diff --git a/Tools/environment_install/install-prereqs-openSUSE-Tumbleweed.sh b/Tools/environment_install/install-prereqs-openSUSE-Tumbleweed.sh
new file mode 100755
index 0000000000000..5895dbdeb5b2b
--- /dev/null
+++ b/Tools/environment_install/install-prereqs-openSUSE-Tumbleweed.sh
@@ -0,0 +1,214 @@
+#!/usr/bin/env bash
+echo "---------- $0 start ----------"
+set -e
+set -x
+set +H
+
+if [ $EUID == 0 ]; then
+    echo "Please do not run this script as root; don't sudo it!"
+    exit 1
+fi
+
+
+OPT="/opt"
+# Ardupilot Tools
+ARDUPILOT_TOOLS="Tools/autotest"
+
+ASSUME_YES=false
+QUIET=false
+sep="##############################################"
+
+OPTIND=1  # Reset in case getopts has been used previously in the shell.
+while getopts "yq" opt; do
+    case "$opt" in
+        \?)
+            exit 1
+            ;;
+        y)  ASSUME_YES=true
+            ;;
+        q)  QUIET=true
+            ;;
+    esac
+done
+
+ZYPPER="sudo zypper in --no-recommends"
+if $ASSUME_YES; then
+    ZYPPER="sudo zypper in -y --no-recommends"
+fi
+PIP3=pip3
+if $QUIET; then
+    PIP3="pip3 -q"
+fi
+
+function package_is_installed() {
+    rpm -q $1 &>/dev/null
+}
+
+function heading() {
+    echo "$sep"
+    echo $*
+    echo "$sep"
+}
+
+#Install python3 1st, as openSUSE TW WSL does not come with preinstalled python
+$ZYPPER python3 || echo "Check zypper output for errors"
+
+#As tumbleweed can have many python versions, we need to know which one is currently active
+PYPKGVER=python$(python3 --version | cut -d' ' -f2 | awk -F. '{print $1$2}')
+
+BASE_PKGS="patterns-devel-base-devel_basis ccache git axel valgrind screen gcc-c++ xterm free-ttf-fonts sfml2-devel zip glibc-devel-static rsync"
+SITL_PKGS="${PYPKGVER}-pip ${PYPKGVER}-devel ${PYPKGVER}-setuptools ${PYPKGVER}-wheel ${PYPKGVER}-lxml ${PYPKGVER}-pyaml ${PYPKGVER}-wxPython ${PYPKGVER}-pyparsing ${PYPKGVER}-opencv ${PYPKGVER}-numpy ${PYPKGVER}-scipy ${PYPKGVER}-matplotlib"
+
+PYTHON_PKGS="future lxml pymavlink MAVProxy pexpect argparse pyparsing geocoder pyserial empy==3.3.4 ptyprocess dronecan"
+PYTHON_PKGS+=" flake8 junitparser pygame intelhex psutil pyyaml"
+# GNU Tools for ARM Embedded Processors
+# (see https://launchpad.net/gcc-arm-embedded/)
+ARM_ROOT="gcc-arm-none-eabi-10-2020-q4-major"
+ARM_TARBALL="$ARM_ROOT-x86_64-linux.tar.bz2"
+ARM_TARBALL_URL="https://firmware.ardupilot.org/Tools/STM32-tools/$ARM_TARBALL"
+
+ARM_LINUX_ROOT=gcc-linaro-7.5.0-2019.12-x86_64_arm-linux-gnueabihf
+ARM_LINUX_GCC_URL="https://releases.linaro.org/components/toolchain/binaries/7.5-2019.12/arm-linux-gnueabihf/gcc-linaro-7.5.0-2019.12-x86_64_arm-linux-gnueabihf.tar.xz"
+ARM_LINUX_TARBALL="gcc-linaro-7.5.0-2019.12-x86_64_arm-linux-gnueabihf.tar.xz"
+
+function maybe_prompt_user() {
+    if $ASSUME_YES; then
+        return 0
+    else
+        read -p "$1"
+        if [[ $REPLY =~ ^[Yy]$ ]]; then
+            return 0
+        else
+            return 1
+        fi
+    fi
+}
+
+sudo usermod -a -G dialout "$USER"
+
+$ZYPPER $BASE_PKGS $SITL_PKGS || echo "Check zypper output for errors"
+
+python3 -m venv "$HOME"/venv-ardupilot
+
+SHELL_LOGIN=".profile"
+# activate it:
+SOURCE_LINE="source $HOME/venv-ardupilot/bin/activate"
+$SOURCE_LINE
+
+if ! grep -Fxq "$SOURCE_LINE" ~/.bashrc; then 
+    if [[ -z "${DO_PYTHON_VENV_ENV}" ]] && maybe_prompt_user "Make ArduPilot venv default for python [N/y]?" ; then
+        DO_PYTHON_VENV_ENV=1
+    fi
+
+    if [[ $DO_PYTHON_VENV_ENV -eq 1 ]]; then
+        echo $SOURCE_LINE >> ~/.bashrc
+    fi
+fi
+
+$PIP3 install -U pip setuptools wheel
+$PIP3 install -U attrdict3
+$PIP3 install -U $PYTHON_PKGS
+
+(
+    cd /usr/lib64/ccache
+    for C in arm-none-eabi-g++  arm-none-eabi-gcc arm-linux-gnueabihf-g++ arm-linux-gnueabihf-gcc; do
+        if [ ! -f "$C" ]; then
+            sudo ln -s ../../bin/ccache "$C"
+        fi
+    done
+)
+
+ccache --set-config sloppiness=file_macro,locale,time_macros
+ccache --set-config ignore_options="--specs=nano.specs --specs=nosys.specs"
+
+if [ ! -d $OPT/$ARM_ROOT ]; then
+    (
+        cd $OPT;
+        sudo axel -a -c $ARM_TARBALL_URL;
+        sudo tar xjf ${ARM_TARBALL};
+        sudo rm ${ARM_TARBALL};
+    )
+fi
+
+if [ ! -d $OPT/$ARM_LINUX_ROOT ]; then
+    (
+        cd $OPT;
+        sudo axel -a -c "${ARM_LINUX_GCC_URL}";
+        sudo tar xf ${ARM_LINUX_TARBALL};
+        sudo rm ${ARM_LINUX_TARBALL};
+    )
+fi
+
+heading "Removing modemmanager and brltty package that could conflict with firmware uploading"
+if package_is_installed "ModemManager"; then
+    sudo zypper rm ModemManager
+fi
+if package_is_installed "brltty"; then
+    sudo zypper rm brltty
+fi
+echo "Done!"
+
+heading "Adding ArduPilot Tools to environment"
+
+SCRIPT_DIR=$(dirname $(realpath ${BASH_SOURCE[0]}))
+ARDUPILOT_ROOT=$(realpath "$SCRIPT_DIR/../../")
+
+
+exportline="export PATH=$OPT/$ARM_ROOT/bin:\$PATH";
+if ! grep -Fxq "$exportline" ~/$SHELL_LOGIN ; then
+    if maybe_prompt_user "Add $OPT/$ARM_ROOT/bin to your PATH [N/y]?" ; then
+        echo $exportline >> ~/$SHELL_LOGIN
+    else
+        echo "Skipping adding $OPT/$ARM_ROOT/bin to PATH."
+    fi
+fi
+
+exportline1="export PATH=$OPT/$ARM_LINUX_ROOT/bin:\$PATH";
+if ! grep -Fxq "$exportline1" ~/$SHELL_LOGIN ; then
+    if maybe_prompt_user "Add $OPT/$ARM_LINUX_ROOT/bin to your PATH [N/y]?" ; then
+        echo $exportline1 >> ~/$SHELL_LOGIN
+    else
+        echo "Skipping adding $OPT/$ARM_LINUX_ROOT/bin to PATH."
+    fi
+fi
+
+exportline2="export PATH=$ARDUPILOT_ROOT/$ARDUPILOT_TOOLS:\$PATH";
+if  ! grep -Fxq "$exportline2" ~/$SHELL_LOGIN ; then
+    if maybe_prompt_user "Add $ARDUPILOT_ROOT/$ARDUPILOT_TOOLS to your PATH [N/y]?" ; then
+        echo $exportline2 >> ~/$SHELL_LOGIN
+    else
+        echo "Skipping adding $ARDUPILOT_ROOT/$ARDUPILOT_TOOLS to PATH."
+    fi
+fi
+
+exportline3="source $ARDUPILOT_ROOT/Tools/completion/completion.bash";
+if  ! grep -Fxq "$exportline3" ~/.bashrc ; then
+    if maybe_prompt_user "Add ArduPilot Bash Completion to your bash shell [N/y]?" ; then
+        echo $exportline3 >> ~/.bashrc
+    else
+        echo "Skipping adding ArduPilot Bash Completion."
+    fi
+fi
+
+exportline4="export PATH=/usr/lib64/ccache:\$PATH";
+if ! grep -Fxq "$exportline4" ~/$SHELL_LOGIN ; then
+    if maybe_prompt_user "Append CCache to your PATH [N/y]?" ; then
+        echo $exportline4 >> ~/$SHELL_LOGIN
+    else
+        echo "Skipping appending CCache to PATH."
+    fi
+fi
+echo "Done!"
+
+if [[ $SKIP_AP_GIT_CHECK -ne 1 ]]; then
+  cd "$ARDUPILOT_ROOT"
+  if [ -d ".git" ]; then
+    heading "Update git submodules"
+    cd $ARDUPILOT_ROOT
+    git submodule update --init --recursive
+    echo "Done!"
+  fi
+fi
+
+echo "---------- $0 end ----------"
+echo "Done. Please log out and log in again."