RANDELSHOFER BROTHERS 

Walter and Werner Randelshofer have designed an amazing website dedicated to twisty puzzles and some other special puzzle cubes. They have developed powerful applications for cubes that can be played with. They have been a source of inspiration for DYC Photo cube team since the beginning of the project. 
See and admire just some of their notable works available only in our STORE.
www.randelshofer.ch

UNITED SQUARE  

Smart, Small, Simple and Strategic. United Square strategy game in the CuBeĀ² version is the fundamental element of the DYC Photo cube project. It all started with the idea of adapting the original design of the game and its packaging to a puzzle cube. 
www.united-square.com
Wikipedia