Pixelfed, a decentralized alternative to Instagram, has launched its official mobile apps. The service today runs on the same ActivityPub protocol that powers open source X alternative Mastodon, YouTube competitor PeerTube, and other decentralized social apps, now including Meta’s Threads and Flipboard (plus its newer app, Surf), that are part of a growing push toward a more open social web known as the fediverse. Pixelfed was originally developed in 2018 by Daniel Supernault, who also recently ...