大瓣 is a free Chrome add-on developed by mfcndw that aims to enhance the user experience on Douban, a popular Chinese social networking platform for books, movies, and music. This add-on specifically focuses on enlarging the short comment box on Douban's book, movie, and music pages, making it easier for users to edit and input their comments.

With 大瓣, users can now enjoy a more convenient and comfortable editing experience when leaving short comments on Douban. The add-on simply increases the height of the comment editing box, allowing users to view more content at once and reducing the need for frequent scrolling.

Overall, 大瓣 is a useful Chrome add-on for Douban users who frequently leave short comments on book, movie, and music pages. It provides a simple solution to enlarge the comment editing box, improving the user experience and making it easier to input and edit comments.