FitChan is a federated image board based on ActivityPub. The current version of the code running on the server is still a work-in-progress product, expect a bumpy ride for the time being. Get the server code here: https://github.com/FChannel0.
Jul 05, 2021 - FitChan Inaugural News Post
FitChan was created mostly because I wanted a place to talk about fitness and that wasn't already being served by any of the boards on any existing FChannel instances. In that spirit fitchan will host a couple tangentially related boards that don't exist yet on the currently known instances.