MySQL - The world's most popular open source database
Fredboat - FredBoat is one of the best online music bots for Discord.
PostgreSQL - PostgreSQL is a powerful, open source object-relational database system.
Zandercraft - Zandercraft is an amazing discord bot that includes musical playback and a bunch of other cool features.
Microsoft SQL - Microsoft SQL is a best in class relational database management software that facilitates the database server to provide you a primary function to store and retrieve data.
24/7 Discord Bot - 24/7 is a discord bot that lets you play songs on-demand or listen to a radio station all day long without ever having to stop.