Stockfish Chess Explorer
Shows Stockfish's top 10 moves (arrow thickness represents relative goodness.)
Chess piece artwork by Wikimedia Commons user
Cburnett, used
unmodified under
CC BY-SA 3.0, by
way of python-chess.
Analysis by Stockfish
(GPL-3.0), compiled
to WebAssembly by stockfish.js.
Also uses chess.js and
math.js.