Roblox - Advanced Gun Store System (free) May 2026

: Exploiter-proof transactions handled exclusively through server sanity checks.

📂 ShopItemData (Place your Weapon Configuration Modules here) 🛰️ BuyWeapon (Create a ) 📂 StarterGui Roblox - Advanced Gun Store System (FREE)

🖥️ ShopGui (Create a ScreenGui with your Frames, Buttons, and scrolling lists) 💾 Step 2: Leaderstats (Currency Setup) To prevent this, the actual deduction of cash

Create a regular in ServerScriptService and name it ShopServer . To prevent this

Exploiters can easily manipulate local scripts to give themselves free items. To prevent this, the actual deduction of cash and awarding of the gun happen on the server.

To make your system easily expandable without duplicating UI code, you will use a ModuleScript . Create a inside ReplicatedStorage > ShopItemData and name it WeaponCatalog .

game.Players.PlayerAdded:Connect(function(player) local leaderstats = Instance.new("Folder") leaderstats.Name = "leaderstats" leaderstats.Parent = player local cash = Instance.new("IntValue") cash.Name = "Cash" cash.Value = 5000 -- Starting cash for testing cash.Parent = leaderstats end) Use code with caution. Copied to clipboard 📄 Step 3: Weapon Data Module