I decided that I wanted my own email. Then I decided that I wanted my own many things. Then I realized that these things were better than their proprietary alternatives, and began tailoring my site to be privacy-centric. Then I let my friends have accounts.
Here we are. katabaticat.net: If it exists, I will integrate it or self-host a superior alternative for free.
Are you friendly? You can chat with us on Matrix at
#general:katabaticat.net! Check the room directory and you will find more channels, including one devoted entirely to pictures of rabbits.