AT Protocol - Bluesky PBC Dominance Index

This page provides a measurement of Bluesky PBC's control over various components of the AT Protocol social network infrastructure. It tracks the distribution of power across key protocol elements, helping to assess the current state of decentralization and identify areas where centralized control may need to be reduced to achieve the protocol's long-term vision of a truly distributed social network.

Overall dominance

97.11%

Protocol Development

100%

Protocol development is fully controlled by Bluesky PBC (Source 1)

Identity

~100.00%

did:plc is fully controlled by Bluesky PBC. did:web method using 46 accounts (Source 1, Source 2)

Handles

99.18%

22,534,918 out of 22,720,918 (186,000 non-bsky.social handles) (Source 1)

Data (PDS repos)

99.90%

22,697,513 out of 22,720,918 (23,405 non-bsky repositories) (Source 1, Source 2)

Relays

~99.9%

This is just an estimate, we don't have enough data at the moment (Source 1)

AppViews

~99.9%

This is just an estimate, we don't have enough data at the moment

Bluesky Clients

~98%

This is just an estimate, we don't have enough data at the moment

Bluesky Moderation

~80%

This is just an estimate, we don't have enough data at the moment

Author: @tree.fail | Source code