| 3D Tic Tac Toe: A 3D Java based version of the game. Features 4 boards. The purpose is to get four pieces in a row against the computer. |
| 4-D Tic Tac Toe: Four dimensional version of this game. Includes 9 classical boards. Requires a Java compatible browser. |
| BillyBear4Kids.com: Tic-Tac-Toe Game: Classical version of the game where the pieces have been replaced with butterflies. |
| Cat 'n Moose Tic Tac Toe Game: Game where the classical pieces have been replaced with a cat and a moose. |
| Froggy Tic-Tac-Toe: The pieces have been replaced with frogs in this classic version of the game. |
| FunBrain: Practice mathematics while playing. |
| Habitat Tic-Tac-Toe Game: Provides education information about deep sea creatures, as well as a game where the classical pieces have been replaced with this animals. |
| Neave Games - Tic Tac Toe: Players can either play against the computer, or with a friend. Can also be downloaded. |
| StarChild: Multidisciplinary Universe Activities: A modified version of the game that allows visitors to test their knowledge regarding Solar System facts. |
| Tic Tac Toe: CGI based game. Allows to configure the size of the board, from 3 by 3 up to 7 by 7. |
| Tic Tac Toe: Classical version of the game with sound support included. |
| Tic Tac Toe: Provides a game against a computer player with animated pieces. |
| Torus Games: Java based game that offers the possibility to play both against another human player or against the computer. |