Most scripts were written in (Roblox's version of Lua). A typical script would hook into the game’s ReplicatedStorage to fire "RemoteEvents" that triggered case openings or currency collection without the player physically clicking buttons.
It is important to note that using these scripts carries significant risks: Trade Tower Script GUI 2022
Trade Tower has an active anti-cheat. Using a GUI from 2022 today is highly likely to result in an immediate permanent ban since the game has been updated many times since then. Most scripts were written in (Roblox's version of Lua)
Automatically buys and opens cases as soon as the player has enough balance. Trade Tower Script GUI 2022
While often speculative, some scripts claimed to analyze patterns or automate betting strategies in the gambling minigames.