diff --git a/opennebula-images/devuan-build-opennebula-image.sh b/opennebula-images/devuan-build-opennebula-image.sh
new file mode 100755
index 0000000..ab9b598
--- /dev/null
+++ b/opennebula-images/devuan-build-opennebula-image.sh
@@ -0,0 +1,163 @@
+#!/bin/sh
+
+# This script generates Devuan images for OpenNebula.
+#
+# Test image locally (without network) with:
+#   qemu-system-x86_64 -enable-kvm -m 1G -drive file=$IMAGE,format=qcow2
+
+set -e
+set -x
+
+# XXX: Handle command-line arguments?
+RELEASE=beowulf
+ARCH=amd64
+IMAGE_PATH=devuan-$RELEASE-$(date --iso-8601).img.qcow2
+IMAGE_SIZE=10G
+NBD_DEVICE=/dev/nbd0
+HOSTNAME=devuan
+MIRROR=http://pkgmaster.devuan.org/merged
+
+# TODO: find the package definition and built ourself, publish in some RPM repository.
+ONE_CONTEXT_DEB_URL="https://github.com/OpenNebula/addon-context-linux/releases/download/v5.10.0/one-context_5.10.0-1.deb"
+ONE_CONTEXT_DEB_PATH=/root/one-context.deb
+
+cleanup() {
+	# The order here is important.
+	umount /mnt/dev/pts 2>/dev/null || true
+	umount /mnt/dev/shm 2>/dev/null || true
+	umount /mnt/dev 2>/dev/null || true
+	umount /mnt/proc 2>/dev/null || true
+	umount /mnt/run 2>/dev/null || true
+	umount /mnt/sys 2>/dev/null || true
+	umount /mnt/boot 2>/dev/null || true
+	umount /mnt 2>/dev/null || true
+	qemu-nbd --disconnect "$NBD_DEVICE" || true
+}
+
+run_root() {
+	chroot /mnt /usr/bin/env \
+		PATH=/sbin:/usr/sbin:/bin:/usr/bin \
+		sh -c "$*"
+}
+
+if [ "$(whoami)" != 'root' ]; then
+	echo "This script must be run as root." >&2
+	exit 1
+fi
+
+if [ $(lsb_release --short --id) != "Devuan" ]; then
+	echo "WARNING: this script has been designed to run on a Devuan system." >&2
+	echo "WARNING: Not running Debian. Giving you 5 seconds to abort." >&2
+	sleep 5
+fi
+
+# Create base QCOW2 image.
+qemu-img create -f qcow2 "$IMAGE_PATH" "$IMAGE_SIZE"
+modprobe nbd max_part=16
+qemu-nbd --connect="$NBD_DEVICE" "$IMAGE_PATH"
+
+# Wait for qemu-nbd to settle.
+sleep 1
+
+# Don't forget to cleanup, even if the script crash.
+trap cleanup EXIT
+
+# Create partition table, format partitions.
+sfdisk --no-reread "$NBD_DEVICE" <<EOF
+1M,500M,L,*
+,,L
+EOF
+
+mkfs.ext4 "${NBD_DEVICE}p1"
+mkfs.ext4 "${NBD_DEVICE}p2"
+
+# Mount partitions, install base OS.
+
+mount "${NBD_DEVICE}p2" /mnt
+mkdir /mnt/boot
+mount "${NBD_DEVICE}p1" /mnt/boot
+
+debootstrap \
+	--arch=$ARCH $RELEASE \
+	/mnt $MIRROR
+
+mount --bind /dev /mnt/dev
+mount --bind /dev/pts /mnt/dev/pts
+mount --bind /dev/shm /mnt/dev/shm
+mount --bind /proc /mnt/proc
+mount --bind /run /mnt/run
+mount --bind /sys /mnt/sys
+
+# Guest networking is to be handled by the one-context package.
+# See https://github.com/OpenNebula/addon-context-linux for details.
+
+# Required to resolve package mirror in chroot.
+cp /etc/resolv.conf /mnt/etc/resolv.conf
+
+# Initialize /etc/hosts.
+cat > /mnt/etc/hosts << EOF
+127.0.0.1   $HOSTNAME localhost localhost.localdomain localhost4 localhost4.localdomain4
+::1         $HOSTNAME localhost localhost.localdomain localhost6 localhost6.localdomain6
+
+EOF
+
+run_root hostname $HOSTNAME
+
+# Configure package sources and update package index.
+cat >/mnt/etc/apt/sources.list <<EOF
+# Stable
+deb     $MIRROR $RELEASE main contrib non-free
+deb-src $MIRROR $RELEASE main contrib non-free
+
+#  Security updates
+deb     $MIRROR $RELEASE-updates main contrib non-free
+deb-src $MIRROR $RELEASE-updates main contrib non-free
+
+# Backports
+#deb     $MIRROR $RELEASE-backports main
+#deb-src $MIRROR $RELEASE-backports main
+EOF
+run_root apt-get update
+
+# Install (magic?) one-context DEB and hope things works as expected.
+curl -L "$ONE_CONTEXT_DEB_URL" > "/mnt$ONE_CONTEXT_DEB_PATH"
+run_root apt-get -y install "$ONE_CONTEXT_DEB_PATH"
+run_root rm "$ONE_CONTEXT_DEB_PATH"
+
+# Manually install legacy network scripts used by one-context.
+run_root apt-get -y install ifupdown
+
+run_root ln -sf /usr/share/zoneinfo/UTC /etc/localtime
+
+# Install kernel and bootloader. Do not autoconfigure grub.
+run_root 'echo "grub-pc grub-pc/install_devices_empty boolean true" | debconf-set-selections'
+run_root DEBIAN_FRONTEND=noninteractive apt-get -y install locales linux-image-amd64 grub-pc
+
+# Configure grub.
+run_root grub-install --target=i386-pc "${NBD_DEVICE}"
+run_root grub-mkconfig -o /boot/grub/grub.cfg
+
+# Install en configure SSH daemon.
+run_root apt-get -y install openssh-server
+
+# Install haveged due to lack of entropy in ONE environment.
+run_root apt-get -y install haveged
+run_root update-rc.d haveged defaults
+
+# Generate locales.
+run_root 'sed -i "s/^# *\(en_GB.UTF-8\)/\1/" etc/locale.gen'
+run_root locale-gen
+
+# Generate fstab file.
+boot_uuid=$(blkid --match-tag UUID --output value "${NBD_DEVICE}p1")
+root_uuid=$(blkid --match-tag UUID --output value "${NBD_DEVICE}p2")
+cat >>/mnt/etc/fstab <<EOF
+UUID=$boot_uuid /boot ext4 rw,relatime,data=ordered 0 2
+UUID=$root_uuid /     ext4 rw,relatime,data=ordered 0 1
+EOF
+
+# Remove temporary files and reclaim freed disk space.
+run_root apt-get clean
+
+# Make sure everything is written to disk before exiting.
+sync
diff --git a/openwrt-add-camera-with-mjpg-streamer.sh b/openwrt-add-camera-with-mjpg-streamer.sh
new file mode 100755
index 0000000..25d98a8
--- /dev/null
+++ b/openwrt-add-camera-with-mjpg-streamer.sh
@@ -0,0 +1,73 @@
+#!/bin/sh
+
+if [ $# -lt 1 ]; then
+    echo "$0 ip-address"
+    echo "    ip-address: where to find the device"
+    exit 1
+fi
+
+
+set -x
+
+openwrt_ip=$1; shift
+
+ping -c3 ${openwrt_ip}
+if [ $? -ne 0 ]; then
+    echo "Cannot reach ${openwrt_ip}, aborting"
+    exit 1
+fi
+
+cat <<EOF | ssh -t "root@${openwrt_ip}"
+set -x
+
+opkg update
+opkg install mjpg-streamer kmod-video-uvc
+
+uci set mjpg-streamer.core.enabled=1
+uci set mjpg-streamer.core.resolution="1920x1080"
+uci delete  mjpg-streamer.core.username
+uci delete  mjpg-streamer.core.password
+uci commit
+
+/etc/init.d/mjpg-streamer restart
+
+EOF
+
+exit 0
+
+
+# This is old code / when we used motion
+
+cat <<EOF | ssh -t "root@${openwrt_ip}"
+set -x
+
+opkg update
+opkg install motion kmod-video-uvc
+
+uci set motion.general.enabled=1
+
+cat > /etc/motion.conf <<COF
+
+ipv6_enabled on
+daemon off
+process_id_file /var/run/motion/motion.pid
+setup_mode off
+
+webcontrol_port 8080
+webcontrol_localhost on
+
+videodevice /dev/video0
+v4l2_palette 8
+
+width 1280
+height 720
+
+videodevice /dev/video0
+input -1
+stream_port 8081
+stream_localhost off
+
+COF
+
+/etc/init.d/motion restart
+EOF
diff --git a/openwrt-add-camera.sh b/openwrt-add-camera-with-motion.sh
similarity index 100%
rename from openwrt-add-camera.sh
rename to openwrt-add-camera-with-motion.sh
diff --git a/openwrt-add-gps.sh b/openwrt-add-gps.sh
old mode 100644
new mode 100755
index 772e1e8..ae65aa5
--- a/openwrt-add-gps.sh
+++ b/openwrt-add-gps.sh
@@ -1,5 +1,31 @@
 #!/bin/sh
 
-opkg install kmod-usb-acm
+if [ $# -lt 1 ]; then
+    echo "$0 ip-address"
+    echo "    ip-address: where to find the device"
+    exit 1
+fi
 
-# ugps?
+
+set -x
+
+openwrt_ip=$1; shift
+
+ping -c3 ${openwrt_ip}
+if [ $? -ne 0 ]; then
+    echo "Cannot reach ${openwrt_ip}, aborting"
+    exit 1
+fi
+
+cat <<EOF | ssh -t "root@${openwrt_ip}"
+set -x
+
+opkg update
+opkg install kmod-usb-acm gpsd
+
+uci set gpsd.core.enabled=1
+uci set gpsd.core.listen_globally=1
+uci set gpsd.core.device="/dev/ttyACM0"
+uci commit
+
+EOF
diff --git a/openwrt-add-jool.sh b/openwrt-add-jool.sh
new file mode 100644
index 0000000..c73838c
--- /dev/null
+++ b/openwrt-add-jool.sh
@@ -0,0 +1,32 @@
+#!/bin/sh
+
+if [ $# -ne 1 ]; then
+    echo "$0 ip-address nat64-prefix"
+    echo "    ip-address: where to find the OpenWRT device"
+    echo "    nat64-prefix: which network to use for outgoing 'ipv4' (f.i. 2a0a:e5c0:2:10::/96)"
+    echo "    ip-address: where to find the OpenWRT device"
+    exit 1
+fi
+
+my_ip=$1; shift
+nat64_prefix=$1; shift
+
+cat <<EOF | ssh -t "root@${my_ip}"
+set -x
+
+opkg update
+opkg install kmod-jool jool-tools
+
+# Depending on the interface
+sysctl -w net.ipv6.conf.wlan0.accept_ra=2
+
+modprobe jool_siit
+jool_siit -6 2a0a:e5c0:2:10::/96
+jool_siit -e -a 2a0a:e5c0:10:b01::/64 192.168.1.0/24
+
+
+
+#jool_siit -e -a 2a0a:e5c1:14d:f00d::/96 10.0.0.0/8
+
+
+EOF
diff --git a/openwrt-add-qmi-lte.sh b/openwrt-add-qmi-lte.sh
new file mode 100755
index 0000000..0f4caae
--- /dev/null
+++ b/openwrt-add-qmi-lte.sh
@@ -0,0 +1,44 @@
+#!/bin/sh
+# Based on work of Samuel Hailu, 2020-09-10
+
+if [ $# -ne 1 ]; then
+    echo "$0 ip-address interface"
+    echo "    ip-address: where to find the OpenWRT device"
+    exit 1
+fi
+
+my_ip=$1; shift
+interface=$1; shift
+
+cat <<EOF | ssh -t "root@${my_ip}"
+set -x
+
+# update the sources & allow https handling
+opkg update
+opkg install libustream-openssl ca-bundle ca-certificates
+
+# Install needed kernel module
+opkg install kmod-usb-net-qmi-wwan uqmi luci-proto-qmi
+
+# opkg install usb-modeswitch kmod-mii kmod-usb-net kmod-usb-wdm kmod-usb-net-qmi-wwan uqmi
+
+# Create interface
+# uci set network.LTE=interface
+# uci set network.LTE.ifname='${interface}'
+# uci set network.LTE.proto='dhcp'
+
+# add to correct firewall zone
+# current_networks=\$(uci get firewall.@zone[1].network)
+
+# if ! echo \$current_networks | grep -q LTE; then
+#    uci set firewall.@zone[1].network='\${current_networks} LTE'
+# fi
+
+# commit
+uci commit
+
+# reboot
+
+reboot
+
+EOF
diff --git a/openwrt-add-temper.sh b/openwrt-add-temper.sh
old mode 100644
new mode 100755
index d2ddc4d..da44cf9
--- a/openwrt-add-temper.sh
+++ b/openwrt-add-temper.sh
@@ -1,9 +1,39 @@
 #!/bin/sh
 
-opkg install kmod-usb-hid
-opkg install python3-pyserial
+if [ $# -ne 1 ]; then
+    echo "$0 ip-address"
+    echo "    ip-address: where to find the OpenWRT device"
+    exit 1
+fi
 
-wget -O -  https://files.pythonhosted.org/packages/cc/bb/2f676fdf64be88de068938be2193f091e76c53d277277e07f6153223cdda/temper-py-0.0.1.tar.gz | tar xz temper-py-0.0.1/temper.py
+my_ip=$1; shift
+
+
+temper_version=0.0.2
+temper_url=https://files.pythonhosted.org/packages/7e/1b/0579fef8482660fe194099d988a8ae82b5e5843a60070520039789b26a84/temper-py-0.0.2.tar.gz
+
+cat <<EOF | ssh -t "root@${my_ip}"
+set -x
+
+opkg update
+
+opkg install libustream-openssl ca-bundle ca-certificates
+opkg install kmod-usb-hid python3-pyserial
+
+
+wget -O - ${temper_url} | tar xz temper-py-${temper_version}/temper.py
+
+mv temper-py-${temper_version}/temper.py /usr/bin
+rmdir temper-py-${temper_version}
+chmod a+rx /usr/bin/temper.py
+
+if ! grep -q temper /etc/crontabs/root; then
+   echo "*/5 * * * * /usr/bin/temper.py | awk '{ print $7 " " $8 }' > /www/temperature.txt" >> /etc/crontabs/root
+   /etc/init.d/cron restart
+fi
+
+
+EOF
 
 exit 0
 
diff --git a/openwrt-add-lte.sh b/openwrt-add-usb-lte.sh
similarity index 100%
rename from openwrt-add-lte.sh
rename to openwrt-add-usb-lte.sh
diff --git a/openwrt-add-wireguard.sh b/openwrt-add-wireguard.sh
new file mode 100755
index 0000000..d44d9e9
--- /dev/null
+++ b/openwrt-add-wireguard.sh
@@ -0,0 +1,63 @@
+#!/bin/sh
+# Nico Schottelius
+# 2020-11-19
+
+if [ $# -lt 4 ]; then
+    echo "$0 ip-address vpn-server ipv6-network [privatekey]"
+    echo "    ip-address: where to find the OpenWRT device"
+    echo "    vpn-server: where to connect to"
+    echo "    vpn-server-pubkey: public key of the server"
+    echo "    ipv6-network: which network to use for us (/48 expected)"
+    echo "    private-key: specify wireguard key optionally"
+    exit 1
+fi
+
+my_ip=$1; shift
+vpn_endpoint_host=$1; shift
+vpn_endpoint_pubkey=$1; shift
+network=$1; shift
+
+# wireguard
+if [ $# -eq 1 ]; then
+    private_key=$1; shift
+else
+    private_key=$(wg genkey)
+fi
+
+my_prefix=$(echo $network | sed 's,::/.*,,')
+my_wireguard_ip=${my_prefix}::42
+
+public_key=$(echo $private_key | wg pubkey)
+
+cat <<EOF | ssh -t "root@${my_ip}"
+set -x
+
+opkg update
+
+opkg install wireguard luci-app-wireguard
+
+# VPN / Wireguard
+uci set network.wg0=interface
+uci set network.wg0.proto='wireguard'
+uci set network.wg0.private_key='${private_key}'
+uci set network.wg0.listen_port='51820'
+uci set network.wg0.addresses='${my_wireguard_ip}/64'
+
+if ! uci get network.@wireguard_wg0[0]; then
+   uci add network wireguard_wg0
+fi
+
+uci set network.@wireguard_wg0[0]=wireguard_wg0
+uci set network.@wireguard_wg0[0].persistent_keepalive='25'
+uci set network.@wireguard_wg0[0].public_key='${vpn_endpoint_pubkey}'
+uci set network.@wireguard_wg0[0].description='IPv6VPN.ch by ungleich'
+uci set network.@wireguard_wg0[0].allowed_ips='::/0'
+uci set network.@wireguard_wg0[0].endpoint_host='${vpn_endpoint_host}'
+uci set network.@wireguard_wg0[0].endpoint_port='51820'
+uci set network.@wireguard_wg0[0].route_allowed_ips='1'
+
+# commit
+uci commit
+reboot
+
+EOF
diff --git a/openwrt-hp-250-g5-add-wifi.sh b/openwrt-hp-250-g5-add-wifi.sh
new file mode 100755
index 0000000..cc26bbc
--- /dev/null
+++ b/openwrt-hp-250-g5-add-wifi.sh
@@ -0,0 +1,21 @@
+#!/bin/sh
+
+if [ $# -lt 1 ]; then
+    echo "$0 ip-address"
+    echo "    ip-address: where to find the device"
+    exit 1
+fi
+
+
+openwrt_ip=$1; shift
+
+ping -c3 ${openwrt_ip}
+if [ $? -ne 0 ]; then
+    echo "Cannot reach ${openwrt_ip}, aborting"
+    exit 1
+fi
+
+cat <<EOF | ssh -t "root@${openwrt_ip}"
+    opkg update
+    opkg install kmod-iwlwifi iwlwifi-firmware-iwl7265d wpa-supplicant
+EOF