Playing Go and Capture GoInitially some of board sizes and levels are enabled. When you win Hactar, more levels and board sizes are enabled.
Capture go is played on 9x9 board.
Go can be played on 9x9, 13x13 and 19x19 board (only 9x9 at Hactar Go Lite).
About game engines
Capture go engine is specificly developed for Hactar. Engine is relatively simple monte-carlo engine with some optimization for capture go.
Go engine is customized pachi engine. Customizations relate to game ending and operations on server environment.