Discord bots are are automated scripts that do a variety of things around your Discord server. They can help you moderate the server, keep track of important numbers, and even add a bit of fun or flair to your server.
MEE6 is the go-to Discord bot for moderation. It automatically detects swear words, spam, or other trigger words you set up. In addition, it has a plethora of commands for helping you moderate your discord server.