Market Open source

local ReplicatedStorage = cloneref(game:GetService("ReplicatedStorage"))
		local Players = cloneref(game:GetService("Players"))
		local Player = Players.LocalPlayer
		local Character = Player.Character or Player.CharacterAdded:Wait()
		local Backpack = Player:WaitForChild("Backpack")
		local Tool = Character:FindFirstChildOfClass("Tool")
		if not Tool then return end
		Tool.Parent = Backpack
		task.wait(0.5)

		local ToolName = Tool.Name
		local ToolId = nil

		local function getPing()
			if typeof(Player.GetNetworkPing) == "function" then
				local success, result = pcall(function()
					return tonumber(string.match(Player:GetNetworkPing(), "%d+"))
				end)
				if success and result then
					return result
				end
			end

			local success2, pingStat = pcall(function()
				return Players.LocalPlayer:FindFirstChild("PlayerGui"):FindFirstChild("Ping") or
					Players.LocalPlayer:FindFirstChild("PlayerScripts"):FindFirstChild("Ping")
			end)
			if success2 and pingStat and pingStat:IsA("TextLabel") then
				local num = tonumber(string.match(pingStat.Text, "%d+"))
				if num then
					return num
				end
			end

			local t0 = tick()
			local temp = Instance.new("BoolValue", ReplicatedStorage)
			temp.Name = "PingTest_" .. tostring(math.random(10000,99999))
			task.wait(0.1)
			local t1 = tick()
			temp:Destroy()

			return math.clamp((t1 - t0) * 1000, 50, 300)
		end

		local ping = getPing()
		local delay = 0.25 + ((math.clamp(ping, 0, 300) / 300) * 0.03)

		local marketconnection = ReplicatedStorage.MarketItems.ChildAdded:Connect(function(item)
			if item.Name == ToolName then
				local owner = item:WaitForChild("owner", 2)
				if owner and owner.Value == Player.Name then
					ToolId = item:GetAttribute("SpecialId")
				end
			end
		end)

		task.spawn(function()
			ReplicatedStorage.ListWeaponRemote:FireServer(ToolName, 99999)
		end)

		task.wait(delay)

		task.spawn(function()
			ReplicatedStorage.BackpackRemote:InvokeServer("Store", ToolName)
		end)

		task.wait(3)

		if ToolId then
			task.spawn(function()
				ReplicatedStorage.BuyItemRemote:FireServer(ToolName, "Remove", ToolId)
			end)
		end

		task.spawn(function()
			ReplicatedStorage.BackpackRemote:InvokeServer("Grab", ToolName)
		end)

		marketconnection:Disconnect()