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