guiIntermediatemc 1.20.x – 1.21.x21 lines

basic shop gui

no-addon chest gui with 3 buyable items. player click → message + give item. items are locked.

vanilla Skriptno addons required.

shop-gui.sk21 lines

command /shop:
    trigger:
        set {_gui} to chest inventory with 3 rows named "&aShop"
        set slot 11 of {_gui} to diamond named "&bDiamond" with lore "&7Click to buy"
        set slot 13 of {_gui} to emerald named "&aEmerald" with lore "&7Click to buy"
        set slot 15 of {_gui} to gold ingot named "&6Gold Ingot" with lore "&7Click to buy"
        open {_gui} to player

on inventory click:
    if name of event-inventory is "&aShop":
        cancel event
        if index of event-slot is 11:
            give 1 diamond to player
            send "&aYou received a diamond!" to player
        if index of event-slot is 13:
            give 1 emerald to player
            send "&aYou received an emerald!" to player
        if index of event-slot is 15:
            give 1 gold ingot to player
            send "&aYou received a gold ingot!" to player

get it running

shop-gui.sk · 21 lines · vanilla Skript

1
copy or download
grab the .sk file with the buttons up top.
shop-gui.sk· ready to drop in
2
drop it in your scripts folder
save it exactly here on your server — no typos, just copy the path:
…/plugins/Skript/scripts/shop-gui.sk
3
reload in-game
run this in chat or console — your script goes live instantly:
/sk reload shop-gui