+Exec=waterfox --private-window %u