raspisms
                                RaspiSMS est un système de gestion et d'envoi de SMS par ordinateur, initialement conçu pour les Raspberry Pi
                            
                        How to download and setup raspisms
Open terminal and run command
                                            git clone https://github.com/RaspbianFrance/raspisms.git
                                        
                                        git clone is used to create a copy or clone of raspisms 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 raspisms https://github.com/RaspbianFrance/raspisms/archive/master.zip
Or simply clone raspisms with SSH
                                            [email protected]:RaspbianFrance/raspisms.git                                    
                                    If you have some problems with raspisms
You may open issue on raspisms support forum (system) here: https://github.com/RaspbianFrance/raspisms/issuesSimilar to raspisms repositories
Here you may see raspisms alternatives and analogs
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