Sudoku Explainer Java (Swing) GUI explains how to solve Sudokus
A free and open source sudoku game for addicts to newbies
Play Sudoku on your Mobile and Windows
Kubok16 is a math puzzle similar to Sudoku.
Sudoku Assistant
A fork of the late Bernhard Hobiger's "HoDoKu - Sudoku for Java"
A Sudoku puzzle game
Sudoku! Help to solve puzzles. Solve them for you. Generate puzzles.
A custom version of Sukaku Explainer
Play Sudoku
Challenge yourself by solving easy, moderate and difficult sudoku's
C# Sudoku solver that uses human techniques; no brute-forcing.
Sudoku games and puzzle solver