How to download and setup XGame
Open terminal and run command
                                            git clone https://github.com/monitor1394/XGame.git
                                        
                                        git clone is used to create a copy or clone of XGame repositories.
                                        You pass git clone a repository URL. it supports a few different network protocols and corresponding URL formats.
Also you may download zip file with XGame https://github.com/monitor1394/XGame/archive/master.zip
Or simply clone XGame with SSH
                                            [email protected]:monitor1394/XGame.git                                    
                                    If you have some problems with XGame
You may open issue on XGame support forum (system) here: https://github.com/monitor1394/XGame/issuesSimilar to XGame repositories
Here you may see XGame alternatives and analogs
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