The game includes basic mechanics that mimic semi-auto attacking without the need for external software:
A quick Google search for "FlyFF Universe auto bot free" will likely lead you to YouTube videos, GitHub repositories, or cheat forums. Here is the reality of using these free tools in the current state of the game: flyff universe auto attack bot free
Many free scripts are unmaintained and break whenever the game updates its memory patterns, rendering them useless. Legitimate "Auto-Attack" Alternatives The game includes basic mechanics that mimic semi-auto