Pleroma is a free, open-source social network using ActivityPub. Discover Pleroma alternatives & its federation capabilities with GNU Social & Mastodon.
Pleroma is a free and open-source social networking server that utilizes federated protocols, specifically compatible with GNU Social, Mastodon, and various other ActivityPub and OStatus implementations. It functions as a core server implementation alongside its default frontend, PleromaFE. To facilitate ease of use and understanding within the Fediverse community, Pleroma also provides essential utilities such as an ActivityPub relay. This allows users to seamlessly interact with different platforms participating in the same network.