A geographical map of Europe with hundreds of servers in the Fediverse, dominated by Mastodon, some PixelFed, mapped in this umap at OSM: https://umap.openstreetmap.fr/en/map/fediverse-near-me_828094#5/50.471/4.241

A geographical map of Europe showing many different social media servers that store user data in Europe, filtering for the decentralised Fediverse servers, mapped at https://arewedecentralizedyet.online/map/

A geographical map of Europe showing (partially centralised) social media servers in the Bluesky network, filtering for the AT protocol, storing user data in Europe, mapped at https://arewedecentralizedyet.online/map/