EntityOnView

This plugin tries to optimize user experience with naturally spawned entities by restricting where an entity can spawn. Only entities that (can be seen)/seen by a player will be spawned. You can think of it as entity culling but in serverside.

EntityOnView is a free Minecraft Java mod. Compatible with Minecraft 1.12, 1.12.1, 1.12.2, 1.13 and newer. Downloaded 387 times (via Modrinth). Download it and open it directly in the game.