Ruliweb Extension is an unofficial Chrome add-on that aims to make browsing the Ruliweb website more convenient and spoiler-free. This extension can be used on both PC and mobile web browsers.

The main features of Ruliweb Extension include support for blocking and removing spoiler keywords, providing previews of posts, displaying EXIF information of images, enhancing visibility of hard-to-read text colors, enabling quick navigation between comment nicknames, highlighting specific nicknames, making it easier to distinguish nested comments by highlighting them on mouseover, emphasizing the author's or user's own comments, and expanding the comment input box.

Additionally, Ruliweb Extension adds a button for easy page navigation on mobile devices and optimizes video playback by adjusting the video size to fit the screen.

Please note that Ruliweb Extension is an unofficial extension and is not affiliated with the official Ruliweb website.