Commonplace is a Chrome extension designed to enhance your web browsing experience by allowing users to save and annotate content from various online sources. This tool enables users to capture thoughts, highlight text, and add comments directly on articles, research papers, or videos, creating a personalized library of insights for future reference.

Key features of Commonplace include the ability to highlight text for annotation, an explain tool that provides definitions or explanations of terms without navigating away from the current page, and a TLDR function that summarizes articles for quick understanding. Users can easily access their notes and highlights through the Commonplace dashboard, making it a versatile tool for students, researchers, and anyone looking to streamline their online reading and learning process.