Roblox Saveinstance Script – Must See

The executor must have a built-in decompiler library (like decompile() ) to read local scripts.

[Game Instance] ➔ [Decompile Properties] ➔ [Serialize to XML] ➔ [Write .rbxl File] Supported Services

You cannot completely stop a client from copying physical parts that must be rendered on their screen. However, you can make your game incredibly difficult to steal or exploit. Roblox SaveInstance Script

It reads the properties of every single object (e.g., a Part's Size, Color, CFrame, and Material).

: Using SaveInstance on games you do not own can result in a permanent Roblox ban. Use at your own risk and only for educational or personal backup purposes. The executor must have a built-in decompiler library

Are you interested in the of how Roblox serializes objects?

local function saveData(userId) local key = getKey(userId) local data = playerData[userId] if not data then return end local tries, backoff = 0, 1 while tries < 5 do local ok, err = pcall(function() dataStore:SetAsync(key, data) end) if ok then return true end tries = tries + 1 wait(backoff) backoff = backoff * 2 end warn("Failed to save data for", userId) return false end It reads the properties of every single object (e

-- Then serialize table to file (depends on executor's file write functions)

Some developers implement local anti-cheats that monitor the memory footprint or specific environment global variables. If the local script detects an active decompiler running in the background, it can fire a RemoteEvent to the server to instantly ban the user before the save process finishes. Final Verdict