Name of the plugin you want: WildStacker
Spigot Link: https://www.spigotmc.org/resources/%E2%AD%90%EF%B8%8F-wildstacker-%E2%AD%90%EF%B8%8F-stack-mobs-items-blocks-spawners-with-hopper-support.60648/
Price: $4.99 USD
How it would contribute towards the betterment of the community:
-Reduces lag...