: If the game updates, the interfaces might break. You may need to update the "dylibs" or "interfaces" manually to keep the cheat functional.

: The SDK is usually compiled into a .dll file, which contains features like Aimbot, ESP, and Triggerbot.

: Run Garry's Mod and use an injector to select the game process and the compiled DLL.

If you are looking to get a "piece" of the codebase or set it up, Core Components

Gaztoof/GMod-SDK: A SDK with a built-in cheat for Garry's Mod.

: Provides the necessary interfaces to interact with the Garry's Mod engine (based on the Source engine).

It looks like you're referring to an x64 version of the Gaztoof GMod-SDK , a software development kit often used for creating or updating cheats for Garry's Mod.