Yes, You should never pay for a file named meteor-client-mod-fabric-1.21.jar . If a website asks for money or requires you to complete "human verification" surveys to download the file, close the tab immediately. How to Download and Install Meteor Client (1.21)
Built-in pathfinding that allows the client to automatically mine, travel, and build. file name meteorclientmodfabric121jar free
Almost all Fabric mods, including Meteor, require the Fabric API jar file to be placed in your mods folder. Yes, You should never pay for a file
If you have already downloaded a file with this name, follow these steps before running it: DO NOT Download Minecraft Mods From These Websites… and build. Almost all Fabric mods