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