I understand you're looking for "Eaglercraft 1.12.2 unblocked." Just to clarify:
is a legitimate project that runs Minecraft-style gameplay in a web browser using JavaScript/WebGL, without needing the official Minecraft client. Versions like 1.8.8 are most common, but some community forks claim 1.12.2 support. eaglercraft 1.12.2 unblocked
Would you like help finding the official Eaglercraft GitHub repo instead? I understand you're looking for "Eaglercraft 1