surface
                                Surface (Java SecURity FlAws metriCs Extractor) - A lightweight command-line tool for computing security metrics from Java classes
                            
                        How to download and setup surface
Open terminal and run command
                                            git clone https://github.com/emaiannone/surface.git
                                        
                                        git clone is used to create a copy or clone of surface 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 surface https://github.com/emaiannone/surface/archive/master.zip
Or simply clone surface with SSH
                                            [email protected]:emaiannone/surface.git                                    
                                    If you have some problems with surface
You may open issue on surface support forum (system) here: https://github.com/emaiannone/surface/issuesSimilar to surface repositories
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