Eaglercraft 1.12 Wasm [better] -

WASM is the secret sauce. It runs at near-native speed inside your browser. Instead of interpreting Minecraft logic, the browser executes compiled Java bytecode directly.

"Eaglercraft 1.12 WASM" represents the bleeding edge of the web-as-a-platform philosophy. It is a quest to prove that the browser is no longer a document viewer, but a fully capable operating system capable of running heavy, legacy applications at native speeds. eaglercraft 1.12 wasm

We cannot discuss this without addressing the elephant in the room: WASM is the secret sauce