Flat UI Free - Design Framework (html/css3/less/js). Flat UI is based on Bootstrap, a comfortable, responsive, and functional framework that simplifies the development of websites.
Flat UI is a beautiful theme designed for Bootstrap, offering a flat design for all components. It provides a clean and modern look to websites using Bootstrap. The theme includes various components that have been redesigned to provide a flat appearance down to the pixel level.
Gulp.js is an old but popular site building tool that automates various repetitive development tasks in web development, such as compiling Sass, minifying JavaScript, and optimizing images.