Lexica - An open source word-search game.
Ruzzle - Ruzzle is a fun and fast-paced word game where you can challenge your friends or allow an opponent...
Crosswords Arena - Word game, multiplayer and computer players
Tanglet - Tanglet is a single player word finding game based on Boggle.
Quackle - Open-source word game similar to Scrabble. Features a board editor, analysis tools, and artificial intelligence that rivals the best players in the world!
Webfeud - Two players play in any game of Webfeud.