If you want the most fun immediately, here is the top 5 list of what you can actually get:
Leo was a "Shadow-Coder" in the Eaglercraft community. While others were satisfied with the vanilla experience, Leo was obsessed with the Client-Side Manifest mods for eaglercraft
Recent developments have shifted toward making modding more accessible through specialized toolkits and ports: If you want the most fun immediately, here
If you're into PvP or competitive play, look for mods that add: Shows your WASD and mouse clicks on screen. They can range from simple tweaks to complete
Mods, short for modifications, are user-created content that can be added to the game to alter or extend its functionality. They can range from simple tweaks to complete overhauls of game mechanics, and they often add new content, such as items, blocks, or game modes.
in your browser or as an offline file.