Shell script to install Firefox and Geckodriver
curl https://raw.githubusercontent.com/hackebrot/install-firefox/master/install-firefox.sh -sSf | sh
You can pass CLI flags and options to the script as follows:
curl https://raw.githubusercontent.com/hackebrot/install-firefox/master/install-firefox.sh -sSf | sh -s -- --firefox 59.0 --geckodriver 0.20.0