Synergy
                                Synergy is a framework for building modular, configurable and scalable UI components for React-DOM projects
                            
                        How to download and setup Synergy
Open terminal and run command
                                            git clone https://github.com/One-Nexus/Synergy.git
                                        
                                        git clone is used to create a copy or clone of Synergy 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 Synergy https://github.com/One-Nexus/Synergy/archive/master.zip
Or simply clone Synergy with SSH
                                            [email protected]:One-Nexus/Synergy.git                                    
                                    If you have some problems with Synergy
You may open issue on Synergy support forum (system) here: https://github.com/One-Nexus/Synergy/issuesSimilar to Synergy repositories
Here you may see Synergy alternatives and analogs
bootstrap material-ui ant-design awesome-react-components enzyme react-bootstrap react-virtualized Hover tabler bootswatch ngx-admin css pure coreui-free-bootstrap-admin-template bootstrap-fileinput MahApps.Metro .tmux generator-m-ionic fastshell react-dashboard gulp-tutorial long-haul magento2-frontools dev-toolkit kirby-webpack frasco bootstrap-4-boilerplate branch gulp-starter-kit frango