Hey,
Here you can download a working minecraft gamemode plugin for your minecraft server this plugin that was made a long time ago for the verayn | Minecraft Network Server has been coded since the server is being made available to you if you type /info then a help command will appear which you can type so you can see what you are using the plugin can only be used in op.
Have fun playing
video to watch: https://youtu.be/Ge4JGwZyGf0
