It is designed to handle high player counts and complex server networks with minimal lag.
Click the (usually the latest one at the top) to download the .jar file.
To download (the high-performance Minecraft server software), you should always use the Official PaperMC Download Page to ensure you have the latest, secure version. Quick Download Steps: Go to the PaperMC Downloads. Select your desired Minecraft version (e.g., 1.21.1).