Turns out Mastodon has built-in RSS and Atom feeds. Doesn't show up too well in the unstyled Wordpress RSS widget though:

Your feed URL is [instance]/users/[username].rss or .atom, for example I have

Sign in to participate in the conversation

Server run by the main developers of the project 🐘 It is not focused on any particular niche interest - everyone is welcome as long as you follow our code of conduct!