Because Eaglercraft runs in a browser, it suffers from input lag and render distance caps (usually 4-6 chunks). Modders have responded with aggressive hacks.
Because Eaglercraft is stuck on the 1.8 protocol, you miss out on modern features like the Update Aquatic or the Nether Update. Modders have solved this by "backporting" features. You can find versions of Eaglercraft that include: eaglercraft mods
Why should a traditional Minecraft player care about Eaglercraft mods? Because Eaglercraft runs in a browser, it suffers
: The best way to experience "One Piece" gameplay (like Devil Fruits or leveling systems) in Eaglercraft is by joining a server that uses server-side plugins . These plugins can simulate powers without requiring you to install client-side mods. Modders have solved this by "backporting" features
: A mod for version 1.20.1 that includes complex animations and custom renders.