Those are there to cause the posts in your community to be sent to other parts of the fediverse. They are helping you.

Dunno about these bots. But you can ask the admin of feddit.online to check them : @jerry@feddit.online

A bot that is properly labelled as a bot is not a problem - it is when they masquerade as real humans (as is so prevalent on Reddit) that it becomes deception, right?