Emissary has some really wild tricks up its sleeve, and allows you to build whatever kind of interface or app experience you want.
Emissary is a revolutionary next-gen Web platform that lets you tinker with every little bit of it. It works with the Fediverse, is built on IndieWeb principles, and looks incredible.
Blog post looks neat. So, Emissary is build with Go with a bit of JavaScript and MongoDB. Promising project.