RootUI is a clean and powerful solution for your Dashboards, Administration areas. There are available React + Redux and HTML versions. It is easy for developers to create unified pages thanks to a huge number of ready to use elements, components and supported plugins.
To get started with React version you will need to run
npm tasks. For HTML version you will need only Browser to run HTML files (but better to also run
npm to build your extra code).
To customize template you can edit CSS and HTML files. Also if you are developer, there are available source files SCSS, JS (ES6), JSX and HTML (Nunjucks). All used plugins added from npm.