How to download and setup shellcast
Open terminal and run command
                                            git clone https://github.com/chameleoid/shellcast.git
                                        
                                        git clone is used to create a copy or clone of shellcast 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 shellcast https://github.com/chameleoid/shellcast/archive/master.zip
Or simply clone shellcast with SSH
                                            [email protected]:chameleoid/shellcast.git                                    
                                    If you have some problems with shellcast
You may open issue on shellcast support forum (system) here: https://github.com/chameleoid/shellcast/issuesSimilar to shellcast repositories
Here you may see shellcast alternatives and analogs
upterm gotty browsh xterm.js ttyd asciinema-player terminalizer termion tty-prompt rtty readline-sync fast-syntax-highlighting tty-command tty-spinner tty-progressbar tty-markdown rttys saldl tio tty-table atty tty-screen zsh-cmd-architect tty-font ololog asciinema-rs tty-cursor tty-file finalcut castty