Name of the plugin you want : MiniPortal
Spigot Link : http://www.mc-market.org/resources/4777/
Price : 4$ USD
How it would contribute towards the betterment of the community : GIve everyone a cool portal webpage.
Spigot Link : https://www.spigotmc.org/resources/bunkers-teams-koth-balance-shop-support-1-7-10-1-8-8.33481/
Price : 19.99 EUR
How it would contribute towards the betterment of the community : Everyone can make bunkers servers!