Eaglercraft 1.8 was strictly based on version 1.8.8 . You cannot load a world downloaded from a newer version (like 1.20) into Eaglercraft.
Alex ran to the item frames, grabbing the only thing that mattered: a written book titled “The Node 405 Chronicles – Day 1 to Day 47” . eaglercraft1,8
Auto-save failed. IndexedDB quota exceeded. Eaglercraft 1
Eaglercraft 1.8 was a technological marvel that allowed Minecraft to run in a browser using WebGL. While it provided access to many who could not afford or run the official game, it was shut down due to copyright infringement. eaglercraft1,8