If you have a gaming mouse, use the native software (G-Hub or Synapse). You can bind a "Rapid Fire" macro to a side button, which is often more stable and less likely to be flagged by basic anti-cheats. How to Set Up Your Auto Clicker
In Sandbox mode, rapid-fire spawning or tool-gun usage can help create dense structures or effects much faster. Top Tools to Get the Job Done OP Auto Clicker: gmod auto clicker