I made a server on PocketMine, And the server is 0.14.3, and mobs are not spawning, and I know the issue is from pocketmine, so do you have any plugin that can fix the issue?

I made a server on PocketMine, And the server is 0.15.10, and mobs are not spawning, and I know the issue is from pocketmine, so do you have any plugin that can fix the issue?

Pocketmine-MP for Minecraft 0.14.3 and 0.15.10 need a special plugins to spawn mobs because PMMP not have a mobs system. i recommend use pureentities to automaticly spawn mobs and add ai to the mobs.