Eaglercraft can be laggy on older laptops. To get the "Hot" performance:
Eaglercraft is a functional port of Minecraft Beta 1.3 (and newer versions like 1.5.2 and 1.8.8) that runs entirely in a web browser using JavaScript and HTML5. The singleplayer mode allows you to create worlds, mine resources, and build structures just like the original Java Edition. 1. Zero Installation, Instant Play eagler craft singleplayer hot
Built-in Optifine-like settings to make the game run smoothly on Chromebooks and older laptops. Texture Pack Support: Eaglercraft can be laggy on older laptops