diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..f578c6a
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+*.swp
+conf/*.conf
+BAK/*
diff --git a/conf/update_git_repositories.conf.sample b/conf/update_git_repositories.conf.sample
new file mode 100644
index 0000000..d5b4169
--- /dev/null
+++ b/conf/update_git_repositories.conf.sample
@@ -0,0 +1,13 @@
+# ----------------------------------------------------
+# ---
+# - Parameter Settings for Script 'update_git_repositories'
+# ---
+# ----------------------------------------------------
+
+# - List of directories, which contains git repositories
+# -
+# - Multiple entries are possible by using a blank separated list
+# -
+# -    Example: GIT_BASE_DIRECTORIES="/usr/local/src /root/bin"
+# -
+GIT_BASE_DIRECTORIES="/usr/local/src /root/bin"
diff --git a/update_git_repositories.sh b/update_git_repositories.sh
new file mode 100755
index 0000000..6cc4a26
--- /dev/null
+++ b/update_git_repositories.sh
@@ -0,0 +1,114 @@
+#!/usr/bin/env bash
+
+working_dir="$(dirname $(realpath $0))"
+conf_file="${working_dir}/conf/update_git_repositories.conf"
+
+log_file="$(mktemp)"
+
+#---------------------------------------
+#-----------------------------
+# Some functions
+#-----------------------------
+#---------------------------------------
+
+clean_up() {
+
+   # Perform program exit housekeeping
+   rm $log_file
+   exit $1
+}
+
+echononl(){
+   echo X\\c > /tmp/shprompt$$
+   if [ `wc -c /tmp/shprompt$$ | awk '{print $1}'` -eq 1 ]; then
+      echo -e -n "$*\\c" 1>&2
+   else
+       echo -e -n "$*" 1>&2
+   fi
+   rm /tmp/shprompt$$
+}
+
+error(){
+   echo ""
+   echo -e "\t[ \033[31m\033[1mError\033[m ]: $*"
+   echo ""
+}
+
+fatal(){
+   echo ""
+   echo -e "\t[ \033[31m\033[1mFatal\033[m ]: $*"
+   echo ""
+   echo -e "\t\033[37m\033[1mInstalllation will be interrupted\033[m\033[m"
+   echo ""
+   clean_up 1
+   exit 1
+}
+
+warn (){
+   echo ""
+   echo -e "\t[ \033[33m\033[1mWarning\033[m ]: $*"
+   echo ""
+}
+
+info (){
+   echo ""
+   echo -e "\t[ \033[32m\033[1mInfo\033[m ]: $*"
+   echo ""
+}
+
+echo_done() {
+   echo -e "\033[80G[ \033[32mdone\033[m ]"
+}
+echo_ok() {
+   echo -e "\033[80G[ \033[32mok\033[m ]"
+}
+echo_warning() {
+   echo -e "\033[80G[ \033[33m\033[1mwarn\033[m ]"
+}
+echo_failed(){
+   echo -e "\033[80G[ \033[1;31mfailed\033[m ]"
+}
+echo_skipped() {
+   echo -e "\033[80G[ \033[37mskipped\033[m ]"
+}
+
+trap clean_up SIGHUP SIGINT SIGTERM
+
+
+#---------------------------------------
+#-----------------------------
+# Read Configurations from $conf_file
+#-----------------------------
+#---------------------------------------
+
+if [[ -f "$conf_file" ]]; then
+   source "$conf_file"
+fi
+
+[[ -z "$GIT_BASE_DIRECTORIES" ]] && GIT_BASE_DIRECTORIES="/usr/local/src /root/bin"
+
+
+
+for _git_base_dir in $GIT_BASE_DIRECTORIES ; do
+   echo ""
+   for _dir in $(ls ${_git_base_dir}/) ; do
+      [[ ! -d "${_git_base_dir}/$_dir" ]] && continue
+      [[ ! -d "${_git_base_dir}/${_dir}/.git" ]] && continue
+      echononl "   Update Repository ${_git_base_dir}/$(basename $_dir).."
+      if [[ "$_dir" = "dehydrated-cron" ]]; then
+         echo_skipped
+         warn "Update this repository manually, because username and password\n\t             is needed."
+      else
+         git -C "${_git_base_dir}/${_dir}" pull > $log_file 2>&1
+         if [[ $? -eq 0 ]] ; then
+            echo_ok
+         else
+            echo_failed
+            error "$(cat $log_file)"
+         fi
+      fi
+   done
+done
+
+echo ""
+clean_up