How to download and setup T3SF
Open terminal and run command
                                            git clone https://github.com/Base4Security/T3SF.git
                                        
                                        git clone is used to create a copy or clone of T3SF 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 T3SF https://github.com/Base4Security/T3SF/archive/master.zip
Or simply clone T3SF with SSH
                                            [email protected]:Base4Security/T3SF.git                                    
                                    If you have some problems with T3SF
You may open issue on T3SF support forum (system) here: https://github.com/Base4Security/T3SF/issuesSimilar to T3SF repositories
Here you may see T3SF alternatives and analogs
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