diff --git a/.github/workflows/build-linux-armv6.yml b/.github/workflows/build-linux-arm.yml
similarity index 95%
rename from .github/workflows/build-linux-armv6.yml
rename to .github/workflows/build-linux-arm.yml
index f51cb649cbc..461fa9491d1 100644
--- a/.github/workflows/build-linux-armv6.yml
+++ b/.github/workflows/build-linux-arm.yml
@@ -24,7 +24,7 @@ jobs:
         matrix:
           cfg:
           - {target: linuxarmv6l, libs: armv6l}
-#          - {target: linuxarmv7l, libs: armv7l}
+          - {target: linuxaarch64, libs: aarch64}
     env:
      TARGET: ${{matrix.cfg.target}}
     steps:
diff --git a/libs/openFrameworksCompiled/project/linuxaarch64/config.linuxaarch64.default.mk b/libs/openFrameworksCompiled/project/linuxaarch64/config.linuxaarch64.default.mk
index f17204e6324..d10f9885c78 100644
--- a/libs/openFrameworksCompiled/project/linuxaarch64/config.linuxaarch64.default.mk
+++ b/libs/openFrameworksCompiled/project/linuxaarch64/config.linuxaarch64.default.mk
@@ -95,7 +95,9 @@ PLATFORM_PKG_CONFIG_LIBRARIES += egl
 PLATFORM_CORE_EXCLUSIONS += $(OF_LIBS_PATH)/openFrameworks/sound/ofFmodSoundPlayer.cpp
 
 ifeq ($(CROSS_COMPILING),1)
-
+ifdef MAKEFILE_DEBUG
+    $(info detected cross compiling $(CROSS_COMPILING))
+endif
 	ifdef TOOLCHAIN_ROOT
 		#You have specified TOOLCHAIN_ROOT with an environment variable
 	else
@@ -105,7 +107,7 @@ ifeq ($(CROSS_COMPILING),1)
 	ifdef GCC_PREFIX
 		#You have specified GCC_PREFIX with an environment variable
 	else
-		GCC_PREFIX = arm-linux-gnueabihf
+		GCC_PREFIX = aarch64-linux-gnu
 	endif
 
 	PLATFORM_CXX = $(TOOLCHAIN_ROOT)/bin/$(GCC_PREFIX)-g++
@@ -115,17 +117,21 @@ ifeq ($(CROSS_COMPILING),1)
 
 	SYSROOT=$(RPI_ROOT)
 
-	#c++ 17 support - comment out two lines below to use c++11
-	PLATFORM_CFLAGS += -std=c++17
+	PLATFORM_CFLAGS += --sysroot=$(SYSROOT)
 
-	PLATFORM_HEADER_SEARCH_PATHS += $(SYSROOT)/usr/include/c++/7
+	PLATFORM_HEADER_SEARCH_PATHS += $(SYSROOT)/usr/include/c++
+	PLATFORM_HEADER_SEARCH_PATHS += $(TOOLCHAIN_ROOT)/lib/gcc/$(GCC_PREFIX)/$(GCC_VERSION)/include
 
 	PLATFORM_LIBRARY_SEARCH_PATHS += $(SYSROOT)/usr/lib/$(GCC_PREFIX)
+	PLATFORM_LIBRARY_SEARCH_PATHS += $(SYSROOT)/lib/$(GCC_PREFIX)
+	PLATFORM_LIBRARY_SEARCH_PATHS += $(TOOLCHAIN_ROOT)/lib/gcc/$(GCC_PREFIX)/$(GCC_VERSION)
 
 	PLATFORM_LDFLAGS += --sysroot=$(SYSROOT)
-	PLATFORM_LDFLAGS += -Wl,-rpath=$(SYSROOT)/usr/lib/$(GCC_PREFIX)
-	PLATFORM_LDFLAGS += -Wl,-rpath=$(SYSROOT)/lib/$(GCC_PREFIX)
+	PLATFORM_LDFLAGS += -Xlinker -rpath-link=$(SYSROOT)/usr/lib/$(GCC_PREFIX)
+	PLATFORM_LDFLAGS += -Xlinker -rpath-link=$(SYSROOT)/lib/$(GCC_PREFIX)
+	PLATFORM_LDFLAGS += -Xlinker -rpath-link=$(SYSROOT)/opt/vc/lib
+	PLATFORM_LDFLAGS += -Xlinker -rpath-link=$(SYSROOT)/usr/lib/arm-linux-gnueabihf/pulseaudio
 
-	PKG_CONFIG_LIBDIR=$(SYSROOT)/usr/lib/pkgconfig:$(SYSROOT)/usr/lib/arm-linux-gnueabihf/pkgconfig:$(SYSROOT)/usr/share/pkgconfig
+	PKG_CONFIG_LIBDIR=$(SYSROOT)/usr/lib/pkgconfig:$(SYSROOT)/usr/lib/$(GCC_PREFIX)/pkgconfig:$(SYSROOT)/usr/share/pkgconfig
 
 endif
diff --git a/scripts/ci/linuxaarch64/build.sh b/scripts/ci/linuxaarch64/build.sh
new file mode 100755
index 00000000000..c44560fc80d
--- /dev/null
+++ b/scripts/ci/linuxaarch64/build.sh
@@ -0,0 +1,34 @@
+#!/bin/bash
+set -ev
+OF_ROOT=$( cd "$(dirname "$0")/../../.." ; pwd -P )
+
+export GCC_PREFIX=aarch64-linux-gnu
+export GCC_VERSION=10.3.0
+export GST_VERSION=1.0
+export RPI_ROOT=${OF_ROOT}/scripts/ci/$TARGET/raspbian
+export TOOLCHAIN_ROOT=${OF_ROOT}/scripts/ci/$TARGET/rpi_toolchain
+export PLATFORM_OS=Linux
+export PLATFORM_ARCH=aarch64
+export PKG_CONFIG_LIBDIR=${RPI_ROOT}/usr/lib/pkgconfig:${RPI_ROOT}/usr/lib/${GCC_PREFIX}/pkgconfig:${RPI_ROOT}/usr/share/pkgconfig
+export CXX="${TOOLCHAIN_ROOT}/bin/${GCC_PREFIX}-g++"
+export CC="${TOOLCHAIN_ROOT}/bin/${GCC_PREFIX}-gcc"
+export AR=${TOOLCHAIN_ROOT}/bin/${GCC_PREFIX}-ar
+export LD=${TOOLCHAIN_ROOT}/bin/${GCC_PREFIX}-ld
+
+export PATH=/rpi_toolchain/bin/:$PATH
+export LD_LIBRARY_PATH=/rpi_toolchain/lib:$LD_LIBRARY_PATH
+
+echo "**** Building emptyExample ****"
+cd $OF_ROOT
+cp scripts/templates/linuxaarch64/Makefile examples/templates/emptyExample/
+cp scripts/templates/linuxaarch64/config.make examples/templates/emptyExample/
+cd examples/templates/emptyExample/
+make Debug -j2
+
+#TODO:
+#echo "**** Building allAddonsExample ****"
+#cd $OF_ROOT
+#cp scripts/templates/linuxaarch64/Makefile examples/templates/allAddonsExample/
+#cp scripts/templates/linuxaarch64/config.make examples/templates/allAddonsExample/
+#cd examples/templates/allAddonsExample/
+#make Debug -j2
diff --git a/scripts/ci/linuxaarch64/install.sh b/scripts/ci/linuxaarch64/install.sh
new file mode 100755
index 00000000000..b9911bffc7b
--- /dev/null
+++ b/scripts/ci/linuxaarch64/install.sh
@@ -0,0 +1,81 @@
+#!/bin/bash
+set -e
+set -o pipefail
+# trap any script errors and exit
+trap "trapError" ERR
+
+trapError() {
+	echo
+	echo " ^ Received error ^"
+	cat formula.log
+	exit 1
+}
+
+installPackages(){
+    sudo apt-get -y update
+    sudo apt-get -y install multistrap unzip
+    #workaround for https://bugs.launchpad.net/ubuntu/+source/multistrap/+bug/1313787
+    sudo sed -i s/\$forceyes//g /usr/sbin/multistrap
+}
+
+createRaspbianImg(){
+    #needed since Ubuntu 18.04 - allow non https repositories 
+    mkdir -p raspbian/etc/apt/apt.conf.d/
+    echo 'Acquire::AllowInsecureRepositories "true";' | sudo tee raspbian/etc/apt/apt.conf.d/90insecure
+    multistrap -a arm64 -d raspbian -f multistrap.conf
+}
+
+SCRIPT_DIR="${BASH_SOURCE%/*}"
+if [[ ! -d "$SCRIPT_DIR" ]]; then SCRIPT_DIR="$PWD"; fi
+. "$SCRIPT_DIR/../../dev/downloader.sh"
+
+downloadToolchain(){
+    wget https://github.com/openframeworks/openFrameworks/releases/download/tools/cross-gcc-10.3.0-pi_64.tar.gz
+    tar xvf cross-gcc-10.3.0-pi_64.tar.gz
+    mv cross-pi-gcc-10.3.0-64 rpi_toolchain
+    rm cross-gcc-10.3.0-pi_64.tar.gz
+}
+
+downloadFirmware(){
+    wget https://github.com/raspberrypi/firmware/archive/master.zip -O firmware.zip
+    unzip firmware.zip
+    cp -r firmware-master/opt raspbian/
+    rm -r firmware-master
+    rm firmware.zip
+}
+
+relativeSoftLinks(){
+    for link in $(ls -la | grep "\-> /" | sed "s/.* \([^ ]*\) \-> \/\(.*\)/\1->\/\2/g"); do
+        lib=$(echo $link | sed "s/\(.*\)\->\(.*\)/\1/g");
+        link=$(echo $link | sed "s/\(.*\)\->\(.*\)/\2/g");
+        rm $lib
+        ln -s ../../..$link $lib
+    done
+
+    for f in *; do
+        error=$(grep " \/lib/" $f > /dev/null 2>&1; echo $?)
+        if [ $error -eq 0 ]; then
+            sed -i "s/ \/lib/ ..\/..\/..\/lib/g" $f
+            sed -i "s/ \/usr/ ..\/..\/..\/usr/g" $f
+        fi
+    done
+}
+
+
+ROOT=$( cd "$(dirname "$0")" ; pwd -P )
+echo $ROOT
+cd $ROOT
+installPackages
+createRaspbianImg
+downloadToolchain
+downloadFirmware
+
+cp -rn rpi_toolchain/aarch64-linux-gnu/libc/lib/* $ROOT/raspbian/usr/lib/
+cp -rn rpi_toolchain/aarch64-linux-gnu/libc/usr/lib/* $ROOT/raspbian/usr/lib/
+cp -rn rpi_toolchain/aarch64-linux-gnu/lib/* $ROOT/raspbian/usr/lib/
+
+cd $ROOT/raspbian/usr/lib
+relativeSoftLinks
+cd $ROOT/raspbian/usr/lib/aarch64-linux-gnu
+relativeSoftLinks
+
diff --git a/scripts/ci/linuxaarch64/multistrap.conf b/scripts/ci/linuxaarch64/multistrap.conf
new file mode 100644
index 00000000000..d35454ce980
--- /dev/null
+++ b/scripts/ci/linuxaarch64/multistrap.conf
@@ -0,0 +1,23 @@
+[General]
+arch=arm64
+directory=raspbian
+cleanup=true
+noauth=true
+unpack=true
+aptsources=Raspbian-Base OpenFrameworks
+debootstrap=Raspbian-Base OpenFrameworks
+
+
+[Raspbian-Base]
+packages=base-files dbus dpkg dropbear initscripts iputils-ping isc-dhcp-client kmod login locales lsb-base lsb-release makedev netbase net-tools sysvinit-utils sysv-rc libudev-dev
+source=http://deb.debian.org/debian
+keyring=debian-archive-keyring
+components=main contrib non-free rpi
+suite=bullseye
+
+[OpenFrameworks]
+packages=libasound2-dev libxmu-dev libxxf86vm-dev g++ libgl1-mesa-dev libglu1-mesa-dev libraw1394-dev libudev-dev libdrm-dev libglew-dev libopenal-dev libsndfile-dev libfreeimage-dev libcairo2-dev libfreetype6-dev libssl-dev libpulse-dev libusb-1.0-0-dev libopencv-dev libegl1-mesa-dev libglvnd-dev libgles2-mesa-dev libassimp-dev librtaudio-dev libboost-filesystem-dev libgstreamer1.0-dev libgstreamer-plugins-base1.0-dev  gstreamer1.0-libav gstreamer1.0-pulseaudio gstreamer1.0-x gstreamer1.0-plugins-bad gstreamer1.0-alsa gstreamer1.0-plugins-base gstreamer1.0-plugins-good liburiparser-dev libcurl4-openssl-dev libxml2-dev libpugixml-dev libpoco-dev libglfw3-dev libxrandr-dev libxinerama-dev libxcursor-dev freeglut3-dev libxi-dev
+source=http://deb.debian.org/debian
+keyring=debian-archive-keyring
+components=main contrib non-free rpi
+suite=bullseye