How to download and setup hotelier
Open terminal and run command
                                            git clone https://github.com/macav/hotelier.git
                                        
                                        git clone is used to create a copy or clone of hotelier 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 hotelier https://github.com/macav/hotelier/archive/master.zip
Or simply clone hotelier with SSH
                                            [email protected]:macav/hotelier.git                                    
                                    If you have some problems with hotelier
You may open issue on hotelier support forum (system) here: https://github.com/macav/hotelier/issuesSimilar to hotelier repositories
Here you may see hotelier alternatives and analogs
pm2 hotel process systeminformer procodile pwa supervizer warden simple-fork-php sentry cluster runnerty mirakuru TrivialRC procs forseti safeps nyx final-pm spinup pLauncher node-sd-notify patrol igniter ddv process-manager phplib-channel serv khepri check_pm2