Commands:
/vanish - Allows the player to vanish! While vanished, players will not be able to see you, see any particles that you produce or any noise that you make!
/v - Shorter alternative to /vanish

Permissions:
vanish.pl.use - Allows the player to vanish!
vanish.see.vanished - Allows the player to see other vanished players. You can use this if you have a staff team, and you want them to be able to see you!