How to download and setup h2-mod
Open terminal and run command
                                            git clone https://github.com/fedddddd/h2-mod.git
                                        
                                        git clone is used to create a copy or clone of h2-mod 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 h2-mod https://github.com/fedddddd/h2-mod/archive/master.zip
Or simply clone h2-mod with SSH
                                            [email protected]:fedddddd/h2-mod.git                                    
                                    If you have some problems with h2-mod
You may open issue on h2-mod support forum (system) here: https://github.com/fedddddd/h2-mod/issuesSimilar to h2-mod repositories
Here you may see h2-mod alternatives and analogs
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