nixvim
                                Configure Neovim with Nix! [maintainers=@GaetanLepage, @traxys, @mattsturgeon, @khaneliman]
                            
                        How to download and setup nixvim
Open terminal and run command
                                            git clone https://github.com/nix-community/nixvim.git
                                        
                                        git clone is used to create a copy or clone of nixvim 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 nixvim https://github.com/nix-community/nixvim/archive/master.zip
Or simply clone nixvim with SSH
                                            [email protected]:nix-community/nixvim.git                                    
                                    If you have some problems with nixvim
You may open issue on nixvim support forum (system) here: https://github.com/nix-community/nixvim/issuesSimilar to nixvim repositories
Here you may see nixvim alternatives and analogs
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