Yahoo! Games - Literati
Free Java-based server for Literati and other games.

Internet Scrabble Club
A place to play live online scrabble in English, French or Romanian. Play a scrabble game with other members who are logged on the ISC server or with a computer player.

The Pixie Pit Scrabble
Play free e-mail Scrabble. Supports two, three and four player games. Also has chat and a forum.