Tuff Client is and violates the Minecraft EULA (if used on standard servers). On Eaglercraft private servers, use is at the server owner's discretion. Many servers ban it.
Installation (Desktop/Electron build)
Tuff Client is a modified frontend for Eaglercraft 1.12.2 designed to bridge the gap between browser gaming and professional Java Edition clients. While standard Eaglercraft can be laggy or visually limited, Tuff Client integrates performance patches and UI enhancements that make the game feel like a native desktop application. Key Features of the Full Version: Precision aiming for PvP. tuff client eaglercraft 112 2 full