diff --git a/020_matrix-synapse-server.sh b/020_matrix-synapse-server.sh
new file mode 100755
index 0000000..aea3c9e
--- /dev/null
+++ b/020_matrix-synapse-server.sh
@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+
+echo "build depends include dh-systemd, libsystemd-dev. Fix the package for devuan and submit to devuan."
+exit 0
+
+sudo sh -c "echo 'deb https://packages.matrix.org/debian/ buster main' > /etc/apt/sources.list-available/matrix-synapse.list"
+sudo sh -c "echo 'deb-src https://packages.matrix.org/debian/ buster main' >> /etc/apt/sources.list-available/matrix-synapse.list"
+
+sudo ln -s /etc/apt/sources.list-available/matrix-synapse.list /etc/apt/sources.list.d/matrix-synapse.list
+
+# Add the public key:
+curl -L https://packages.matrix.org/debian/matrix-org-archive-keyring.asc | sudo apt-key add - 
+
+sudo apt-get update && apt-get -y install matrix-synapse-py3
+
+
diff --git a/020_mkusb.sh b/020_mkusb.sh
new file mode 100755
index 0000000..ca9a8d5
--- /dev/null
+++ b/020_mkusb.sh
@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+# sudo apt-get install kodi
+
+# 18.04  bionic     buster
+# 17.10  artful     stretch
+
+RELEASE=bionic
+APP=mkusb
+VERSION=unstable  # ppa
+packages="
+	mkusb \
+	mkusb-plug \
+	mkusb-nox \
+	usb-pack-efi \
+	dus \
+	guidus \
+	fdisk \
+	"
+
+sudo echo "deb http://ppa.launchpad.net/${APP}/${VERSION}/ubuntu ${RELEASE} main" > /etc/apt/sources.list-available/mkusb-ppa.list
+sudo echo "deb-src http://ppa.launchpad.net/${APP}/${VERSION}/ubuntu ${RELEASE} main" >> /etc/apt/sources.list-available/mkusb-ppa.list
+
+sudo ln -sf /etc/apt/sources.list-available/mkusb-ppa.list /etc/apt/sources.list.d/mkusb-ppa.list
+
+sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 54B8C8AC
+
+sudo apt-get update
+
+sudo apt-get install -y --no-install-recommends $packages