It seems there is a web page based version as well at https://bitbucket.org/grumdrig/pq-web https://bitbucket.org/grumdrig/pq-web. I did not inspect the code,

It seems there is a web page based version as well at https://bitbucket.org/grumdrig/pq-web https://bitbucket.org/grumdrig/pq-web. I did not inspect the code, but I did played it for a little. The most challenging part for me so far is to remember to periodically poke the mouse so screenlocker won't kick in.