Multiplayer is fully supported, though you must use specific (WebSocket) URLs to connect through your browser. Eaglercraft - Free Open Source Browser Minecraft
is a community-driven port that allows you to play Minecraft Java Edition directly in your web browser. Built on the "World of Color" update, it is a significant leap from the older 1.5.2 and 1.8.8 versions, offering a much richer set of blocks, mechanics, and visual updates. Key Features of Eaglercraft 1.12.2 eaglecraft 1.12.2
This version brings the browser-based experience closer to modern Minecraft than ever before. Multiplayer is fully supported, though you must use
: It is a popular choice for students or office workers where standalone applications like Minecraft are blocked by IT administrators. Multiplayer and Servers Multiplayer is fully supported