"Threads Expands into Fediverse with New Sharing Features"

Threads, a messaging app by Instagram, is adding the ability to share content on the fediverse, a decentralized social network. Users will have the option to turn fediverse sharing on and off, and can easily copy their username formatted for the Activity Pub social protocol. Additionally, Threads users will be able to follow and interact with fediverse accounts, provided that the accounts are public.