For Eaglercraft [verified] - Mods
Only download custom clients and .html files from open-source GitHub repositories. This allows you to verify that the code contains no hidden malicious scripts.
Installing mods depends entirely on the format of the mod you choose. Below are the two most reliable methods used by the community. Method 1: Running Offline HTML Mod Clients (Easiest) mods for eaglercraft
Because Eaglercraft is typically played in a browser, "installing" a mod depends on how you access the game. Method 1: Using Custom Offline HTML Files (Recommended) Only download custom clients and