Meteor Client is a custom Minecraft client designed to bypass traditional authentication methods, enabling players to connect to servers without an official Minecraft account. This mod is particularly useful for players who want to access servers that don't require official authentication or for those who want to play on servers with friends who don't have an official Minecraft account.
If you're interested in trying Meteor Client 1.20.1, here's a step-by-step guide to get you started: meteor client for 1.20.1