Have you ever played a cool game called PaoPao (Kawai 2)? In short, you have to clear the board by finding pairs of identical cells:
This tool helps finding them.
Download the single executable and run it. Ensure that you've launched PaoPao and started a game. Also make sure that PaoPao's window is NOT minimized. After that, click the "GO!" button. Tested only on Windows XP.
Grabs the screenshot of a game window and tries to extract the data. Sometimes the recognition fails and everything goes wrong.
Written in C++ using WinAPI.