Webcomponentsjs

ESLint is a linter for JavaScript that analyzes code to detect and report on potential problems and errors, as well as enforce consistent code style and best practices, helping developers to write cleaner, more maintainable code.

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.

RollupJS is a popular and efficient JavaScript module bundler that takes the code from multiple modules and packages them into a single optimized file, minimizing the overall size of the application and improving its performance.

Web components provide a way to create reusable, encapsulated UI components using standard web technologies such as HTML, CSS, and JavaScript. They allow developers to create complex UI components that can be easily shared across multiple projects and frameworks. Web components are built using four main specifications: Custom Elements, Shadow DOM, HTML Templates, and ES Modules.