RunJS
                                RunJS is a JavaScript playground for macOS, Windows and Linux. Write code with instant feedback and access to Node.js and browser APIs.
                            
                        How to download and setup RunJS
Open terminal and run command
                                            git clone https://github.com/lukehaas/RunJS.git
                                        
                                        git clone is used to create a copy or clone of RunJS 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 RunJS https://github.com/lukehaas/RunJS/archive/master.zip
Or simply clone RunJS with SSH
                                            [email protected]:lukehaas/RunJS.git                                    
                                    If you have some problems with RunJS
You may open issue on RunJS support forum (system) here: https://github.com/lukehaas/RunJS/issuesSimilar to RunJS repositories
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