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