cytoscape.js
                                Graph theory (network) library for visualisation and analysis
                            
                        How to download and setup cytoscape.js
Open terminal and run command
                                            git clone https://github.com/cytoscape/cytoscape.js.git
                                        
                                        git clone is used to create a copy or clone of cytoscape.js 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 cytoscape.js https://github.com/cytoscape/cytoscape.js/archive/master.zip
Or simply clone cytoscape.js with SSH
                                            [email protected]:cytoscape/cytoscape.js.git                                    
                                    If you have some problems with cytoscape.js
You may open issue on cytoscape.js support forum (system) here: https://github.com/cytoscape/cytoscape.js/issuesSimilar to cytoscape.js repositories
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