Adapted by abin, 2026-09-27
Source: https://github.com/douglasbagnall/p4wn
License: CC0 / public-domain dedication
Responsive board and CC0 SVG pieces; local position save/restore; new-game action and keyboard-accessible squares.
Game-ready/error bridge, same-origin CSP and noindex. Original copyrights retained. This independent edition is not an official partnership. Player bridge verified before marking a game ready.
Complete adapted source: source.zip
