
MacOS Color Palettes in Apple .CLR and .JSON formats. TailwindCSS, MaterialDesign, Bootstrap, W3C, Primer to Copic, Pantone and Crayola.

Bootstrap is the most popular CSS Framework for developing responsive and mobile-first websites.
Tailwind CSS is a utility-first CSS framework that provides pre-defined classes for building responsive and customizable user interfaces.
Ant Design is a React UI library that provides a set of pre-designed components and design resources for building high-quality, responsive web applications.
Chakra UI is a popular open-source React component library that provides a set of accessible and customizable UI components to help developers create modern web applications.
Material Design is a design system developed by Google that provides a set of guidelines, components, and tools for creating visually appealing and functional user interfaces. Material Design is designed to be flexible and customizable, making it a great choice for a wide range of applications and use cases.