Eaglercraft 1.12 Github -

: Some source versions, like DevevolperPlus/Eaglercraft-1.12-Source , come with Optifine pre-integrated. Multiplayer Connectivity : Can connect to existing Eaglercraft 1.5.2 or 1.8.8 servers.

For the uninitiated: is a reimplementation of Minecraft: Java Edition that runs entirely in a web browser using JavaScript/WebAssembly. No launcher, no Java runtime, no local server—just a URL. eaglercraft 1.12 github