Tesuji Made Easy
Comments from Yutopian: The most complete Tesuji database, more than 2400 problems. Many taken from classics like Xuan Xuan Qi Jin, Igo Hatsuyo-ron, GuanZi Pu, Go Kyo Shumyo, and modern books like the Encyclopedia of Tesuji. The problems are divided into categories of Attack, Defense, Making Life, Capturing Stones, Capture Race, and Endgame Moves. Requires Windows 95/Windows NT/or higher.