Productivity Highlighter & Annotation Tool for Websites & PDFs – free, easy to use, no sign-up required. Stay organized online with Web Highlights — a powerful Chrome extension to highlight text on websites, annotate PDFs, take notes, and manage bookmarks. Whether you're a student, blogger, developer, researcher, or lifelong learner, Web Highlights helps you stay productive, save, organize, and revisit what matters — all in one place.