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Fifteen puzzle is a sliding puzzle that consists of a frame of numbered square tiles in random order with one tile missing. "15 puzzle" (Wikiversity) — script in JavaScript, developed under Web laboratory as an educational project.
phpSudoku is a small and fast script for a sudoku online-game on your website. It includes 200000 sudoku puzzles and ist very easy to integrate in every website and your existing webdesign. It requires PHP 4 or higher. There is no need of MySQL.
The latest release of php Sudoku with 1.000.000 puzzles is hosted at https://github.com/msoftware/phpsudoku. On sourceforge.net you will only find php sudoku V 1.0. All newer versions are available at https://github.com/msoftware/phpsudoku.
A PHP word search script. It has many options, including the ability to use different shapes for your puzzle, or you can design your own shape. Then you can either print the puzzle or play it online. The script supports many different languages.
Mazesmith is a maze generator, written in JavaScript, that is able to be printed or played through a Web browser. The script has many options, including five different algorithms.