Below are the commands that you will find useful to help you on your adventure.
World Wide Commands
/server vanilla – Come and join the fun on 1.14.4!
/server lobby – in-case you want some alone time
/sethome – Set this as your home. You get more home as you rank up.
/home – This will warp you to your home
/tpa – Teleport to a friend!
/rtp – Randomly Teleport yourself somewhere in the world.
/spawn – Visit spawn! Things change often