How to download and setup chatterino2
Open terminal and run command
                                            git clone https://github.com/Chatterino/chatterino2.git
                                        
                                        git clone is used to create a copy or clone of chatterino2 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 chatterino2 https://github.com/Chatterino/chatterino2/archive/master.zip
Or simply clone chatterino2 with SSH
                                            [email protected]:Chatterino/chatterino2.git                                    
                                    If you have some problems with chatterino2
You may open issue on chatterino2 support forum (system) here: https://github.com/Chatterino/chatterino2/issuesSimilar to chatterino2 repositories
Here you may see chatterino2 alternatives and analogs
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