https://github.com/maxpumperla/deep_learning_and_the_game_of...
Play a demo Go bot developed in the book here: https://www.badukai.com/demos/static/play_predict_19.html
also good is the freeware bride program Wbridge5, which has won several world computer bridge championships. It is a Windows program, but runs fine on linux with the wine emulation layer. (I've run it on fedora 30, debian 10 and ubuntu 19.10)
There's also the lc0 engine, which is the open source version of the mighty Deep Mind AlphaZero chess engine - linux installation instructions for lc0 are here: https://github.com/LeelaChessZero/lc0/blob/master/README.md