Open Sudoku

Apr 26, 2025

Open Sudoku 4 brings with it a complete code rewrite, new features and multiple improvements:
* Import/export Sudoku from various sources
* Edit/create your own Sudoku puzzles with verification of it's validity
* Use "Hint" to see next step hints when you get stuck
* Double pencil marks (optional)
And much more. Go to the project page to see full change log.