Lichess
Lichess public API: players, ratings, eval, tablebase, opening explorer
Community: Submitted by a user or imported; check the owner before granting accessOnlineNo sign-inGlobalFreeRead-only
What it can do
What data it sees
Do you need an account
No: the server works without sign-in
Lichess public API: players, ratings, eval, tablebase, opening explorer
Tools not fetched yet: the server requires sign-in; the list appears after a manual check.