Framework Lens is a free Chrome extension designed to help users discover the JavaScript frameworks and libraries utilized on various websites. By simply clicking the extension icon, users can instantly identify the framework powering the page they are visiting, making it an invaluable tool for developers, designers, and tech enthusiasts alike.

This extension offers comprehensive coverage of popular frameworks such as React, Vue.js, Angular, and Svelte, among others. It serves not only as a web development aid but also as an educational resource, making it ideal for students and beginners who wish to deepen their understanding of web technologies and the tech stacks behind their favorite sites.