If you’re down for some 🏴‍☠️🦜 there are ways to play Minecraft multiplayer without needing an account.

Otherwise, Minetest is your best bet. It looks and plays like an older version of Minecraft.

Vintage Story is an acquired taste, it’s actually not that similar to Minecraft as you would think. It’s a hardcore survival game where everything takes a lot of time. You’ll spend many hours before you’re even able to mine stone and you need to manage your resources properly.