Sudoku League

Sudoku league -english Sudoku league in czech

Information about the Sudoku league

Number of competitors

Players registered: 7312
English-speaking players: 1758
Yesterday 881 competitors played.

Language versions

Server is available in following languages:

Rules of Sudoku league

Rules, mandatory for all Sudoku League players, can be found here.


Project "Sudoku League" was created, compiled, translated, and is now administrated by Marek Cierny.
Please note, that the English translator is not a native speaker; if you find some mistake on the Sudoku League website, kindly warn me at m.cierny[at] All texts, images, designs and scripts are under Copyright. If you want to use them for yourself, you must have permission from the author.

Puzzle provider

The League uses Sudoku puzzles generated by a program created by SadMan Software.

Technical information

Start-up date

The League was started on: 1. 9. 2005
And will continue as long as people enjoy it.

Browsers tested

The Sudoku League website was tested on browsers Microsoft Internet Explorer 6.0 and the Mozilla Firefox 1 series.

Technologies used

XHTML with CSS, active elements with PHP and MySql database, additional effects by JavaScript. For secure running without problems, I recommend allowing cookies.

Code validity

The code passed W3C validation on 3. 8. 2005.
Sudoku League | Sudoku Liga | powered by and collective | 2005 Marek Cierny