diff --git a/helpers/build_packages.sh b/helpers/build_packages.sh
new file mode 100755
index 00000000..b74029cd
--- /dev/null
+++ b/helpers/build_packages.sh
@@ -0,0 +1,87 @@
+#!/bin/bash
+# build_packages.sh - takes care of rebuilding droid-hal-device, -configs, and
+# -version, as well as any middleware packages. All in correct sequence, so that
+# any change made (e.g. to patterns) could be simply picked up just by
+# re-running this script.
+#
+# Copyright (C) 2015 Alin Marin Elena <alin@elena.space>
+# Copyright (C) 2015 Jolla Ltd.
+# Contact: Simonas Leleiva <simonas.leleiva@jollamobile.com>
+#
+# All rights reserved.
+#
+# This script uses parts of code located at https://github.com/dmt4/sfa-mer
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in the
+#       documentation and/or other materials provided with the distribution.
+#     * Neither the name of the <organization> nor the
+#       names of its contributors may be used to endorse or promote products
+#       derived from this software without specific prior written permission.
+# 
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
+# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+
+if [ -z $DEVICE ]; then
+    echo 'Error: $DEVICE is undefined. Please run hadk'
+    exit 1
+fi
+if [[ ! -d rpm/helpers && ! -d rpm/dhd ]]; then
+    echo $0: launch this script from the $ANDROID_ROOT directory
+    exit 1
+fi
+
+# utilities
+. $ANDROID_ROOT/rpm/dhd/helpers/util.sh
+
+
+if [ ! -d rpm/dhd ]; then
+    echo "rpm/dhd/ does not exist, please run migrate first."
+    exit 1
+fi
+LOCAL_REPO=$ANDROID_ROOT/droid-local-repo/$DEVICE
+rm -rf $LOCAL_REPO/droid-hal-*
+rm -rf $LOCAL_REPO/droid-config-*
+builddhd
+buildconfigs
+echo "-------------------------------------------------------------------------------"
+
+read -p 'About to perform "Build HA Middleware Packages" HADK chapter. Press Enter to continue.'
+sb2 -t $VENDOR-$DEVICE-armv7hl -R -msdk-install ssu domain sales
+sb2 -t $VENDOR-$DEVICE-armv7hl -R -msdk-install ssu dr sdk
+
+sb2 -t $VENDOR-$DEVICE-armv7hl -R -msdk-install zypper ref -f
+sb2 -t $VENDOR-$DEVICE-armv7hl -R -msdk-install zypper -n install droid-hal-$DEVICE-devel
+
+rm -rf $MER_ROOT/devel/mer-hybris
+mkdir -p $MER_ROOT/devel/mer-hybris
+pushd $MER_ROOT/devel/mer-hybris
+
+buildmw libhybris || die
+sb2 -t $VENDOR-$DEVICE-armv7hl -R -msdk-build zypper -n rm mesa-llvmpipe
+buildmw "https://github.com/nemomobile/mce-plugin-libhybris.git" || die
+buildmw ngfd-plugin-droid-vibrator || die
+buildmw "https://github.com/mer-hybris/pulseaudio-modules-droid.git" rpm/pulseaudio-modules-droid.spec || die
+buildmw qt5-feedback-haptics-droid-vibrator || die
+buildmw qt5-qpa-hwcomposer-plugin || die
+buildmw "https://github.com/mer-hybris/qtscenegraph-adaptation.git" rpm/qtscenegraph-adaptation-droid.spec || die
+buildmw "https://github.com/mer-packages/qtsensors.git" || die
+buildmw "https://github.com/mer-packages/sensorfw.git" rpm/sensorfw-qt5-hybris.spec || die
+read -p '"Build HA Middleware Packages built". Press Enter to continue.'
+popd
+
+buildversion
+echo "----------------------DONE! Now proceed on creating the rootfs------------------"
diff --git a/helpers/util.sh b/helpers/util.sh
new file mode 100755
index 00000000..a2db683d
--- /dev/null
+++ b/helpers/util.sh
@@ -0,0 +1,181 @@
+#!/bin/bash
+source ~/.hadk.env
+
+function minfo {
+    echo -e "\e[01;34m* $* \e[00m"
+}
+
+function merror {
+    echo -e "\e[01;31m!! $* \e[00m"
+}
+
+function die {
+    if [ -z "$*" ]; then
+        merror "command failed at `date`, dying..."
+    else
+        merror "$*"
+    fi
+    exit 1
+}
+
+function die_with_log {
+    if [ -f "$1" ] ; then
+        tail -n10 "$1"
+        minfo "Check `pwd`/`basename $1` for full log."
+    fi
+    shift
+    die $*
+}
+
+function buildconfigs() {
+    cd hybris/droid-configs
+    mb2 -t $VENDOR-$DEVICE-armv7hl \
+        -s rpm/droid-config-$DEVICE.spec \
+         build
+    mv -v RPMS/*.rpm $LOCAL_REPO || die
+    cd ../../
+
+    createrepo $LOCAL_REPO
+    sb2 -t $VENDOR-$DEVICE-armv7hl -R -m sdk-install \
+      zypper ref
+}
+
+function builddhd() {
+    mb2 -t $VENDOR-$DEVICE-armv7hl -s rpm/droid-hal-$DEVICE.spec build
+
+    mv -v RPMS/*$DEVICE* $LOCAL_REPO
+    createrepo $LOCAL_REPO
+
+    sb2 -t $VENDOR-$DEVICE-armv7hl -R -m sdk-install \
+      ssu ar local-$DEVICE-hal-$1 file://$LOCAL_REPO
+
+    sb2 -t $VENDOR-$DEVICE-armv7hl -R -m sdk-install \
+      zypper ref
+}
+
+function buildversion() {
+    cd hybris/droid-hal-version-$DEVICE
+    mb2 -t $VENDOR-$DEVICE-armv7hl \
+      -s rpm/droid-hal-version-$DEVICE.spec \
+      build
+    mv -v RPMS/*.rpm $LOCAL_REPO
+    cd ../../
+}
+
+function yesno() {
+    read -r -p "${1:-} [Y/n]" REPLY
+    REPLY=${REPLY:-y}
+    case $REPLY in
+       [yY])
+       true
+       ;;
+    *)
+       false
+       ;;
+    esac
+}
+
+function buildmw {
+
+    GIT_URL="$1"
+    shift
+
+    [ -z "$GIT_URL" ] && die "Please give me the git URL (or directory name, if it's already installed)."
+
+
+    PKG="$(basename ${GIT_URL%.git})"
+    yesno "Build $PKG?"
+    if [ $? == "0" ]; then
+        if [ "$GIT_URL" = "$PKG" ]; then
+            GIT_URL=https://github.com/mer-hybris/$PKG.git
+            minfo "No git url specified, assuming $GIT_URL"
+        fi
+
+        cd "$MER_ROOT/devel/mer-hybris" || die
+        LOG="`pwd`/$PKG.log"
+        [ -f "$LOG" ] && rm "$LOG"
+
+        if [ ! -d $PKG ] ; then
+            minfo "Source code directory doesn't exist, clonig repository"
+            git clone $GIT_URL >>$LOG 2>&1|| die_with_log "$LOG" "cloning of $GIT_URL failed"
+        fi
+
+        pushd $PKG || die
+        minfo "pulling updates..."
+        git pull >>$LOG 2>&1|| die_with_log "$LOG" "pulling of updates failed"
+        git submodule update >>$LOG 2>&1|| die_with_log "$LOG" "pulling of updates failed"
+
+        SPECS="$*"
+        if [ -z "$SPECS" ]; then
+            minfo "No spec files for package building specified, building all I can find."
+            SPECS="rpm/*.spec"
+        fi
+
+        for SPEC in $SPECS ; do
+            minfo "Building $SPEC"
+            mb2 -s $SPEC -t $VENDOR-$DEVICE-armv7hl build >>$LOG 2>&1|| die_with_log "$LOG" "building of package failed"
+        done
+        minfo "Building successful, adding packages to repo"
+        mkdir -p "$ANDROID_ROOT/droid-local-repo/$DEVICE/$PKG" >>$LOG 2>&1|| die_with_log "$LOG"
+        rm -f "$ANDROID_ROOT/droid-local-repo/$DEVICE/$PKG/"*.rpm >>$LOG 2>&1|| die_with_log "$LOG"
+        mv RPMS/*.rpm "$ANDROID_ROOT/droid-local-repo/$DEVICE/$PKG" >>$LOG 2>&1|| die_with_log "$LOG"
+        createrepo "$ANDROID_ROOT/droid-local-repo/$DEVICE" >>$LOG 2>&1|| die_with_log "$LOG" "can't create repo"
+        sb2 -t $VENDOR-$DEVICE-armv7hl -R -msdk-install zypper ref >>$LOG 2>&1|| die_with_log "$LOG" "can't update pkg info"
+        minfo "Building of $PKG finished successfully"
+        popd
+    fi
+    echo
+}
+function buildmwb {
+
+    GIT_URL="$1"
+    shift
+    GIT_BRANCH="$1"
+    shift
+
+    [ -z "$GIT_URL" ] && die "Please give me the git URL (or directory name, if it's already installed)."
+
+
+    PKG="$(basename ${GIT_URL%.git})"
+    yesno "Build $PKG?"
+    if [ $? == "0" ]; then
+        if [ "$GIT_URL" = "$PKG" ]; then
+            GIT_URL=https://github.com/mer-hybris/$PKG.git
+            minfo "No git url specified, assuming $GIT_URL"
+        fi
+
+        cd "$MER_ROOT/devel/mer-hybris" || die
+        LOG="`pwd`/$PKG.log"
+        [ -f "$LOG" ] && rm "$LOG"
+
+        if [ ! -d $PKG ] ; then
+            minfo "Source code directory doesn't exist, clonig repository"
+            git clone $GIT_URL -b $GIT_BRANCH>>$LOG 2>&1|| die_with_log "$LOG" "cloning of $GIT_URL failed"
+        fi
+
+        pushd $PKG || die
+        minfo "pulling updates..."
+        git pull >>$LOG 2>&1|| die_with_log "$LOG" "pulling of updates failed"
+        git submodule update >>$LOG 2>&1|| die_with_log "$LOG" "pulling of updates failed"
+
+        SPECS="$*"
+        if [ -z "$SPECS" ]; then
+            minfo "No spec files for package building specified, building all I can find."
+            SPECS="rpm/*.spec"
+        fi
+
+        for SPEC in $SPECS ; do
+            minfo "Building $SPEC"
+            mb2 -s $SPEC -t $VENDOR-$DEVICE-armv7hl build >>$LOG 2>&1|| die_with_log "$LOG" "building of package failed"
+        done
+        minfo "Building successful, adding packages to repo"
+        mkdir -p "$ANDROID_ROOT/droid-local-repo/$DEVICE/$PKG" >>$LOG 2>&1|| die_with_log "$LOG"
+        rm -f "$ANDROID_ROOT/droid-local-repo/$DEVICE/$PKG/"*.rpm >>$LOG 2>&1|| die_with_log "$LOG"
+        mv RPMS/*.rpm "$ANDROID_ROOT/droid-local-repo/$DEVICE/$PKG" >>$LOG 2>&1|| die_with_log "$LOG"
+        createrepo "$ANDROID_ROOT/droid-local-repo/$DEVICE" >>$LOG 2>&1|| die_with_log "$LOG" "can't create repo"
+        sb2 -t $VENDOR-$DEVICE-armv7hl -R -msdk-install zypper ref >>$LOG 2>&1|| die_with_log "$LOG" "can't update pkg info"
+        minfo "Building of $PKG finished successfully"
+        popd
+    fi
+    echo
+}