To use Meteor Client on a Paper server across various versions (from 1.16.5 up to 1.21), you generally need a "Via" plugin setup on the server side. Meteor Client itself is a Fabric mod, while Paper is a server implementation that doesn't run Fabric mods directly. Recommended Server Setup
Notable Feature: Includes full support for Meteor Rejects and other popular Meteor Client Addons that extend its core functionality. 1.16.5 (The Legacy Standard): Meteor Client 1.21- 1.20.6 -- 1.16.5
Modules: Optimized for modern server performance, featuring advanced AutoCrystal and pathfinding modules. 1.20.6 (The Middle Ground): To use Meteor Client on a Paper server
: Supported via specific legacy releases like version 0.5.7. Minecraft 1.16.5 : Accessible through the Meteor Archive using versions like 0.4.4 or 0.4.2. github.com Key Features Notable Feature: Includes full support for Meteor Rejects