In order to support emoji on Linux, we will be using Noto Color Emoji font. The script is simple:
wget https://noto-website.storage.googleapis.com/pkgs/NotoColorEmoji-unhinted.zip
sudo mkdir -p /usr/local/share/fonts/truetype
sudo unzip NotoColorEmoji-unhinted.zip -d /usr/local/share/fonts/truetype/noto
sudo rm /usr/local/share/fonts/truetype/noto/LICENSE_OFL.txt
sudo apt-get remove ttf-ancient-fonts-symbola fonts-symbola
sudo chmod 644 /usr/local/share/fonts/truetype/noto/NotoColorEmoji.ttf
fc-cache -f -v
rm NotoColorEmoji-unhinted.zip
Or using gist script:
curl https://gist.githubusercontent.com/luminousmen/7ba2f1f672213a396e8c42a3802348df/raw/434c8ef6bad8bb0df8c794bf598021eef7eebc7c/ubuntu-chrome-emoji.sh | bash
This script uses apt-get packet management utility, please update it in order to run on your system.