Now that you have access to the mods folder, it's time to upload your mods:
If you are trying to mod an old file you have saved on a USB drive from a year ago, stop. It is outdated, insecure, and most modern mods will not work. You need the "Reborn" version. how to add mods on eaglercraft
He discovered the Eaglercraft community had created “mods” in the form of that inject custom JavaScript into clients. He found a site called “EaglercraftMods.net” (caution: in reality, be careful with third-party sites). He downloaded a simple “TreeCapitator” mod—chop one log, the whole tree falls. Now that you have access to the mods
Many scripts have a settings panel. Press the key the script tells you (often RCTRL + M or ~ ) to open the mod menu. Many scripts have a settings panel
This is the easiest and most stable way to modify your game. Resource packs change the look of blocks, items, and the GUI.