Reading-Progress is a free Chrome add-on that enhances the reading experience by providing a visually appealing reading progress bar at the top of web pages. This add-on allows users to easily track their reading progress as they scroll through a page, providing a better understanding of how much content has been covered. Additionally, when browsing on CSDN, a popular tech community website, users can benefit from a convenient table of contents that pops up on the right side of the page when the mouse is moved. This table of contents allows users to quickly navigate to different sections of an article with just a click, making it easier to find specific information. Another useful feature of Reading-Progress is the ability to quickly return to the top of a page with a single click. Overall, Reading-Progress is a handy tool for Chrome users who want to improve their reading experience and navigate web pages more efficiently.