Own Blinkenlights with six Raspberry Pi Zeros.
sudo apt update
sudo apt install python3-rpi.gpio
sudo apt install python3-numpy
sudo pip3 install zmq
sudo apt-get update
sudo apt-get install libjpeg-dev -y
sudo apt-get install zlib1g-dev -y
sudo apt-get install libfreetype6-dev -y
sudo apt-get install liblcms1-dev -y
sudo apt-get install libopenjp2-7 -y
sudo apt-get install libtiff5 -y
sudo pip3 install pillow