Chess Coverage is a tool to explore the squares controlled by both players at a given position. You can move the pieces freely or load a .PGN file to explore a particular game.
Created by ciphrd.
Source code on Github
Currently loaded:
Top 10 Best Chess Games of All Time: Alexander Steinkuehler vs Joseph Henry Blackburne
Load a .pgn file by dropping it in the window or by clicking in this area