Start at: https://zed.cafe and arrow up to the line:

Press ENTER and the page should reload and you'll be presented with Simple Chat:

Now to get a join url you can share with others so they can login!

With zed.cafe you have two options:

1. Ctrl+O or CMD+O depending on your os.
2. Pressing the # key to open the cli and run the #joincode command

After you run #joincode or do Ctrl+O. The terminal will fullscreen you should see a join QR code as well as a copyit hyperlink 

You should have a join url in your clipboard after doing this. This join url will allow others to login and play!

Hit escape to close the terminal and have fun.