These seem like guesses. From the descriptions on the website I would have said the first three are public style social networking and the latter three are a so

These seem like guesses. From the descriptions on the website I would have said the first three are public style social networking and the latter three are a sort of collaboration thing closer to project management tools. But I don’t know! Are these mutually exclusive or can you run all at the same time? Can a “social” talk to a “community”? Is an “ember” actually able to do anything by itself? Can a “social” talk to a Mastodon instance?