for "research and educational purposes," documenting the early days of browser-based game exploits. Are you interested in how these clients were built specific servers where they were most active?
Understanding Eaglercraft 1.8.8 and the Role of Client Modifications in 2021 eaglercraft hacks 188 2021
or injected scripts that take advantage of the browser's local storage and WebSocket connections to interact with servers Ethics and Safety Eaglercraft-Archive/Eaglercraftx-1.8.8-src - GitHub for "research and educational purposes
: Modern Eaglercraft networks utilize strict server-side anti-cheat plugins. Activating obvious exploits like Fly or High-Velocity Killaura triggers automatic, permanent IP bans from major public lobbies. eaglercraft hacks 188 2021