InventorySwap :
This is a basic InventorySwap plugin for Minecraft for multiple players.
For install on your server, make sure you have spigot on it and put it on the plugin folder.

• For starting the InventorySwap do "/swap <secs_between> player1 player2 (player3 etc...)"
• For stopping the current InventorySwap use "/swap-stop"

Config.yml
- "seconds-before-swapping-msg:", "started-swapping-msg:", "started-msg:", "stopped-msg:", "player-name-invalid:" and "cannot-start-two:" you can change them if you want the message to be changed.