For Eaglercraft 1.8.8, there are various hacked clients available online that claim to offer enhanced gameplay experiences. Some popular ones include:
Resent ClientResent is widely considered the gold standard for Eaglercraft cheating. It features a polished ClickGUI and a vast array of modules. Combat: High-velocity Killaura, AutoClicker, and Reach. eaglercraft 1.8.8 hacked clients
GitHub - DhyeyTheEaglercrafter/WurstX-A-Ported-Hacked-Client For Eaglercraft 1
KillAura (automatically hits nearby players), AutoClicker, and Reach (hit players from further away). For Eaglercraft 1.8.8