diff --git a/packages/gen-tarball.sh b/packages/gen-tarball.sh
new file mode 100755
index 00000000..0cd7c67c
--- /dev/null
+++ b/packages/gen-tarball.sh
@@ -0,0 +1,69 @@
+#!/bin/bash
+# Copyright (C) 2021 g10 Code GmbH
+#
+# Software engineering by Ingo Klöcker <dev@ingo-kloecker.de>
+#
+# This file is part of GPG4Win.
+#
+# GPG4Win is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# GPG4Win is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, see <https://www.gnu.org/licenses/>.
+#
+# SPDX-License-Identifier: GPL-2.0+
+
+# Packages the current HEAD of a git repository as tarball and generates
+# a text block that can be copy and pasted into packages.current.
+
+set -e
+
+if [ -z "$1" ]; then
+    echo "Usage $0 package > snippet"
+    exit 1
+fi
+
+package=$1
+
+case ${package} in
+    */*)
+        repo=${package}
+        package=$(basename ${package})
+        ;;
+    kleopatra)
+        repo=https://invent.kde.org/pim/kleopatra.git
+        ;;
+    *)
+        echo "Unsupported package '${package}'"
+        exit 1
+        ;;
+esac
+
+tmpdir=$(mktemp -d -t gen-tarball.XXXXXXXXXX)
+curdate=$(date +%Y-%m-%d)
+timestamp=$(date +%Y%m%d%H%M)
+snapshotdir=${package}-${timestamp}
+tarball=${snapshotdir}.tar.xz
+
+git clone ${repo} ${tmpdir}/${snapshotdir}
+(cd ${tmpdir} && tar -cJ --exclude-vcs ${snapshotdir}) > ${tarball}
+
+checksum=$(sha256sum ${tarball} | cut -d ' ' -f 1)
+
+echo "------------------------------ >8 ------------------------------"
+echo "# ${package}"
+echo "# last changed: ${curdate}"
+echo "# by: ik"
+echo "# verified: Tarball created by ik."
+echo "file ${package}/${tarball}"
+echo "chk ${checksum}"
+echo "------------------------------ >8 ------------------------------"
+
+rm -r ${tmpdir}