diff --git a/scripts/install-lib-osm-openvim.sh b/scripts/install-lib-osm-openvim.sh
new file mode 100755
index 0000000..b43f6fe
--- /dev/null
+++ b/scripts/install-lib-osm-openvim.sh
@@ -0,0 +1,51 @@
+#!/bin/bash
+
+##
+# Copyright 2015 Telefónica Investigación y Desarrollo, S.A.U.
+# This file is part of openmano
+# All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+#
+##
+
+# author: Alfonso Tierno
+
+# It uses following env, if not provided filling by default
+[ -z "$GIT_OVIM_URL" ] && GIT_OVIM_URL=https://osm.etsi.org/gerrit/osm/openvim.git
+[ -z "$DEVELOP" ] && DEVELOP=""
+# folder where RO is installed
+[ -z "$BASEFOLDER" ] && HERE=$(dirname $(readlink -f ${BASH_SOURCE[0]})) && BASEFOLDER=$(dirname $HERE)
+[ -z "$SUDO_USER" ] && SUDO_USER="$USER"
+[ -z "$NO_PACKAGES" ] && NO_PACKAGES=""
+[ -z "$_DISTRO" ] && _DISTRO="Ubuntu"
+
+
+su $SUDO_USER -c "git -C '${BASEFOLDER}' clone ${GIT_OVIM_URL} lib-openvim" ||
+    ! echo "Error cannot clone from '${GIT_OVIM_URL}'" >&2 || exit 1
+if [[ -n $COMMIT_ID ]] ; then
+    echo -e "Installing lib-osm-openvim from refspec: $COMMIT_ID"
+    su $SUDO_USER -c "git -C '${BASEFOLDER}/lib-openvim' checkout $COMMIT_ID" ||
+        ! echo "Error cannot checkout '$COMMIT_ID' from '${GIT_OVIM_URL}'" >&2 || exit 1
+elif [[ -z $DEVELOP ]]; then
+    LATEST_STABLE_TAG=`git -C "${BASEFOLDER}/lib-openvim" tag -l "v[0-9]*" | sort -V | tail -n1`
+    echo -e "Installing lib-osm-openvim from refspec: tags/${LATEST_STABLE_TAG}"
+    su $SUDO_USER -c "git -C '${BASEFOLDER}/lib-openvim' checkout tags/${LATEST_STABLE_TAG}" ||
+        ! echo "Error cannot checkout 'tags/${LATEST_STABLE_TAG}' from '${GIT_OVIM_URL}'" >&2 || exit 1
+else
+    echo -e "Installing lib-osm-openvim from refspec: master"
+fi
+
+make -C "${BASEFOLDER}/lib-openvim" prepare_lite
+export LANG="en_US.UTF-8"
+pip2 install -e  "${BASEFOLDER}/lib-openvim/build"
diff --git a/scripts/install-openmano.sh b/scripts/install-openmano.sh
index 3056efd..9a36116 100755
--- a/scripts/install-openmano.sh
+++ b/scripts/install-openmano.sh
@@ -81,8 +81,8 @@
 }
 
 GIT_URL=https://osm.etsi.org/gerrit/osm/RO.git
-GIT_OVIM_URL=https://osm.etsi.org/gerrit/osm/openvim.git
-GIT_OSMIM_URL=https://osm.etsi.org/gerrit/osm/IM.git
+export GIT_OVIM_URL=https://osm.etsi.org/gerrit/osm/openvim.git
+export GIT_OSMIM_URL=https://osm.etsi.org/gerrit/osm/IM.git
 DBUSER="root"
 DBPASSWD=""
 DBPASSWD_PARAM=""
@@ -117,7 +117,7 @@
             ;;
         -)
             [ "${OPTARG}" == "help" ] && usage && exit 0
-            [ "${OPTARG}" == "develop" ] && DEVELOP="y" && continue
+            [ "${OPTARG}" == "develop" ] && export DEVELOP="y" && continue
             [ "${OPTARG}" == "forcedb" ] && DB_FORCE_UPDATE="${DB_FORCE_UPDATE}--forcedb" && continue
             [ "${OPTARG}" == "updatedb" ] && DB_FORCE_UPDATE="${DB_FORCE_UPDATE}--updatedb" && continue
             [ "${OPTARG}" == "force" ]   &&  FORCE="y" && continue
@@ -200,6 +200,7 @@
         echo "Cancelled" && exit 1
 fi
 
+export _DISTRO="$_DISTRO"
 #check if installed as a service
 INSTALL_AS_A_SERVICE=""
 [[ "$_DISTRO" == "Ubuntu" ]] &&  [[ ${_RELEASE%%.*} == 16 ]] && [[ -z $DEVELOP ]] && INSTALL_AS_A_SERVICE="y"
@@ -207,14 +208,14 @@
 # Next operations require knowing BASEFOLDER
 if [[ -z "$NOCLONE" ]]; then
     if [[ -n "$INSTALL_AS_A_SERVICE" ]] ; then
-        BASEFOLDER=__openmano__${RANDOM}
+        export BASEFOLDER=__openmano__${RANDOM}
     else
-        BASEFOLDER="${PWD}/openmano"
+        export BASEFOLDER="${PWD}/openmano"
     fi
     [[ -n "$FORCE" ]] && rm -rf $BASEFOLDER #make idempotent
 else
     HERE=$(dirname $(readlink -f ${BASH_SOURCE[0]}))
-    BASEFOLDER=$(dirname $HERE)
+    export BASEFOLDER=$(dirname $HERE)
 fi
 
 if [[ -z "$NO_PACKAGES" ]]
@@ -311,71 +312,17 @@
     "#################################################################\n"\
     "#####        INSTALLING OSM-IM LIBRARY                      #####\n"\
     "#################################################################"
-su $SUDO_USER -c "git -C ${BASEFOLDER} clone ${GIT_OSMIM_URL} IM" ||
-    ! echo "Error cannot clone from '${GIT_OSMIM_URL}'" >&2 || exit 1
-if [[ -n $COMMIT_ID ]] ; then
-    echo -e "Installing osm-IM from refspec: $COMMIT_ID"
-    su $SUDO_USER -c "git -C ${BASEFOLDER}/IM checkout $COMMIT_ID" ||
-        ! echo "Error cannot checkout '$COMMIT_ID' from '${GIT_OSMIM_URL}'" >&2 || exit 1
-elif [[ -z $DEVELOP ]]; then
-    LATEST_STABLE_TAG=`git -C "${BASEFOLDER}/IM" tag -l "v[0-9]*" | sort -V | tail -n1`
-    echo -e "Installing osm-IM from refspec: tags/${LATEST_STABLE_TAG}"
-    su $SUDO_USER -c "git -C ${BASEFOLDER}/IM checkout tags/${LATEST_STABLE_TAG}" ||
-        ! echo "Error cannot checkout 'tags/${LATEST_STABLE_TAG}' from '${GIT_OSMIM_URL}'" >&2 || exit 1
-else
-    echo -e "Installing osm-IM from refspec: master"
-fi
-
-# Install debian dependencies before setup.py
-if [[ -z "$NO_PACKAGES" ]]
-then
-    [ "$_DISTRO" == "Ubuntu" ] && install_packages "tox debhelper python-bitarray python-lxml python-six"
-    # TODO check packages for CentOS and RedHat
-    [ "$_DISTRO" == "CentOS" -o "$_DISTRO" == "Red" ] && install_packages "tox debhelper python-bitarray python-lxml python-six"
-    pip2 install --upgrade stdeb pyangbind || exit 1
-fi
-su $SUDO_USER -c "make -C ${BASEFOLDER}/IM all"
-dpkg -i ${BASEFOLDER}/IM/deb_dist/python-osm-im*.deb ${BASEFOLDER}/IM/pyangbind/deb_dist/*.deb \
-        ${BASEFOLDER}/IM/pyang/deb_dist/*.deb
-rm -rf "${BASEFOLDER}/IM"
-OSM_IM_PATH=`python -c 'import osm_im; print osm_im.__path__[0]'` ||
-    ! echo "ERROR installing python-osm-im library!!!" >&2  || exit 1
-
+    ${BASEFOLDER}/scripts/install-osm-im.sh
+    OSM_IM_PATH=`python -c 'import osm_im; print osm_im.__path__[0]'` ||
+        ! echo "ERROR installing python-osm-im library!!!" >&2  || exit 1
 
 echo -e "\n"\
     "#################################################################\n"\
     "#####        INSTALLING OVIM LIBRARY                        #####\n"\
     "#################################################################"
-su $SUDO_USER -c "git -C ${BASEFOLDER} clone ${GIT_OVIM_URL} openvim" ||
-    ! echo "Error cannot clone from '${GIT_OVIM_URL}'" || exit 1
-if [[ -n $COMMIT_ID ]] ; then
-    echo -e "Installing lib_osm_openvim from refspec: $COMMIT_ID"
-    su $SUDO_USER -c "git -C ${BASEFOLDER}/openvim checkout $COMMIT_ID" ||
-        ! echo "Error cannot checkout '$COMMIT_ID' from '${GIT_OVIM_URL}'" || exit 1
-elif [[ -z $DEVELOP ]]; then
-    LATEST_STABLE_TAG=`git -C "${BASEFOLDER}/openvim" tag -l "v[0-9]*" | sort -V | tail -n1`
-    echo -e "Installing lib_osm_openvim from refspec: tags/${LATEST_STABLE_TAG}"
-    su $SUDO_USER -c "git -C ${BASEFOLDER}/openvim checkout tags/${LATEST_STABLE_TAG}" ||
-        ! echo "Error cannot checkout 'tags/${LATEST_STABLE_TAG}' from '${GIT_OVIM_URL}'" || exit 1
-else
-    echo -e "Installing lib_osm_openvim from refspec: master"
-fi
-
-# Install debian dependencies before setup.py
-if [[ -z "$NO_PACKAGES" ]]
-then
-    [ "$_DISTRO" == "Ubuntu" ] && install_packages \
-        "libmysqlclient-dev python-cffi python-packaging python-pkgconfig python-pycparser libssl-dev libffi-dev"
-    # TODO check if that is the name in CentOS and RedHat
-    [ "$_DISTRO" == "CentOS" -o "$_DISTRO" == "Red" ] && install_packages \
-        "libmysqlclient-dev python-cffi python-packaging python-pkgconfig python-pycparser libssl-dev libffi-dev"
-    pip2 install --upgrade stdeb setuptools-version-command || exit 1
-fi
-su $SUDO_USER -c "make -C ${BASEFOLDER}/openvim lite"
-dpkg -i ${BASEFOLDER}/openvim/.build/python-lib-osm-openvim*.deb
-rm -rf "${BASEFOLDER}/openvim"
-OSMLIBOVIM_PATH=`python -c 'import lib_osm_openvim; print lib_osm_openvim.__path__[0]'` ||
-    ! echo "ERROR installing python-lib-osm-openvim library!!!" >&2  || exit 1
+    ${BASEFOLDER}/scripts/install-lib-osm-openvim.sh
+    OSMLIBOVIM_PATH=`python -c 'import lib_osm_openvim; print lib_osm_openvim.__path__[0]'` ||
+        ! echo "ERROR installing python-lib-osm-openvim library!!!" >&2  || exit 1
 
 if [ "$_DISTRO" == "CentOS" -o "$_DISTRO" == "Red" ]
 then
diff --git a/scripts/install-osm-im.sh b/scripts/install-osm-im.sh
new file mode 100755
index 0000000..0f9a6c6
--- /dev/null
+++ b/scripts/install-osm-im.sh
@@ -0,0 +1,67 @@
+#!/bin/bash
+
+##
+# Copyright 2015 Telefónica Investigación y Desarrollo, S.A.U.
+# This file is part of openmano
+# All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+#
+##
+
+# author: Alfonso Tierno
+
+# It uses following env, if not provided filling by default
+[ -z "$GIT_OSMIM_URL" ] && GIT_OSMIM_URL=https://osm.etsi.org/gerrit/osm/IM.git
+[ -z "$DEVELOP" ] && DEVELOP=""
+# folder where RO is installed
+[ -z "$BASEFOLDER" ] && HERE=$(dirname $(readlink -f ${BASH_SOURCE[0]})) && BASEFOLDER=$(dirname $HERE)
+[ -z "$SUDO_USER" ] && SUDO_USER="$USER"
+[ -z "$NO_PACKAGES" ] && NO_PACKAGES=""
+[ -z "$_DISTRO" ] && _DISTRO="Ubuntu"
+
+
+su $SUDO_USER -c "git -C ${BASEFOLDER} clone ${GIT_OSMIM_URL} IM" ||
+    ! echo "Error cannot clone from '${GIT_OSMIM_URL}'" >&2 || exit 1
+if [[ -n $COMMIT_ID ]] ; then
+    echo -e "Installing osm-IM from refspec: $COMMIT_ID"
+    su $SUDO_USER -c "git -C ${BASEFOLDER}/IM checkout $COMMIT_ID" ||
+        ! echo "Error cannot checkout '$COMMIT_ID' from '${GIT_OSMIM_URL}'" >&2 || exit 1
+elif [[ -z $DEVELOP ]]; then
+    LATEST_STABLE_TAG=`git -C "${BASEFOLDER}/IM" tag -l "v[0-9]*" | sort -V | tail -n1`
+    echo -e "Installing osm-IM from refspec: tags/${LATEST_STABLE_TAG}"
+    su $SUDO_USER -c "git -C ${BASEFOLDER}/IM checkout tags/${LATEST_STABLE_TAG}" ||
+        ! echo "Error cannot checkout 'tags/${LATEST_STABLE_TAG}' from '${GIT_OSMIM_URL}'" >&2 || exit 1
+else
+    echo -e "Installing osm-IM from refspec: master"
+fi
+
+# Install debian dependencies before setup.py
+if [[ -z "$NO_PACKAGES" ]]
+then
+    # apt-get update
+    # apt-get install -y git python-pip
+    # pip2 install pip==9.0.3
+    pip2 install pyangbind || exit 1
+fi
+
+PYBINDPLUGIN=$(python2 -c 'import pyangbind; import os; print "%s/plugin" % os.path.dirname(pyangbind.__file__)')
+su $SUDO_USER -c 'mkdir -p "'${BASEFOLDER}/IM/osm_im'"'
+su $SUDO_USER -c 'touch "'${BASEFOLDER}/IM/osm_im/__init__.py'"'
+# wget -q https://raw.githubusercontent.com/RIFTIO/RIFT.ware/RIFT.ware-4.4.1/modules/core/util/yangtools/yang/rw-pb-ext.yang -O "${BASEFOLDER}/IM/models/yang/rw-pb-ext.yang"
+for target in vnfd nsd ; do
+    pyang -Werror --path "${BASEFOLDER}/IM/models/yang" --plugindir "${PYBINDPLUGIN}" -f pybind \
+        -o "${BASEFOLDER}/IM/osm_im/${target}.py" "${BASEFOLDER}/IM/models/yang/${target}.yang"
+done
+
+pip2 install -e "${BASEFOLDER}/IM" || ! echo "ERROR installing python-osm-im library!!!" >&2  || exit 1
\ No newline at end of file