diff --git a/makerelease.sh b/makerelease.sh
new file mode 100755
index 0000000..b0d6b33
--- /dev/null
+++ b/makerelease.sh
@@ -0,0 +1,32 @@
+#!/bin/bash
+
+declare -r VERSION=${1}
+declare -r MESSAGE=${2}
+declare -r TAGBRANCH=main
+declare CURRENTBRANCH=""
+
+showHelp() {
+	echo makerelease version
+}
+
+if [ "${VERSION}" == "" ]; then
+	showHelp
+	echo ""
+	echo "no version provided!"
+	exit 1
+fi
+
+CURRENTBRANCH=$(git rev-parse --abbrev-ref HEAD)
+
+if [ ! "${CURRENTBRANCH}" == "dev" ]; then
+	echo "You are not in dev branch!"
+	echo "Use dev branch to make a release!"
+	exit 1
+fi
+
+git checkout "${TAGBRANCH}"
+git merge "${CURRENTBRANCH}"
+git push
+git tag -a "${VERSION}" -m "${MESSAGE}"
+git push --tags
+git checkout "${CURRENTBRANCH}"
diff --git a/sshfs-mount b/sshfs-mount
new file mode 100755
index 0000000..f9956d7
--- /dev/null
+++ b/sshfs-mount
@@ -0,0 +1,40 @@
+#!/bin/bash
+
+declare TARGET=""
+declare MOUNTBASEDIR=""
+declare MOUNTDIR=""
+declare BASTION=""
+
+showHelp() {
+	echo "${0}"
+	echo ""
+	echo "usage :"
+	echo "${0} [options] target dirname"
+	echo "options :"
+	echo " -b|--bastion   ip|dnsname"
+	echo " -d|--mountbase ~/Remotes"
+}
+
+main() {
+	if [ ! -d "${MOUNTDIR}" ]; then
+		mkdir -p "${MOUNTDIR}"
+	fi
+	if [ "${BASTION}" == "" ]; then
+		sshfs -o reconnect "${TARGET}" "${MOUNTDIR}"
+	else
+		sshfs -o reconnect -o ssh_command="ssh -t ${BASTION} ssh" "${TARGET}" "${MOUNTDIR}"
+	fi
+}
+
+MOUNTBASEDIR=$(realpath ~/Remotes)
+TARGET=${1};
+while [ ${#} -gt 0 ]; do
+	case ${1} in
+		--help) showHelp; exit 0;;
+		-b | --bastion) BASTION="${2}"; shift; shift;;
+		-d | --mountbase) MOUNTBASEDIR=$(realpath "${2}"); shift; shift;;
+	esac
+done
+MOUNTDIR="${MOUNTBASEDIR}/${2}";
+
+main
diff --git a/sshfs-umount b/sshfs-umount
new file mode 100755
index 0000000..2e137b3
--- /dev/null
+++ b/sshfs-umount
@@ -0,0 +1,32 @@
+#!/bin/bash
+
+declare MOUNTBASEDIR=""
+declare MOUNTDIR=""
+
+showHelp() {
+	echo "${0}"
+	echo ""
+	echo "usage :"
+	echo "${0} [options] dirname"
+	echo "options :"
+	echo " -d|--mountbase ~/Remotes"
+}
+
+main() {
+	if [ -d "${MOUNTDIR}" ]; then
+		if fusermount -z -u "${MOUNTDIR}"; then
+			rm -r "${MOUNTDIR}"
+		fi
+	fi
+}
+
+MOUNTBASEDIR=$(realpath ~/Remotes)
+while [ ${#} -gt 0 ]; do
+	case ${1} in
+		--help) showHelp; exit 0;;
+		-d | --mountbase) MOUNTBASEDIR=$(realpath "${2}"); shift; shift;;
+	esac
+done
+MOUNTDIR="${MOUNTBASEDIR}/${2}";
+
+main