MacOS

Text Edit

This whole website is created using simple plain text editors like Notepad and TextEdit. The last one must be 'forced' to open as simple plain text. See the preferences for opening.
The TOC is generated with a RYO java program.

Source: tekrevue

X11 server on Mac

This is the infrastructure to run RIT in a Docker container.

Kartoza.com - Must read useful.
XQuartz site is visible in the Mac OS "Other" categories.

title='X11 Port Forwarding Server'
echo -n -e "\033]0;$title\007"
echo "Starting the X11 Port forwarding server"
socat TCP-LISTEN:6000,reuseaddr,fork UNIX-CLIENT:\"$DISPLAY\"

Host File

To edit the /etc/hosts on a MAC open a terminal and enter:
sudo nano /private/etc/hosts

Other Sources