Earlier this month, the Mastodon project announced a new initiative funded by NGI Search: Fediverse Discovery Providers! The goal is to build a resource framework for different kinds of services that can work with potentially any instance or platform.
Is this link meant to be a raw json?
It’s an issue with content negotiation for the WordPress-ActivityPub plugin. Upstream is working on it some, we’re using a recommended caching plugin to cut down on how often it happens.