A Revolution in the Game of Chess

   Ch8ss Trademark
Most chess players will automatically know how to play Ch8ss, Chess with an 8, competitively on their very first game.
Yet the pieces are more powerful and there are strategies and game play that go beyond that of classical chess.
Rooks travel in circles, bishops travel in ellipses, knights are diabolical and pawns can become queens in four moves.

Click here to download the new free-to-use Basic Ch8ss+ Shareware App for Windows  Computers
Get or upgrade to Ch8ss+.exe. Ch8ss+ now has the Truce Rule, new start variations and it highlights the last AI move.

Click here to download the free Ch8ss one-page quick instructions pdf

Click here to get the "Ch8ss Rules and Strategies" book from Amazon
The book has tips and strategies and describes four games: Ch8ckers, Basic, Magical, and Football Ch8ss.
Look for the Android App January '24 and the Ch8ssPro App in the Summer of '24.

Click here to order the Ch8ss Board from

Ch8ss: Chess with Nature's Curves 

Ch8ss Boards, Apps and Artwork are copyrighted and can not be reproduced without permission. All rights reserved.
Contact David Lab at for info on licensing rights.
More info. on this and many other DIY, scientific and educational topics are available at:

Privacy and Security
free Basic Ch8ss App is a confirmed safe and virus-free executable file.
It has no file writing/reading, networking or personal data collecting capability.
 You may have to click More Info, Run Anyway to allow Windows to run it.