GatsbyJS is a free and open-source static site generator based on React. It uses a modern development stack including Webpack, GraphQL, and modern JavaScript and CSS frameworks. It also provides a rich set of plugins, starters, and themes.

React is a widely used JavaScript library for building user interfaces and single-page applications. It follows a component-based architecture and uses a virtual DOM to efficiently update and render UI components

Styled Components is a popular library for styling React components using CSS syntax. It allows you to write CSS in your JavaScript code, making it easier to create dynamic styles that are specific to each component.

Prismic is a headless content management system that enables users to create, manage, and deliver digital content across multiple channels and platforms. It offers a range of features, including content modeling, content authoring, content publishing, and more, all through a RESTful API.