Minecraft Server Store

Question

Without third-party websites, like Tebex, how do I make a store for ranks, etc. For my Minecraft server?

Answer 1

HTML php sql css js and some minecraft connector plug in witch automatically assigns your rank

Answer 2

Ohh yeah and don't forget to read the minecraft eula to avoid getting
Trouble with mojang

Answer 3

Create a website with HTML, CSS, JS and PHP where people can buy ranks. If they bought it and you verified the transaction you can assign them a higher rank. Simple as that.