Defrag is addressed to players willing to improve themselves, to tricks-addicts desiring to train and monitor their abilities, compete, and compare their performance to others, to contest sites requiring cheat-prevention measures and a way to settle specific settings and rules, to mappers wishing some facilities and tools intended for tricks-jumping, to q3 video makers who want ingame camming features, and generally, to any player enjoying Quake 3 tricks and movements.