If you’re a player encountering crashers, report the user and dupe to the server admin. If you’re a researcher interested in game vulnerability analysis, I can point you toward safe, educational Lua sandboxing resources or how to test exploits in a local, isolated server environment.
Let’s be explicitly clear:
In the world of Garry's Mod (GMod), a popular sandbox game built on the Source engine, players and developers alike reveled in the freedom to create and manipulate game content. Among the myriad of user-generated content and plugins available for GMod servers, a notorious tool began to circulate within certain communities: the "GMod Server Crasher." This tool, infamous for its ability to crash GMod servers, became a double-edged sword. On one hand, it was used maliciously to disrupt servers and cause chaos. On the other, it served as a stress-testing tool for server administrators looking to ensure their servers' stability. gmod server crasher dupe verified